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doc-exports/docs/cce/umn/ALL_META.TXT.json
qiujiandong1 bfc6e41869 CCE UMN update 20241130 version 
Reviewed-by: Eotvos, Oliver <oliver.eotvos@t-systems.com>
Co-authored-by: qiujiandong1 <qiujiandong1@huawei.com>
Co-committed-by: qiujiandong1 <qiujiandong1@huawei.com>
2025-02-24 12:45:02 +00:00

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"code":"76",
"des":"Check whether the target cluster is under upgrade management.CCE may temporarily restrict the cluster upgrade due to the following reasons:The cluster is identified as th",
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"product_code":"cce",
"code":"77",
"des":"Check the following items:Check whether the add-on status is normal.Check whether the add-on supports the target version.Scenario 1: The add-on malfunctions.Log in to the",
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"code":"78",
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"code":"79",
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"node_id":"cce_10_0436.xml",
"product_code":"cce",
"code":"80",
"des":"Check the node pool status.Check whether the node pool OS or container runtime is supported after the upgrade.Scenario: The node pool malfunctions.Log in to the CCE conso",
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"kw":"Node Pools,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"node_id":"cce_10_0437.xml",
"product_code":"cce",
"code":"81",
"des":"Check whether the Protocol & Port of the worker node security groups is set to ICMP: All and whether the security group with the source IP address set to the master node ",
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"kw":"Security Groups,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"uri":"cce_10_0439.html",
"node_id":"cce_10_0439.xml",
"product_code":"cce",
"code":"82",
"des":"Check whether nodes need to be migrated.This issue is caused by either an error in the node's package pull component or the absence of key system components on the node, ",
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"kw":"Residual Nodes,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"node_id":"cce_10_0440.xml",
"product_code":"cce",
"code":"83",
"des":"Check whether there are discarded resources in the clusters.Scenario 1: The Service in the clusters of v1.25 or later has discarded annotation tolerate-unready-endpoints.",
"doc_type":"usermanual2",
"kw":"Discarded Kubernetes Resources,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Discarded Kubernetes Resources",
"githuburl":""
},
{
"uri":"cce_10_0441.html",
"node_id":"cce_10_0441.xml",
"product_code":"cce",
"code":"84",
"des":"Read the version compatibility differences and ensure that they are not affected. The patch upgrade does not involve version compatibility differences.",
"doc_type":"usermanual2",
"kw":"Compatibility Risks,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Compatibility Risks",
"githuburl":""
},
{
"uri":"cce_10_0442.html",
"node_id":"cce_10_0442.xml",
"product_code":"cce",
"code":"85",
"des":"Check whether cce-agent on the current node is of the latest version.Scenario 1: The error message \"you cce-agent no update, please restart it\" is displayed.cce-agent doe",
"doc_type":"usermanual2",
"kw":"CCE Agent Versions,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"CCE Agent Versions",
"githuburl":""
},
{
"uri":"cce_10_0443.html",
"node_id":"cce_10_0443.xml",
"product_code":"cce",
"code":"86",
"des":"Check whether the node's CPU usage is above 90%.Upgrade the cluster during off-peak hours.Check whether too many pods are deployed on the node. If yes, reschedule pods to",
"doc_type":"usermanual2",
"kw":"Node CPU Usage,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node CPU Usage",
"githuburl":""
},
{
"uri":"cce_10_0444.html",
"node_id":"cce_10_0444.xml",
"product_code":"cce",
"code":"87",
"des":"Check the following items:Check whether the key CRD packageversions.version.cce.io of the cluster is deleted.Check whether the cluster key CRD network-attachment-definiti",
"doc_type":"usermanual2",
"kw":"CRDs,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"CRDs",
"githuburl":""
},
{
"uri":"cce_10_0445.html",
"node_id":"cce_10_0445.xml",
"product_code":"cce",
"code":"88",
"des":"Check the following items:Check whether the key data disks on the node meet the upgrade requirements.Check whether the /tmp directory has 500 MB available space.During th",
"doc_type":"usermanual2",
"kw":"Node Disks,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Disks",
"githuburl":""
},
{
"uri":"cce_10_0446.html",
"node_id":"cce_10_0446.xml",
"product_code":"cce",
"code":"89",
"des":"Check the following items:Check whether the DNS configuration of the current node can resolve the OBS address.Check whether the current node can access the OBS address of",
"doc_type":"usermanual2",
"kw":"Node DNS,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node DNS",
"githuburl":""
},
{
"uri":"cce_10_0447.html",
"node_id":"cce_10_0447.xml",
"product_code":"cce",
"code":"90",
"des":"Check whether the owner and owner group of the files in the /var/paas directory used by the CCE are both paas.Scenario 1: The error message \"xx file permission has been c",
"doc_type":"usermanual2",
"kw":"Node Key Directory File Permissions,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Key Directory File Permissions",
"githuburl":""
},
{
"uri":"cce_10_0448.html",
"node_id":"cce_10_0448.xml",
"product_code":"cce",
"code":"91",
"des":"Check whether the kubelet on the node is running properly.Scenario 1: The kubelet status is abnormal.If the kubelet malfunctions, the node is unavailable. Restore the nod",
"doc_type":"usermanual2",
"kw":"kubelet,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"kubelet",
"githuburl":""
},
{
"uri":"cce_10_0449.html",
"node_id":"cce_10_0449.xml",
"product_code":"cce",
"code":"92",
"des":"Check whether the node's memory usage is above 90%.Upgrade the cluster during off-peak hours.Check whether too many pods are deployed on the node. If yes, reschedule pods",
"doc_type":"usermanual2",
"kw":"Node Memory,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Memory",
"githuburl":""
},
{
"uri":"cce_10_0450.html",
"node_id":"cce_10_0450.xml",
"product_code":"cce",
"code":"93",
"des":"Check whether the clock synchronization server ntpd or chronyd of the node is running properly.Scenario 1: ntpd is running abnormally.Log in to the node and run the syste",
"doc_type":"usermanual2",
"kw":"Node Clock Synchronization Server,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Clock Synchronization Server",
"githuburl":""
},
{
"uri":"cce_10_0451.html",
"node_id":"cce_10_0451.xml",
"product_code":"cce",
"code":"94",
"des":"Check whether the OS kernel version of the node is supported by CCE.Case 1: The node image is not a standard CCE image.CCE nodes run depending on the initial standard ker",
"doc_type":"usermanual2",
"kw":"Node OS,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node OS",
"githuburl":""
},
{
"uri":"cce_10_0452.html",
"node_id":"cce_10_0452.xml",
"product_code":"cce",
"code":"95",
"des":"Check and make sure that the master nodes in your cluster have more than 2 CPU cores.The number of CPU cores on the master nodes is 2, which may lead to a cluster upgrade",
"doc_type":"usermanual2",
"kw":"Node CPU Cores,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node CPU Cores",
"githuburl":""
},
{
"uri":"cce_10_0453.html",
"node_id":"cce_10_0453.xml",
"product_code":"cce",
"code":"96",
"des":"Check whether the Python commands are available on a node.If the command output is not 0, the check fails.Reset the node or manually install Python before attempting the ",
"doc_type":"usermanual2",
"kw":"Node Python Commands,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Python Commands",
"githuburl":""
},
{
"uri":"cce_10_0455.html",
"node_id":"cce_10_0455.xml",
"product_code":"cce",
"code":"97",
"des":"Check whether the nodes in the cluster are ready.Scenario 1: The nodes are in the unavailable status.Log in to the CCE console and click the cluster name to access the cl",
"doc_type":"usermanual2",
"kw":"Node Readiness,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Readiness",
"githuburl":""
},
{
"uri":"cce_10_0456.html",
"node_id":"cce_10_0456.xml",
"product_code":"cce",
"code":"98",
"des":"Check whether journald of a node is normal.Log in to the node and run the systemctl is-active systemd-journald command to obtain the running status of journald. If the co",
"doc_type":"usermanual2",
"kw":"Node journald,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node journald",
"githuburl":""
},
{
"uri":"cce_10_0457.html",
"node_id":"cce_10_0457.xml",
"product_code":"cce",
"code":"99",
"des":"Check whether the containerd.sock file is on the node. This file affects the startup of container runtime in the Euler OS.Scenario: The Docker used by the node is the cus",
"doc_type":"usermanual2",
"kw":"containerd.sock,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"containerd.sock",
"githuburl":""
},
{
"uri":"cce_10_0458.html",
"node_id":"cce_10_0458.xml",
"product_code":"cce",
"code":"100",
"des":"This check item is not typical and implies that an internal error was found during the pre-upgrade check.Perform the pre-upgrade check again.If it fails again, submit a s",
"doc_type":"usermanual2",
"kw":"Internal Error,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Internal Error",
"githuburl":""
},
{
"uri":"cce_10_0459.html",
"node_id":"cce_10_0459.xml",
"product_code":"cce",
"code":"101",
"des":"Check whether there are inaccessible mount points on the node.Scenario: There are inaccessible mount points on the node.If NFS (such as obsfs or SFS) is used by the node ",
"doc_type":"usermanual2",
"kw":"Node Mount Points,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Mount Points",
"githuburl":""
},
{
"uri":"cce_10_0460.html",
"node_id":"cce_10_0460.xml",
"product_code":"cce",
"code":"102",
"des":"Check whether the taint needed for cluster upgrade exists on the node.Scenario 1: The node is skipped during the cluster upgrade.If the version of the node is different f",
"doc_type":"usermanual2",
"kw":"Kubernetes Node Taints,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Kubernetes Node Taints",
"githuburl":""
},
{
"uri":"cce_10_0478.html",
"node_id":"cce_10_0478.xml",
"product_code":"cce",
"code":"103",
"des":"Check whether there are any compatibility restrictions on the current Everest add-on.There are compatibility restrictions on the current Everest add-on and it cannot be u",
"doc_type":"usermanual2",
"kw":"Everest Restrictions,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Everest Restrictions",
"githuburl":""
},
{
"uri":"cce_10_0479.html",
"node_id":"cce_10_0479.xml",
"product_code":"cce",
"code":"104",
"des":"Check whether there are compatibility limitations between the current and target cce-controller-hpa add-on versions.There are compatibility limitations between the curren",
"doc_type":"usermanual2",
"kw":"cce-hpa-controller Limitations,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"cce-hpa-controller Limitations",
"githuburl":""
},
{
"uri":"cce_10_0480.html",
"node_id":"cce_10_0480.xml",
"product_code":"cce",
"code":"105",
"des":"Check whether the current cluster version and the target version support enhanced CPU policy.Scenario: Only the current cluster version supports the enhanced CPU policy f",
"doc_type":"usermanual2",
"kw":"Enhanced CPU Policies,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Enhanced CPU Policies",
"githuburl":""
},
{
"uri":"cce_10_0484.html",
"node_id":"cce_10_0484.xml",
"product_code":"cce",
"code":"106",
"des":"Check whether the container runtime and network components on the worker nodes are healthy.Issue 1: CNI Agent is not active.If your cluster version is earlier than v1.17.",
"doc_type":"usermanual2",
"kw":"Health of Worker Node Components,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Health of Worker Node Components",
"githuburl":""
},
{
"uri":"cce_10_0485.html",
"node_id":"cce_10_0485.xml",
"product_code":"cce",
"code":"107",
"des":"Check whether cluster components such as the Kubernetes component, container runtime component, and network component are running properly before the upgrade.Perform the ",
"doc_type":"usermanual2",
"kw":"Health of Master Node Components,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Health of Master Node Components",
"githuburl":""
},
{
"uri":"cce_10_0486.html",
"node_id":"cce_10_0486.xml",
"product_code":"cce",
"code":"108",
"des":"Check whether the resources of Kubernetes components, such as etcd and kube-controller-manager, exceed the upper limit.Solution 1: Reduce Kubernetes resources that are ne",
"doc_type":"usermanual2",
"kw":"Memory Resource Limit of Kubernetes Components,Troubleshooting for Pre-upgrade Check Exceptions,User",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Memory Resource Limit of Kubernetes Components",
"githuburl":""
},
{
"uri":"cce_10_0487.html",
"node_id":"cce_10_0487.xml",
"product_code":"cce",
"code":"109",
"des":"The system scans the audit logs of the past day to check whether the user calls the deprecated APIs of the target Kubernetes version.Due to the limited time range of audi",
"doc_type":"usermanual2",
"kw":"Discarded Kubernetes APIs,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Discarded Kubernetes APIs",
"githuburl":""
},
{
"uri":"cce_10_0488.html",
"node_id":"cce_10_0488.xml",
"product_code":"cce",
"code":"110",
"des":"If IPv6 is enabled for a CCE Turbo cluster, check whether the target cluster version supports IPv6.CCE Turbo clusters support IPv6 since v1.23. This feature is available ",
"doc_type":"usermanual2",
"kw":"IPv6 Support in CCE Turbo Clusters,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"IPv6 Support in CCE Turbo Clusters",
"githuburl":""
},
{
"uri":"cce_10_0489.html",
"node_id":"cce_10_0489.xml",
"product_code":"cce",
"code":"111",
"des":"Check whether NetworkManager of a node is normal.Log in to the node and run the systemctl is-active NetworkManager command to obtain the running status of NetworkManager.",
"doc_type":"usermanual2",
"kw":"NetworkManager,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"NetworkManager",
"githuburl":""
},
{
"uri":"cce_10_0490.html",
"node_id":"cce_10_0490.xml",
"product_code":"cce",
"code":"112",
"des":"Check the ID file format.",
"doc_type":"usermanual2",
"kw":"Node ID File,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node ID File",
"githuburl":""
},
{
"uri":"cce_10_0491.html",
"node_id":"cce_10_0491.xml",
"product_code":"cce",
"code":"113",
"des":"When you upgrade a cluster to v1.19 or later, the system checks whether the following configuration files have been modified on the backend:/opt/cloud/cce/kubernetes/kube",
"doc_type":"usermanual2",
"kw":"Node Configuration Consistency,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Configuration Consistency",
"githuburl":""
},
{
"uri":"cce_10_0492.html",
"node_id":"cce_10_0492.xml",
"product_code":"cce",
"code":"114",
"des":"Check whether the configuration files of key components exist on the node.The following table lists the files to be checked.Reset the node. For details, see Resetting a N",
"doc_type":"usermanual2",
"kw":"Node Configuration File,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Configuration File",
"githuburl":""
},
{
"uri":"cce_10_0493.html",
"node_id":"cce_10_0493.xml",
"product_code":"cce",
"code":"115",
"des":"Check whether the current CoreDNS key configuration Corefile is different from the Helm release record. The difference may be overwritten during the add-on upgrade, affec",
"doc_type":"usermanual2",
"kw":"CoreDNS Configuration Consistency,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"CoreDNS Configuration Consistency",
"githuburl":""
},
{
"uri":"cce_10_0494.html",
"node_id":"cce_10_0494.xml",
"product_code":"cce",
"code":"116",
"des":"Check whether the sudo commands and sudo-related files of the node are working.Scenario 1: The sudo command fails to be executed.During the in-place cluster upgrade, the ",
"doc_type":"usermanual2",
"kw":"sudo,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"sudo",
"githuburl":""
},
{
"uri":"cce_10_0495.html",
"node_id":"cce_10_0495.xml",
"product_code":"cce",
"code":"117",
"des":"Whether some key commands that the node upgrade depends on are workingScenario 1: Executing the package manager command failed.Executing the rpm or dpkg command failed. I",
"doc_type":"usermanual2",
"kw":"Key Node Commands,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Key Node Commands",
"githuburl":""
},
{
"uri":"cce_10_0496.html",
"node_id":"cce_10_0496.xml",
"product_code":"cce",
"code":"118",
"des":"Check whether the docker/containerd.sock file is directly mounted to the pods on a node. During an upgrade, Docker or containerd restarts and the sock file on the host ch",
"doc_type":"usermanual2",
"kw":"Mounting of a Sock File on a Node,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Mounting of a Sock File on a Node",
"githuburl":""
},
{
"uri":"cce_10_0497.html",
"node_id":"cce_10_0497.xml",
"product_code":"cce",
"code":"119",
"des":"Check whether the certificate used by an HTTPS load balancer has been modified on ELB.The certificate referenced by an HTTPS ingress created on CCE is modified on the ELB",
"doc_type":"usermanual2",
"kw":"HTTPS Load Balancer Certificate Consistency,Troubleshooting for Pre-upgrade Check Exceptions,User Gu",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"HTTPS Load Balancer Certificate Consistency",
"githuburl":""
},
{
"uri":"cce_10_0498.html",
"node_id":"cce_10_0498.xml",
"product_code":"cce",
"code":"120",
"des":"Check whether the default mount directory and soft link on the node have been manually mounted or modified.Non-shared diskBy default, /var/lib/docker, containerd, or /mnt",
"doc_type":"usermanual2",
"kw":"Node Mounting,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Node Mounting",
"githuburl":""
},
{
"uri":"cce_10_0499.html",
"node_id":"cce_10_0499.xml",
"product_code":"cce",
"code":"121",
"des":"Check whether user paas is allowed to log in to a node.Run the following command to check whether user paas is allowed to log in to a node:If the permissions assigned to ",
"doc_type":"usermanual2",
"kw":"Login Permissions of User paas on a Node,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Login Permissions of User paas on a Node",
"githuburl":""
},
{
"uri":"cce_10_0500.html",
"node_id":"cce_10_0500.xml",
"product_code":"cce",
"code":"122",
"des":"Check whether the load balancer associated with a Service is allocated with a private IPv4 address.Solution 1: Delete the Service that is associated with a load balancer ",
"doc_type":"usermanual2",
"kw":"Private IPv4 Addresses of Load Balancers,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Private IPv4 Addresses of Load Balancers",
"githuburl":""
},
{
"uri":"cce_10_0501.html",
"node_id":"cce_10_0501.xml",
"product_code":"cce",
"code":"123",
"des":"Check the historical upgrade records of the cluster and confirm that the current version of the cluster meets the requirements for upgrading to the target version.Upgradi",
"doc_type":"usermanual2",
"kw":"Historical Upgrade Records,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"Historical Upgrade Records",
"githuburl":""
},
{
"uri":"cce_10_0502.html",
"node_id":"cce_10_0502.xml",
"product_code":"cce",
"code":"124",
"des":"Check whether the CIDR block of the cluster management plane is the same as that configured on the backbone network.The CIDR block of the management plane has been modifi",
"doc_type":"usermanual2",
"kw":"CIDR Block of the Cluster Management Plane,Troubleshooting for Pre-upgrade Check Exceptions,User Gui",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"CIDR Block of the Cluster Management Plane",
"githuburl":""
},
{
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"des":"The GPU add-on is involved in the upgrade, which may affect the GPU driver installation during the creation of a GPU node.The GPU add-on driver needs to be configured by ",
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"des":"Check whether the default system parameter settings on your nodes are modified.If the MTU value of the bond0 network on your BMS node is not the default value 1500, this ",
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"code":"127",
"des":"Check whether there are residual package version data in the current cluster.A message is displayed indicating that there are residual 10.12.1.109 CRD resources in your c",
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{
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"product_code":"cce",
"code":"128",
"des":"Check whether the commands required for the upgrade are available on the node.The cluster upgrade failure is typically caused by the lack of key node commands that are re",
"doc_type":"usermanual2",
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"node_id":"cce_10_0507.xml",
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"code":"129",
"des":"Check whether swap has been enabled on CCE nodes.By default, swap is disabled on CCE nodes. Check the necessity of enabling swap manually and determine the impact of disa",
"doc_type":"usermanual2",
"kw":"Node Swap,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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{
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"node_id":"cce_10_0508.xml",
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"code":"130",
"des":"Check item 1: Check whether there is an Nginx Ingress route whose ingress type is not specified (kubernetes.io/ingress.class: nginx is not added to annotations) in the cl",
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"title":"nginx-ingress Upgrade",
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{
"uri":"cce_10_0510.html",
"node_id":"cce_10_0510.xml",
"product_code":"cce",
"code":"131",
"des":"Check whether the service pods running on a containerd node are restarted when containerd is upgraded.containerd on your node may need to be restarted. To minimize the im",
"doc_type":"usermanual2",
"kw":"containerd Pod Restart Risks,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"title":"containerd Pod Restart Risks",
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{
"uri":"cce_10_0511.html",
"node_id":"cce_10_0511.xml",
"product_code":"cce",
"code":"132",
"des":"Check whether the configuration of the CCE AI Suite add-on in a cluster has been intrusively modified. If so, upgrading the cluster may fail.",
"doc_type":"usermanual2",
"kw":"Key GPU Add-on Parameters,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"title":"Key GPU Add-on Parameters",
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{
"uri":"cce_10_0512.html",
"node_id":"cce_10_0512.xml",
"product_code":"cce",
"code":"133",
"des":"Check whether GPU service pods are rebuilt in a cluster when kubelet is restarted during the upgrade of the cluster.Upgrade the cluster when the impact on services is con",
"doc_type":"usermanual2",
"kw":"GPU Pod Rebuild Risks,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"title":"GPU Pod Rebuild Risks",
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{
"uri":"cce_10_0513.html",
"node_id":"cce_10_0513.xml",
"product_code":"cce",
"code":"134",
"des":"Check whether ELB listener access control has been configured for the Services in the current cluster using annotations.If so, check whether their configurations are corr",
"doc_type":"usermanual2",
"kw":"ELB Listener Access Control,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"title":"ELB Listener Access Control",
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{
"uri":"cce_10_0514.html",
"node_id":"cce_10_0514.xml",
"product_code":"cce",
"code":"135",
"des":"Check whether the flavor of the master nodes in the cluster is the same as the actual flavor of these nodes.This issue is typically caused by modifications made to the ma",
"doc_type":"usermanual2",
"kw":"Master Node Flavor,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"title":"Master Node Flavor",
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{
"uri":"cce_10_0515.html",
"node_id":"cce_10_0515.xml",
"product_code":"cce",
"code":"136",
"des":"Check whether the number of available IP addresses in the cluster subnet supports rolling upgrade.Rolling upgrade is not supported if there are not enough IP addresses in",
"doc_type":"usermanual2",
"kw":"Subnet Quota of Master Nodes,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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{
"uri":"cce_10_0516.html",
"node_id":"cce_10_0516.xml",
"product_code":"cce",
"code":"137",
"des":"Check whether an alarm is generated when a cluster is upgraded to v1.27 or later. Do not use Docker in clusters of versions later than 1.27.If your node's runtime is not ",
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"title":"Node Runtime",
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{
"uri":"cce_10_0517.html",
"node_id":"cce_10_0517.xml",
"product_code":"cce",
"code":"138",
"des":"Check whether an alarm is generated when a cluster is upgraded to v1.27 or later. Do not use Docker in clusters of versions later than 1.27.If your node pool's runtime is",
"doc_type":"usermanual2",
"kw":"Node Pool Runtime,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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{
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"node_id":"cce_10_0518.xml",
"product_code":"cce",
"code":"139",
"des":"Check the number of images on your node. If there are more than 1000 images, it takes a long time for Docker to start, affecting the standard Docker output and functions ",
"doc_type":"usermanual2",
"kw":"Number of Node Images,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"title":"Number of Node Images",
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{
"uri":"cce_10_0520.html",
"node_id":"cce_10_0520.xml",
"product_code":"cce",
"code":"140",
"des":"Check whether the target version supports secret encryption. If it does not, clusters that have this feature enabled cannot be upgraded to the target version.Secret encry",
"doc_type":"usermanual2",
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"title":"Compatibility Check of Secret Encryption",
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{
"uri":"cce_10_0521.html",
"node_id":"cce_10_0521.xml",
"product_code":"cce",
"code":"141",
"des":"Make sure that the GPU add-on and Ubuntu nodes are compatible before using them in a cluster. If the Ubuntu kernel is 5.15.0-113-generic, the driver of the GPU add-on mus",
"doc_type":"usermanual2",
"kw":"Compatibility Between the Ubuntu Kernel and GPU Driver,Troubleshooting for Pre-upgrade Check Excepti",
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{
"uri":"cce_10_0522.html",
"node_id":"cce_10_0522.xml",
"product_code":"cce",
"code":"142",
"des":"An unfinished drainage task is detected in the cluster, which may resume after the upgrade. If this happens, running pods will be evicted, which could impact your service",
"doc_type":"usermanual2",
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{
"uri":"cce_10_0523.html",
"node_id":"cce_10_0523.xml",
"product_code":"cce",
"code":"143",
"des":"Check the number of image layers on your node. If there are more than 5000 layers, it will take a long time for Docker or containerd to start, affecting the stdout of Doc",
"doc_type":"usermanual2",
"kw":"Image Layers on a Node,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"title":"Image Layers on a Node",
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{
"uri":"cce_10_0524.html",
"node_id":"cce_10_0524.xml",
"product_code":"cce",
"code":"144",
"des":"Check whether your cluster is eligible for a rolling upgrade. The result shows that the rolling upgrade is not supported.Rolling upgrades cannot be performed if the tenan",
"doc_type":"usermanual2",
"kw":"Cluster Rolling Upgrade,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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{
"uri":"cce_10_0525.html",
"node_id":"cce_10_0525.xml",
"product_code":"cce",
"code":"145",
"des":"Check whether the number of certificates on your node is greater than 1000. During an upgrade, certificate files will be processed in batches. An excessive number of cert",
"doc_type":"usermanual2",
"kw":"Rotation Certificates,Troubleshooting for Pre-upgrade Check Exceptions,User Guide",
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"title":"Rotation Certificates",
"githuburl":""
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{
"uri":"cce_10_0526.html",
"node_id":"cce_10_0526.xml",
"product_code":"cce",
"code":"146",
"des":"Check whether any modifications have been made to the listener, forwarding policy, forwarding rule, backend cloud server group, backend cloud server, or certificate confi",
"doc_type":"usermanual2",
"kw":"Ingress and ELB Configuration Consistency,Troubleshooting for Pre-upgrade Check Exceptions,User Guid",
"search_title":"",
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"title":"Ingress and ELB Configuration Consistency",
"githuburl":""
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{
"uri":"cce_10_0183.html",
"node_id":"cce_10_0183.xml",
"product_code":"cce",
"code":"147",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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"kw":"Nodes",
"search_title":"",
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"title":"Nodes",
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{
"uri":"cce_10_0180.html",
"node_id":"cce_10_0180.xml",
"product_code":"cce",
"code":"148",
"des":"A container cluster consists of a set of worker machines, called nodes, that run containerized applications. A node can be a virtual machine (VM) or a physical machine (P",
"doc_type":"usermanual2",
"kw":"paas,user group,Node Overview,Nodes,User Guide",
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"title":"Node Overview",
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{
"uri":"cce_10_0462.html",
"node_id":"cce_10_0462.xml",
"product_code":"cce",
"code":"149",
"des":"Container engines, one of the most important components of Kubernetes, manage the lifecycle of images and containers. The kubelet interacts with a container runtime throu",
"doc_type":"usermanual2",
"kw":"Container Engines,Nodes,User Guide",
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"title":"Container Engines",
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{
"uri":"cce_10_0476.html",
"node_id":"cce_10_0476.xml",
"product_code":"cce",
"code":"150",
"des":"This section describes the mappings between released cluster versions and OS versions.",
"doc_type":"usermanual2",
"kw":"Node OSs,Nodes,User Guide",
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{
"uri":"cce_10_0363.html",
"node_id":"cce_10_0363.xml",
"product_code":"cce",
"code":"151",
"des":"At least one cluster has been created.A key pair has been created for identity authentication upon remote node login.The DNS configuration of a subnet where a node is loc",
"doc_type":"usermanual2",
"kw":"Creating a Node,Nodes,User Guide",
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"title":"Creating a Node",
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{
"uri":"cce_10_0198.html",
"node_id":"cce_10_0198.xml",
"product_code":"cce",
"code":"152",
"des":"In CCE, you can create a node (Creating a Node) or add existing nodes (ECSs) to your cluster for management.When accepting an ECS, you can reset the ECS OS to a standard ",
"doc_type":"usermanual2",
"kw":"Accepting Nodes for Management,Nodes,User Guide",
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"title":"Accepting Nodes for Management",
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{
"uri":"cce_10_0185.html",
"node_id":"cce_10_0185.xml",
"product_code":"cce",
"code":"153",
"des":"Before you log in to a node using SSH, ensure that the SSH port (22 by default) is enabled in the security group of the node.Before you log in to a node (an ECS) using SS",
"doc_type":"usermanual2",
"kw":"Logging In to a Node,Nodes,User Guide",
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"title":"Logging In to a Node",
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{
"uri":"cce_10_0672.html",
"node_id":"cce_10_0672.xml",
"product_code":"cce",
"code":"154",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"node labels",
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"title":"Management Nodes",
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},
{
"uri":"cce_10_0004.html",
"node_id":"cce_10_0004.xml",
"product_code":"cce",
"code":"155",
"des":"You can add different labels to nodes and define different attributes for labels. By using these node labels, you can quickly understand the characteristics of each node.",
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"title":"Managing Node Labels",
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{
"uri":"cce_10_0352.html",
"node_id":"cce_10_0352.xml",
"product_code":"cce",
"code":"156",
"des":"Taints enable a node to repel specific pods to prevent these pods from being scheduled to the node.On the CCE console, you can also batch manage nodes' taints.Enter the k",
"doc_type":"usermanual2",
"kw":"NoSchedule,PreferNoSchedule,NoExecute,System Taints,Managing Node Taints,Management Nodes,User Guide",
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"title":"Managing Node Taints",
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{
"uri":"cce_10_0003.html",
"node_id":"cce_10_0003.xml",
"product_code":"cce",
"code":"157",
"des":"You can reset a node to modify the node configuration, such as the node OS and login mode.Resetting a node will reinstall the node OS and the Kubernetes software on the n",
"doc_type":"usermanual2",
"kw":"reset a node,Resetting a Node,Management Nodes,User Guide",
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{
"uri":"cce_10_0338.html",
"node_id":"cce_10_0338.xml",
"product_code":"cce",
"code":"158",
"des":"Removing a node from a cluster will re-install the node OS and clear CCE components on the node.Removing a node will not delete the server corresponding to the node. You ",
"doc_type":"usermanual2",
"kw":"Removing a Node,Management Nodes,User Guide",
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"title":"Removing a Node",
"githuburl":""
},
{
"uri":"cce_10_0184.html",
"node_id":"cce_10_0184.xml",
"product_code":"cce",
"code":"159",
"des":"Each node in a cluster is a cloud server or physical machine. After a cluster node is created, you can change the cloud server name or specifications as required. Modifyi",
"doc_type":"usermanual2",
"kw":"synchronize the ECS,Synchronizing the Data of Cloud Servers,Management Nodes,User Guide",
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"title":"Synchronizing the Data of Cloud Servers",
"githuburl":""
},
{
"uri":"cce_10_0605.html",
"node_id":"cce_10_0605.xml",
"product_code":"cce",
"code":"160",
"des":"After you enable nodal drainage on the console, CCE configures the node to be non-schedulable and securely evicts all pods that comply with Rules for Draining Nodes on th",
"doc_type":"usermanual2",
"kw":"nodal drainage,nodal drainage,Draining a Node,Management Nodes,User Guide",
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"title":"Draining a Node",
"githuburl":""
},
{
"uri":"cce_10_0186.html",
"node_id":"cce_10_0186.xml",
"product_code":"cce",
"code":"161",
"des":"You can delete a pay-per-use node that is not needed from the node list.Deleting or unsubscribing from a node in a CCE cluster will release the node and services running ",
"doc_type":"usermanual2",
"kw":"Deleting a Node,Management Nodes,User Guide",
"search_title":"",
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"title":"Deleting a Node",
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},
{
"uri":"cce_10_0036.html",
"node_id":"cce_10_0036.xml",
"product_code":"cce",
"code":"162",
"des":"When a node in the cluster is stopped, all services on that node will also be stopped, and the node will no longer be available for scheduling. Check if your services wil",
"doc_type":"usermanual2",
"kw":"Stopping a Node,Management Nodes,User Guide",
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"title":"Stopping a Node",
"githuburl":""
},
{
"uri":"cce_10_0276.html",
"node_id":"cce_10_0276.xml",
"product_code":"cce",
"code":"163",
"des":"In a rolling upgrade, a new node is created, existing workloads are migrated to the new node, and then the old node is deleted. Figure 1 shows the migration process.The o",
"doc_type":"usermanual2",
"kw":"Performing Rolling Upgrade for Nodes,Management Nodes,User Guide",
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"title":"Performing Rolling Upgrade for Nodes",
"githuburl":""
},
{
"uri":"cce_10_0704.html",
"node_id":"cce_10_0704.xml",
"product_code":"cce",
"code":"164",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Node O&M",
"search_title":"",
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"title":"Node O&M",
"githuburl":""
},
{
"uri":"cce_10_0178.html",
"node_id":"cce_10_0178.xml",
"product_code":"cce",
"code":"165",
"des":"Some node resources are used to run mandatory Kubernetes system components and resources to make the node as part of your cluster. Therefore, the total number of node res",
"doc_type":"usermanual2",
"kw":"total number of node resources,Node Resource Reservation Policy,Node O&M,User Guide",
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"title":"Node Resource Reservation Policy",
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},
{
"uri":"cce_10_0341.html",
"node_id":"cce_10_0341.xml",
"product_code":"cce",
"code":"166",
"des":"This section describes how to allocate data disk space to nodes so that you can configure the data disk space accordingly.In clusters of a version earlier than v1.23.18-r",
"doc_type":"usermanual2",
"kw":"Data Disk Space Allocation,Container engine and container image space,container engine and container",
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"title":"Space Allocation of a Data Disk",
"githuburl":""
},
{
"uri":"cce_10_0348.html",
"node_id":"cce_10_0348.xml",
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"des":"If the HTTPS certificate for a LoadBalancer ingress is about to expire or has expired, follow the operations provided in this section to update it.",
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"des":"An ingress can route requests to multiple backend Services based on different matching policies. For example, requests can be routed to three different backend Services s",
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{
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"des":"LoadBalancer ingresses support the following timeout settings:Idle timeout setting for client connections: maximum duration for keeping a connection when no client reques",
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{
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{
"uri":"cce_10_0832.html",
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"des":"You can add IP addresses to a trustlist or blocklist to control access to a listener of a LoadBalancer ingress.Trustlist: Only the IP addresses in the list can access the",
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{
"uri":"cce_10_0937.html",
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"des":"Ingress allows you to customize listening ports. You can configure both HTTP and HTTPS listeners for a Service. For example, a Service can make available both HTTP port 8",
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{
"uri":"cce_10_0939.html",
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"des":"When ingresses use the same load balancer listener, forwarding rules can be prioritized based on the following rules:Forwarding rules of different ingresses: The rules ar",
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{
"uri":"cce_10_0896.html",
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"code":"301",
"des":"Dedicated load balancer ingresses support custom header forwarding policies. You can configure different header key-value pairs to determine the backend Service to which ",
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"kw":"Configuring a Custom Header Forwarding Policy for a LoadBalancer Ingress,Advanced Setting Examples o",
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"des":"In Kubernetes, an ingress is a resource object that controls how Services within a cluster can be accessed from outside the cluster. You can use ingresses to configure di",
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"des":"HTTPS certificates can be configured for ingresses to provide security services.Create a YAML file named ingress-test-secret.yaml. The file name can be customized.The YAM",
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"kw":"kubernetes.io/tls,IngressTLS,IngressTLS,kubernetes.io/tls,Configuring an HTTPS Certificate for an Ng",
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{
"uri":"cce_10_0697.html",
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"kw":"Using CoreDNS for Custom Domain Name Resolution,DNS,User Guide",
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"des":"This section describes how to access an intranet from a container (outside the cluster in a VPC), including intra-VPC access and cross-VPC access.The performance of acces",
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"des":"Containers can access the Internet in either of the following ways:Bind an EIP to the node where the container is located if the network model is VPC or tunnel.Bind an EI",
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"kw":"Accessing the Internet from a Container,Network,User Guide",
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"kw":"Statically creating storage volume,VolumeClaimTemplate,Storage Basics,Storage,User Guide",
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{
"uri":"cce_10_0859.html",
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"uri":"cce_10_0860.html",
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"uri":"cce_10_0111.html",
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"code":"329",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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"kw":"Scalable File Service",
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},
{
"uri":"cce_10_0617.html",
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"code":"330",
"des":"CCE allows you to mount a volume created from a Scalable File Service (SFS) file system to a container to store data persistently. SFS volumes are commonly used in ReadWr",
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"kw":"Overview,Scalable File Service,User Guide",
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},
{
"uri":"cce_10_0619.html",
"node_id":"cce_10_0619.xml",
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"code":"331",
"des":"SFS is a network-attached storage (NAS) that provides shared, scalable, and high-performance file storage. It applies to large-capacity expansion and cost-sensitive servi",
"doc_type":"usermanual2",
"kw":"Using an Existing SFS File System Through a Static PV,Scalable File Service,User Guide",
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{
"uri":"cce_10_0620.html",
"node_id":"cce_10_0620.xml",
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"code":"332",
"des":"This section describes how to use storage classes to dynamically create PVs and PVCs for data persistence and sharing in workloads.You have created a cluster and installe",
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"kw":"Using an SFS File System Through a Dynamic PV,Scalable File Service,User Guide",
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"uri":"cce_10_0337.html",
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"des":"This section describes how to configure SFS mount options. You can configure mount options in a PV and bind the PV to a PVC. Alternatively, configure mount options in a S",
"doc_type":"usermanual2",
"kw":"Configuring SFS Volume Mount Options,Scalable File Service,User Guide",
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},
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"uri":"cce_10_0125.html",
"node_id":"cce_10_0125.xml",
"product_code":"cce",
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"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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"des":"On the console, the CoreDNS add-on can only be configured with the preset specifications, which can satisfy most of the service requirements. In some scenarios where ther",
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"des":"In the Cloud Native 2.0 network model, each pod is allocated an ENI or a sub-ENI (called container ENI). The speed of ENI creation and binding is slower than that of pod ",
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"product_code":"cce",
"code":"536",
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"des":"This section describes how to locate and rectify the fault if you fail to upgrade an add-on during the CCE cluster upgrade.",
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"code":"538",
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{
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{
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"des":"This section describes how to troubleshoot the problems occurred when you accept or add existing ECSs to a CCE cluster.While an ECS is being accepted into a cluster, the ",
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],
"title":"How Do I Troubleshoot Problems Occurred When Accepting Nodes into a CCE Cluster?",
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{
"uri":"cce_faq_00286.html",
"node_id":"cce_faq_00286.xml",
"product_code":"cce",
"code":"542",
"des":"A node fails to be accepted into a cluster.Log in to the node and check the /var/paas/sys/log/baseagent/baseagent.log installation log. The following error information is",
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"kw":"What Should I Do If a Node Fails to Be Accepted Because It Fails to Be Installed?,Node Creation,User",
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],
"title":"What Should I Do If a Node Fails to Be Accepted Because It Fails to Be Installed?",
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},
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"uri":"cce_faq_00281.html",
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"product_code":"cce",
"code":"543",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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"title":"Node Running",
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{
"uri":"cce_faq_00120.html",
"node_id":"cce_faq_00120.xml",
"product_code":"cce",
"code":"544",
"des":"If the cluster status is available but some nodes in the cluster are unavailable, perform the following operations to rectify the fault.Kubernetes provides the heartbeat ",
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"kw":"monitrc,What Should I Do If a Cluster Is Available But Some Nodes Are Unavailable?,Node Running,User",
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"title":"What Should I Do If a Cluster Is Available But Some Nodes Are Unavailable?",
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{
"uri":"cce_faq_00201.html",
"node_id":"cce_faq_00201.xml",
"product_code":"cce",
"code":"545",
"des":"The following tables list log files of CCE nodes.",
"doc_type":"usermanual2",
"kw":"How Do I Collect Logs of Nodes in a CCE Cluster?,Node Running,User Guide",
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"title":"How Do I Collect Logs of Nodes in a CCE Cluster?",
"githuburl":""
},
{
"uri":"cce_faq_00263.html",
"node_id":"cce_faq_00263.xml",
"product_code":"cce",
"code":"546",
"des":"The vdb disk of a node is damaged and the node cannot be recovered after reset.Error ScenariosOn a normal node, delete the LV and VG. The node is unavailable.Reset an abn",
"doc_type":"usermanual2",
"kw":"What Should I Do If the vdb Disk of a Node Is Damaged and the Node Cannot Be Recovered After Reset?,",
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"title":"What Should I Do If the vdb Disk of a Node Is Damaged and the Node Cannot Be Recovered After Reset?",
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},
{
"uri":"cce_faq_00296.html",
"node_id":"cce_faq_00296.xml",
"product_code":"cce",
"code":"547",
"des":"When SCSI EVS disks are used and containers are created and deleted on a CentOS node, the disks are frequently mounted and unmounted. The read/write rate of the system di",
"doc_type":"usermanual2",
"kw":"What Should I Do If I/O Suspension Occasionally Occurs When SCSI EVS Disks Are Used?,Node Running,Us",
"search_title":"",
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"title":"What Should I Do If I/O Suspension Occasionally Occurs When SCSI EVS Disks Are Used?",
"githuburl":""
},
{
"uri":"cce_faq_00307.html",
"node_id":"cce_faq_00307.xml",
"product_code":"cce",
"code":"548",
"des":"When the disk space of a thin pool on a node is about to be used up, the following exceptions occasionally occur:Files or directories fail to be created in the container,",
"doc_type":"usermanual2",
"kw":"How Do I Fix an Abnormal Container or Node Due to No Thin Pool Disk Space?,Node Running,User Guide",
"search_title":"",
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],
"title":"How Do I Fix an Abnormal Container or Node Due to No Thin Pool Disk Space?",
"githuburl":""
},
{
"uri":"cce_faq_00020.html",
"node_id":"cce_faq_00020.xml",
"product_code":"cce",
"code":"549",
"des":"SymptomA node is running properly and has GPU resources. However, the following error information is displayed:0/9 nodes are available: 9 insufficient nvidia.com/gpuAnaly",
"doc_type":"usermanual2",
"kw":"How Do I Rectify Failures When the NVIDIA Driver Is Used to Start Containers on GPU Nodes?,Node Runn",
"search_title":"",
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],
"title":"How Do I Rectify Failures When the NVIDIA Driver Is Used to Start Containers on GPU Nodes?",
"githuburl":""
},
{
"uri":"cce_faq_00282.html",
"node_id":"cce_faq_00282.xml",
"product_code":"cce",
"code":"550",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Specification Change",
"search_title":"",
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"title":"Specification Change",
"githuburl":""
},
{
"uri":"cce_faq_00030.html",
"node_id":"cce_faq_00030.xml",
"product_code":"cce",
"code":"551",
"des":"If the node whose specifications need to be changed is accepted into the cluster for management, remove the node from the cluster and then change the node specifications ",
"doc_type":"usermanual2",
"kw":"How Do I Change the Node Specifications in a CCE Cluster?,Specification Change,User Guide",
"search_title":"",
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"title":"How Do I Change the Node Specifications in a CCE Cluster?",
"githuburl":""
},
{
"uri":"cce_faq_00445.html",
"node_id":"cce_faq_00445.xml",
"product_code":"cce",
"code":"552",
"des":"After you change the flavor of a node in a CCE node pool on the ECS console and then synchronize the ECS status on the CCE console, the node flavor no longer matches the ",
"doc_type":"usermanual2",
"kw":"What Are the Impacts of Changing the Flavor of a Node in a CCE Node Pool?,Specification Change,User ",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Are the Impacts of Changing the Flavor of a Node in a CCE Node Pool?",
"githuburl":""
},
{
"uri":"cce_faq_00189.html",
"node_id":"cce_faq_00189.xml",
"product_code":"cce",
"code":"553",
"des":"The kubelet option cpu-manager-policy defaults to static, allowing pods with certain resource characteristics to be granted increased CPU affinity and exclusivity on the ",
"doc_type":"usermanual2",
"kw":"What Should I Do If I Fail to Restart or Create Workloads on a Node After Modifying the Node Specifi",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Should I Do If I Fail to Restart or Create Workloads on a Node After Modifying the Node Specifications?",
"githuburl":""
},
{
"uri":"cce_faq_00407.html",
"node_id":"cce_faq_00407.xml",
"product_code":"cce",
"code":"554",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"OSs",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"OSs",
"githuburl":""
},
{
"uri":"cce_faq_00409.html",
"node_id":"cce_faq_00409.xml",
"product_code":"cce",
"code":"555",
"des":"If the kernel version of a node is earlier than 5.9 and a CCE cluster runs in IPVS forwarding mode, there may be a service access failure after a backend service upgrade ",
"doc_type":"usermanual2",
"kw":"What Should I Do If There Is a Service Access Failure After a Backend Service Upgrade or a 1-Second ",
"search_title":"",
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"title":"What Should I Do If There Is a Service Access Failure After a Backend Service Upgrade or a 1-Second Latency When a Service Accesses a CCE Cluster?",
"githuburl":""
},
{
"uri":"cce_faq_00163.html",
"node_id":"cce_faq_00163.xml",
"product_code":"cce",
"code":"556",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Node Pool",
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"title":"Node Pool",
"githuburl":""
},
{
"uri":"cce_faq_00440.html",
"node_id":"cce_faq_00440.xml",
"product_code":"cce",
"code":"557",
"des":"Locate the fault based on the status of the abnormal node pool, as shown in Table 1.",
"doc_type":"usermanual2",
"kw":"What Should I Do If a Node Pool Is Abnormal?,Node Pool,User Guide",
"search_title":"",
"metedata":[
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"title":"What Should I Do If a Node Pool Is Abnormal?",
"githuburl":""
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{
"uri":"cce_faq_00127.html",
"node_id":"cce_faq_00127.xml",
"product_code":"cce",
"code":"558",
"des":"The node pool keeps being in the expanding state, but no node creation record is displayed in the operation record.Check and rectify the following faults:Whether the spec",
"doc_type":"usermanual2",
"kw":"What Should I Do If No Node Creation Record Is Displayed When the Node Pool Is Being Expanding?,Node",
"search_title":"",
"metedata":[
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"prodname":"cce",
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],
"title":"What Should I Do If No Node Creation Record Is Displayed When the Node Pool Is Being Expanding?",
"githuburl":""
},
{
"uri":"cce_faq_00432.html",
"node_id":"cce_faq_00432.xml",
"product_code":"cce",
"code":"559",
"des":"Locate the fault based on the events of the failure to scale out a node pool, as shown in Table 1.If a node pool scale-out fails, the event contains Ecs.0314. This error ",
"doc_type":"usermanual2",
"kw":"What Should I Do If a Node Pool Scale-Out Fails?,Node Pool,User Guide",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Should I Do If a Node Pool Scale-Out Fails?",
"githuburl":""
},
{
"uri":"cce_faq_00443.html",
"node_id":"cce_faq_00443.xml",
"product_code":"cce",
"code":"560",
"des":"If an ECS cannot be managed by a node pool due to the reasons listed in this section, you can modify the configuration to manage the ECS.The flavor of the ECS to be manag",
"doc_type":"usermanual2",
"kw":"How Do I Modify ECS Configurations When an ECS Cannot Be Managed by a Node Pool?,Node Pool,User Guid",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"How Do I Modify ECS Configurations When an ECS Cannot Be Managed by a Node Pool?",
"githuburl":""
},
{
"uri":"cce_faq_00028.html",
"node_id":"cce_faq_00028.xml",
"product_code":"cce",
"code":"561",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Workload",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"Workload",
"githuburl":""
},
{
"uri":"cce_faq_00029.html",
"node_id":"cce_faq_00029.xml",
"product_code":"cce",
"code":"562",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Workload Exception Troubleshooting",
"search_title":"",
"metedata":[
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"documenttype":"usermanual"
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],
"title":"Workload Exception Troubleshooting",
"githuburl":""
},
{
"uri":"cce_faq_00134.html",
"node_id":"cce_faq_00134.xml",
"product_code":"cce",
"code":"563",
"des":"If a workload is abnormal, you can check the pod events first to locate the fault and then rectify the fault.To locate the fault of an abnormal workload, take the followi",
"doc_type":"usermanual2",
"kw":"How Can I Find the Fault for an Abnormal Workload?,Workload Exception Troubleshooting,User Guide",
"search_title":"",
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"title":"How Can I Find the Fault for an Abnormal Workload?",
"githuburl":""
},
{
"uri":"cce_faq_00098.html",
"node_id":"cce_faq_00098.xml",
"product_code":"cce",
"code":"564",
"des":"If the pod is in the Pending state and the event contains pod scheduling failure information, locate the cause based on the event information. For details about how to vi",
"doc_type":"usermanual2",
"kw":"What Should I Do If Pod Scheduling Fails?,Workload Exception Troubleshooting,User Guide",
"search_title":"",
"metedata":[
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"title":"What Should I Do If Pod Scheduling Fails?",
"githuburl":""
},
{
"uri":"cce_faq_00015.html",
"node_id":"cce_faq_00015.xml",
"product_code":"cce",
"code":"565",
"des":"When a workload enters the state of \"Pod not ready: Back-off pulling image \"xxxxx\", a Kubernetes event of PodsFailed to pull image or Failed to re-pull image will be repo",
"doc_type":"usermanual2",
"kw":"What Should I Do If a Pod Fails to Pull the Image?,Workload Exception Troubleshooting,User Guide",
"search_title":"",
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],
"title":"What Should I Do If a Pod Fails to Pull the Image?",
"githuburl":""
},
{
"uri":"cce_faq_00018.html",
"node_id":"cce_faq_00018.xml",
"product_code":"cce",
"code":"566",
"des":"On the details page of a workload, if an event is displayed indicating that the container fails to be started, perform the following steps to locate the fault:Rectify the",
"doc_type":"usermanual2",
"kw":"What Should I Do If Container Startup Fails?,Workload Exception Troubleshooting,User Guide",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Should I Do If Container Startup Fails?",
"githuburl":""
},
{
"uri":"cce_faq_00209.html",
"node_id":"cce_faq_00209.xml",
"product_code":"cce",
"code":"567",
"des":"When a node is abnormal, Kubernetes will evict pods on the node to ensure workload availability.In Kubernetes, both kube-controller-manager and kubelet can evict pods.Evi",
"doc_type":"usermanual2",
"kw":"What Should I Do If a Pod Fails to Be Evicted?,Workload Exception Troubleshooting,User Guide",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Should I Do If a Pod Fails to Be Evicted?",
"githuburl":""
},
{
"uri":"cce_faq_00200.html",
"node_id":"cce_faq_00200.xml",
"product_code":"cce",
"code":"568",
"des":"The issues here are described in order of how likely they are to occur.Check these causes one by one until you find the cause of the fault.Check Item 1: Whether EVS Volum",
"doc_type":"usermanual2",
"kw":"What Should I Do If a Storage Volume Cannot Be Mounted or the Mounting Times Out?,Workload Exception",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Should I Do If a Storage Volume Cannot Be Mounted or the Mounting Times Out?",
"githuburl":""
},
{
"uri":"cce_faq_00140.html",
"node_id":"cce_faq_00140.xml",
"product_code":"cce",
"code":"569",
"des":"The workload remains in the creating state.The issues here are described in order of how likely they are to occur.Check these causes one by one until you find the cause o",
"doc_type":"usermanual2",
"kw":"What Should I Do If a Workload Remains in the Creating State?,Workload Exception Troubleshooting,Use",
"search_title":"",
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Should I Do If a Workload Remains in the Creating State?",
"githuburl":""
},
{
"uri":"cce_faq_00210.html",
"node_id":"cce_faq_00210.xml",
"product_code":"cce",
"code":"570",
"des":"When obtaining workloads in a namespace, you may come across pods that are in the Terminating state.For example, if you use the command below to obtain pods in the aos na",
"doc_type":"usermanual2",
"kw":"What Should I Do If a Pod Remains in the Terminating State?,Workload Exception Troubleshooting,User ",
"search_title":"",
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],
"title":"What Should I Do If a Pod Remains in the Terminating State?",
"githuburl":""
},
{
"uri":"cce_faq_00012.html",
"node_id":"cce_faq_00012.xml",
"product_code":"cce",
"code":"571",
"des":"A workload is in Stopped state.The metadata.enable field in the YAML file of the workload is false. As a result, the pod of the workload is deleted and the workload is in",
"doc_type":"usermanual2",
"kw":"What Should I Do If a Workload Is Stopped Caused by Pod Deletion?,Workload Exception Troubleshooting",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Should I Do If a Workload Is Stopped Caused by Pod Deletion?",
"githuburl":""
},
{
"uri":"cce_faq_00109.html",
"node_id":"cce_faq_00109.xml",
"product_code":"cce",
"code":"572",
"des":"The following exceptions occur when services are deployed on the GPU nodes in a CCE cluster:The GPU memory of containers cannot be queried.Seven GPU services are deployed",
"doc_type":"usermanual2",
"kw":"What Should I Do If an Error Occurs When I Deploy a Service on the GPU Node?,Workload Exception Trou",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Should I Do If an Error Occurs When I Deploy a Service on the GPU Node?",
"githuburl":""
},
{
"uri":"cce_faq_00095.html",
"node_id":"cce_faq_00095.xml",
"product_code":"cce",
"code":"573",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Container Configuration",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"Container Configuration",
"githuburl":""
},
{
"uri":"cce_faq_00159.html",
"node_id":"cce_faq_00159.xml",
"product_code":"cce",
"code":"574",
"des":"QuestionWhen is pre-stop processing used?AnswerService processing takes a long time. Pre-stop processing makes sure that during an upgrade, a pod is killed only when the ",
"doc_type":"usermanual2",
"kw":"When Is Pre-stop Processing Used?,Container Configuration,User Guide",
"search_title":"",
"metedata":[
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"prodname":"cce",
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],
"title":"When Is Pre-stop Processing Used?",
"githuburl":""
},
{
"uri":"cce_faq_00261.html",
"node_id":"cce_faq_00261.xml",
"product_code":"cce",
"code":"575",
"des":"When creating a workload, users can specify a container, pod, and namespace as an FQDN for accessing the container in the same namespace.FQDN stands for Fully Qualified D",
"doc_type":"usermanual2",
"kw":"How Do I Set an FQDN for Accessing a Specified Container in the Same Namespace?,Container Configurat",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"How Do I Set an FQDN for Accessing a Specified Container in the Same Namespace?",
"githuburl":""
},
{
"uri":"cce_faq_00255.html",
"node_id":"cce_faq_00255.xml",
"product_code":"cce",
"code":"576",
"des":"When the liveness and readiness probes fail to perform the health check, locate the service fault first.Common causes are as follows:The service processing takes a long t",
"doc_type":"usermanual2",
"kw":"What Should I Do If Health Check Probes Occasionally Fail?,Container Configuration,User Guide",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Should I Do If Health Check Probes Occasionally Fail?",
"githuburl":""
},
{
"uri":"cce_faq_00230.html",
"node_id":"cce_faq_00230.xml",
"product_code":"cce",
"code":"577",
"des":"A container is started in tailf /dev/null mode and the directory permission is 700 after the startup script is manually executed. If the container is started by Kubernete",
"doc_type":"usermanual2",
"kw":"How Do I Set the umask Value for a Container?,Container Configuration,User Guide",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"How Do I Set the umask Value for a Container?",
"githuburl":""
},
{
"uri":"cce_faq_00004.html",
"node_id":"cce_faq_00004.xml",
"product_code":"cce",
"code":"578",
"des":"CCE is a fully managed Kubernetes service and is fully compatible with Kubernetes APIs and kubectl.In Kubernetes, the spec of a pod contains a restartPolicy field. The va",
"doc_type":"usermanual2",
"kw":"What Is the Retry Mechanism When CCE Fails to Start a Pod?,Container Configuration,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"What Is the Retry Mechanism When CCE Fails to Start a Pod?",
"githuburl":""
},
{
"uri":"cce_faq_00284.html",
"node_id":"cce_faq_00284.xml",
"product_code":"cce",
"code":"579",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Scheduling Policies",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"Scheduling Policies",
"githuburl":""
},
{
"uri":"cce_faq_00260.html",
"node_id":"cce_faq_00260.xml",
"product_code":"cce",
"code":"580",
"des":"The kube-scheduler component in Kubernetes is responsible for pod scheduling. For each newly created pod or other unscheduled pods, kube-scheduler selects an optimal node",
"doc_type":"usermanual2",
"kw":"How Do I Evenly Distribute Multiple Pods to Each Node?,Scheduling Policies,User Guide",
"search_title":"",
"metedata":[
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"prodname":"cce",
"documenttype":"usermanual"
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],
"title":"How Do I Evenly Distribute Multiple Pods to Each Node?",
"githuburl":""
},
{
"uri":"cce_faq_00262.html",
"node_id":"cce_faq_00262.xml",
"product_code":"cce",
"code":"581",
"des":"During workload scheduling, two containers on a node may compete for resources. As a result, kubelet evicts both containers. This section describes how to set a policy to",
"doc_type":"usermanual2",
"kw":"How Do I Prevent a Container on a Node from Being Evicted?,Scheduling Policies,User Guide",
"search_title":"",
"metedata":[
{
"prodname":"cce",
"documenttype":"usermanual"
}
],
"title":"How Do I Prevent a Container on a Node from Being Evicted?",
"githuburl":""
},
{
"uri":"cce_faq_00314.html",
"node_id":"cce_faq_00314.xml",
"product_code":"cce",
"code":"582",
"des":"The kube-scheduler component in Kubernetes is responsible for pod scheduling. For each newly created pod or other unscheduled pods, kube-scheduler selects an optimal node",
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"title":"What Should I Do If a Cron Job Cannot Be Restarted After Being Stopped for a Period of Time?",
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"des":"The inter-pod discovery service of CCE corresponds to the headless Service of Kubernetes. Headless Services specify None for the cluster IP (spec:clusterIP) in YAML, whic",
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"kw":"What Is a Headless Service When I Create a StatefulSet?,Others,User Guide",
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"title":"What Is a Headless Service When I Create a StatefulSet?",
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{
"uri":"cce_faq_00106.html",
"node_id":"cce_faq_00106.xml",
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"code":"588",
"des":"When you replace the image of a container in a created workload and use an uploaded image on the CCE console, an error message \"Auth is empty, only accept X-Auth-Token or",
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"kw":"What Should I Do If Error Message \"Auth is empty\" Is Displayed When a Private Image Is Pulled?,Other",
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"title":"What Should I Do If Error Message \"Auth is empty\" Is Displayed When a Private Image Is Pulled?",
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"des":"A container image is required to create a container. Images may be stored locally or in a remote image repository.The imagePullPolicy field in the Kubernetes configuratio",
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"kw":"What Is the Image Pull Policy for Containers in a CCE Cluster?,Others,User Guide",
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"title":"What Is the Image Pull Policy for Containers in a CCE Cluster?",
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{
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"node_id":"cce_faq_00319.xml",
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"des":"When containerd is used as the container engine, there is a possibility that the image layer is missing when an image is pulled to a node. As a result, the workload conta",
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"kw":"What Can I Do If a Layer Is Missing During Image Pull?,Others,User Guide",
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"node_id":"cce_faq_00141.xml",
"product_code":"cce",
"code":"591",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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"code":"592",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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"code":"593",
"des":"The issues here are described in order of how likely they are to occur.Check these causes one by one until you find the cause of the fault.Check Item 1: Container and Con",
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"kw":"How Do I Locate a Workload Networking Fault?,Network Exception Troubleshooting,User Guide",
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"title":"How Do I Locate a Workload Networking Fault?",
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{
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"node_id":"cce_faq_00203.xml",
"product_code":"cce",
"code":"594",
"des":"CCE does not return any error code when you fail to access your applications using a browser. Check your services first.404 Not FoundIf the error code shown in the follow",
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"kw":"Why Does the Browser Return Error Code 404 When I Access a Deployed Application?,Network Exception T",
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"title":"Why Does the Browser Return Error Code 404 When I Access a Deployed Application?",
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{
"uri":"cce_faq_00204.html",
"node_id":"cce_faq_00204.xml",
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"code":"595",
"des":"If a container cannot access the Internet, check whether the node where the container is located can access the Internet. Then check whether the network configuration of ",
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"kw":"What Should I Do If a Container Fails to Access the Internet?,Network Exception Troubleshooting,User",
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"title":"What Should I Do If a Container Fails to Access the Internet?",
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{
"uri":"cce_faq_00022.html",
"node_id":"cce_faq_00022.xml",
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"code":"596",
"des":"If a node fails to be connected to the Internet, perform the following operations:Log in to the ECS console and check whether an EIP has been bound to the ECS correspondi",
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"kw":"What Should I Do If a Node Fails to Connect to the Internet (Public Network)?,Network Exception Trou",
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"title":"What Should I Do If a Node Fails to Connect to the Internet (Public Network)?",
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"product_code":"cce",
"code":"597",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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{
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"node_id":"cce_faq_00266.xml",
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"code":"598",
"des":"A VPC is similar to a private local area network (LAN) managed by a home gateway whose IP address is 192.168.0.0/16. A VPC is a private network built on the cloud and pro",
"doc_type":"usermanual2",
"kw":"What Is the Relationship Between Clusters, VPCs, and Subnets?,Network Planning,User Guide",
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"title":"What Is the Relationship Between Clusters, VPCs, and Subnets?",
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{
"uri":"cce_faq_00265.html",
"node_id":"cce_faq_00265.xml",
"product_code":"cce",
"code":"599",
"des":"CCE is a universal container platform. Its default security group rules apply to common scenarios. When a cluster is created, a security group is automatically created fo",
"doc_type":"usermanual2",
"kw":"How Can I Configure a Security Group Rule in a Cluster?,Network Planning,User Guide",
"search_title":"",
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"title":"How Can I Configure a Security Group Rule in a Cluster?",
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{
"uri":"cce_faq_00406.html",
"node_id":"cce_faq_00406.xml",
"product_code":"cce",
"code":"600",
"des":"To create an IPv4/IPv6 dual-stack CCE Turbo cluster, you need to set an IPv6 Service CIDR block. The default CIDR block is fc00::/112, which contains 65,536 IPv6 addresse",
"doc_type":"usermanual2",
"kw":"How Do I Configure the IPv6 Service CIDR Block When Creating a CCE Turbo Cluster?,Network Planning,U",
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"title":"How Do I Configure the IPv6 Service CIDR Block When Creating a CCE Turbo Cluster?",
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},
{
"uri":"cce_faq_00264.html",
"node_id":"cce_faq_00264.xml",
"product_code":"cce",
"code":"601",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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"githuburl":""
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{
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"node_id":"cce_faq_00267.xml",
"product_code":"cce",
"code":"602",
"des":"QuestionHow do I prevent cluster nodes from being exposed to public networks?SolutionIf access to port 22 of a cluster node is not required, you can define a security gro",
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"kw":"How Do I Prevent Cluster Nodes from Being Exposed to Public Networks?,Security Hardening,User Guide",
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"title":"How Do I Prevent Cluster Nodes from Being Exposed to Public Networks?",
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{
"uri":"cce_faq_00417.html",
"node_id":"cce_faq_00417.xml",
"product_code":"cce",
"code":"603",
"des":"After the public API Server address is bound to the cluster, modify the security group rules of port 5443 on the master node to harden the access control policy of the cl",
"doc_type":"usermanual2",
"kw":"How Do I Configure an Access Policy for a Cluster?,Security Hardening,User Guide",
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"title":"How Do I Configure an Access Policy for a Cluster?",
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{
"uri":"cce_faq_00185.html",
"node_id":"cce_faq_00185.xml",
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"code":"604",
"des":"If your ingress needs to use HTTPS, you must configure a secret of the IngressTLS or kubernetes.io/tls type when creating an ingress.The certificate file uploaded in the ",
"doc_type":"usermanual2",
"kw":"How Do I Obtain a TLS Key Certificate?,Security Hardening,User Guide",
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"title":"How Do I Obtain a TLS Key Certificate?",
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{
"uri":"cce_faq_00392.html",
"node_id":"cce_faq_00392.xml",
"product_code":"cce",
"code":"605",
"des":"Do not add more than 1000 instances to the same security group. Otherwise, the security group performance may deteriorate.You can change the maximum number of servers dis",
"doc_type":"usermanual2",
"kw":"How Do I Change the Security Group of Nodes in a Cluster in Batches?,Security Hardening,User Guide",
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"title":"How Do I Change the Security Group of Nodes in a Cluster in Batches?",
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{
"uri":"cce_faq_00275.html",
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"product_code":"cce",
"code":"606",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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{
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"node_id":"cce_faq_00192.xml",
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"code":"607",
"des":"Add hostNetwork: true to the spec.spec. in the YAML file of the workload to which the containers will belong.Configure node affinity policies, in addition to perform the ",
"doc_type":"usermanual2",
"kw":"How Can Container IP Addresses Survive a Container Restart?,Network Configuration,User Guide",
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"title":"How Can Container IP Addresses Survive a Container Restart?",
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{
"uri":"cce_faq_00446.html",
"node_id":"cce_faq_00446.xml",
"product_code":"cce",
"code":"608",
"des":"Pod subnets can be deleted from CCE Turbo clusters of v1.23.17-r0, v1.25.12-r0, v1.27.9-r0, v1.28.7-r0, v1.29.3-r0, or later versions.Deleting a pod subnet from a cluster",
"doc_type":"usermanual2",
"kw":"How Can I Check Whether an ENI Is Used by a Cluster?,Network Configuration,User Guide",
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"title":"How Can I Check Whether an ENI Is Used by a Cluster?",
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{
"uri":"cce_faq_00447.html",
"node_id":"cce_faq_00447.xml",
"product_code":"cce",
"code":"609",
"des":"Pod subnets can be deleted from CCE Turbo clusters of v1.23.17-r0, v1.25.12-r0, v1.28.7-r0, or later versions.When you delete a subnet, CCE does not automatically remove ",
"doc_type":"usermanual2",
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"title":"How Can I Delete a Security Group Rule Associated with a Deleted Subnet?",
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{
"uri":"cce_faq_00460.html",
"node_id":"cce_faq_00460.xml",
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"code":"610",
"des":"With CCE, you can associate multiple ingresses with a single load balancer listener and establish various forwarding policies. Listener configuration parameters are store",
"doc_type":"usermanual2",
"kw":"How Can I Determine Which Ingress the Listener Settings Have Been Applied To?,Network Configuration,",
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"title":"How Can I Determine Which Ingress the Listener Settings Have Been Applied To?",
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{
"uri":"cce_faq_00037.html",
"node_id":"cce_faq_00037.xml",
"product_code":"cce",
"code":"611",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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{
"uri":"cce_faq_00224.html",
"node_id":"cce_faq_00224.xml",
"product_code":"cce",
"code":"612",
"des":"The default storage size of a container is 10 GiB. If a large volume of data is generated in the container, expand the capacity using the method described in this topic.R",
"doc_type":"usermanual2",
"kw":"base size,How Do I Expand the Storage Capacity of a Container?,Storage,User Guide",
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"title":"How Do I Expand the Storage Capacity of a Container?",
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{
"uri":"cce_faq_00038.html",
"node_id":"cce_faq_00038.xml",
"product_code":"cce",
"code":"613",
"des":"Container storage provides storage for container workloads. It supports multiple storage classes. A pod can use any amount of storage.Currently, CCE supports local, EVS, ",
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"kw":"What Are the Differences Among CCE Storage Classes in Terms of Persistent Storage and Multi-Node Mou",
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"title":"What Are the Differences Among CCE Storage Classes in Terms of Persistent Storage and Multi-Node Mounting?",
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},
{
"uri":"cce_faq_00089.html",
"node_id":"cce_faq_00089.xml",
"product_code":"cce",
"code":"614",
"des":"If System Component Storage is set to System Disk, you do not need to add a data disk.Data disks are required if System Component Storage is set to Data Disk.A data disk ",
"doc_type":"usermanual2",
"kw":"Can I Create a CCE Node Without Adding a Data Disk to the Node?,Storage,User Guide",
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"title":"Can I Create a CCE Node Without Adding a Data Disk to the Node?",
"githuburl":""
},
{
"uri":"cce_faq_00218.html",
"node_id":"cce_faq_00218.xml",
"product_code":"cce",
"code":"615",
"des":"When a Service deployed on CCE attempts to upload files to OBS after receiving an access request from an offline machine, an error message is displayed, indicating that t",
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"kw":"What Should I Do If the Host Cannot Be Found When Files Need to Be Uploaded to OBS During the Access",
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],
"title":"What Should I Do If the Host Cannot Be Found When Files Need to Be Uploaded to OBS During the Access to the CCE Service from a Public Network?",
"githuburl":""
},
{
"uri":"cce_faq_00235.html",
"node_id":"cce_faq_00235.xml",
"product_code":"cce",
"code":"616",
"des":"The Kubernetes pod structure does not contain ExtendPathMode. Therefore, when a user calls the API for creating a pod or deployment by using client-go, the created pod do",
"doc_type":"usermanual2",
"kw":"How Can I Achieve Compatibility Between ExtendPathMode and Kubernetes client-go?,Storage,User Guide",
"search_title":"",
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],
"title":"How Can I Achieve Compatibility Between ExtendPathMode and Kubernetes client-go?",
"githuburl":""
},
{
"uri":"cce_faq_00316.html",
"node_id":"cce_faq_00316.xml",
"product_code":"cce",
"code":"617",
"des":"CCE PersistentVolumeClaims (PVCs) are implemented as they are in Kubernetes. A PVC is defined as a storage declaration and is decoupled from underlying storage. It is not",
"doc_type":"usermanual2",
"kw":"Can CCE PVCs Detect Underlying Storage Faults?,Storage,User Guide",
"search_title":"",
"metedata":[
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],
"title":"Can CCE PVCs Detect Underlying Storage Faults?",
"githuburl":""
},
{
"uri":"cce_faq_00324.html",
"node_id":"cce_faq_00324.xml",
"product_code":"cce",
"code":"618",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Namespace",
"search_title":"",
"metedata":[
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"title":"Namespace",
"githuburl":""
},
{
"uri":"cce_faq_00325.html",
"node_id":"cce_faq_00325.xml",
"product_code":"cce",
"code":"619",
"des":"The namespace remains in the Deleting state. The error message \"DiscoveryFailed\" is displayed in status in the YAML file.In the preceding figure, the full error message i",
"doc_type":"usermanual2",
"kw":"What Should I Do If a Namespace Fails to Be Deleted Due to an APIService Object Access Failure?,Name",
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"title":"What Should I Do If a Namespace Fails to Be Deleted Due to an APIService Object Access Failure?",
"githuburl":""
},
{
"uri":"cce_faq_00215.html",
"node_id":"cce_faq_00215.xml",
"product_code":"cce",
"code":"620",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Chart and Add-on",
"search_title":"",
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],
"title":"Chart and Add-on",
"githuburl":""
},
{
"uri":"cce_faq_00322.html",
"node_id":"cce_faq_00322.xml",
"product_code":"cce",
"code":"621",
"des":"When an add-on fails to be installed, the error message \"The release name is already exist\" is returned.The add-on release record remains in the Kubernetes cluster. Gener",
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"title":"How Do I Download kubeconfig for Connecting to a Cluster Using kubectl?",
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"uri":"cce_faq_00321.html",
"node_id":"cce_faq_00321.xml",
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"title":"How Do I Rectify the Error Reported When Running the kubectl top node Command?",
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"uri":"cce_faq_00311.html",
"node_id":"cce_faq_00311.xml",
"product_code":"cce",
"code":"629",
"des":"When you use kubectl to create or query Kubernetes resources, the following output is returned:# kubectl get deploy Error from server (Forbidden): deployments.apps is for",
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"kw":"Why Is \"Error from server (Forbidden)\" Displayed When I Use kubectl?,API & kubectl FAQs,User Guide",
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"title":"Why Is \"Error from server (Forbidden)\" Displayed When I Use kubectl?",
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"node_id":"cce_faq_00001.xml",
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"code":"630",
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"node_id":"cce_faq_00197.xml",
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"code":"631",
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"doc_type":"usermanual2",
"kw":"What Should I Do If Domain Name Resolution Fails in a CCE Cluster?,DNS FAQs,User Guide",
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],
"title":"What Should I Do If Domain Name Resolution Fails in a CCE Cluster?",
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{
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"node_id":"cce_faq_00107.xml",
"product_code":"cce",
"code":"632",
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"doc_type":"usermanual2",
"kw":"Why Does a Container in a CCE Cluster Fail to Perform DNS Resolution?,DNS FAQs,User Guide",
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"title":"Why Does a Container in a CCE Cluster Fail to Perform DNS Resolution?",
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"title":"How Do I Optimize the Configuration If the External Domain Name Resolution Is Slow or Times Out?",
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"node_id":"cce_faq_00194.xml",
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"title":"How Do I Configure a DNS Policy for a Container?",
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"node_id":"cce_faq_00093.xml",
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"code":"635",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
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"title":"How Do I Upload My Images to CCE?",
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"node_id":"cce_faq_00397.xml",
"product_code":"cce",
"code":"637",
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"uri":"cce_faq_00398.html",
"node_id":"cce_faq_00398.xml",
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"kw":"Can I Configure Only Namespace Permissions Without Cluster Management Permissions?,Permissions,User ",
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"title":"Can I Configure Only Namespace Permissions Without Cluster Management Permissions?",
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{
"uri":"cce_faq_00399.html",
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"code":"639",
"des":"CCE has cloud service APIs and cluster APIs.Cloud service APIs: You can perform operations on the infrastructure (such as creating nodes) and cluster resources (such as c",
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"kw":"Can I Use CCE APIs If the Cluster Management Permissions Are Not Configured?,Permissions,User Guide",
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"title":"Can I Use CCE APIs If the Cluster Management Permissions Are Not Configured?",
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"code":"640",
"des":"IAM authentication is not required for running kubectl commands. Therefore, you can run kubectl commands without configuring cluster management (IAM) permissions. However",
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"title":"Can I Use kubectl If the Cluster Management Permissions Are Not Configured?",
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"uri":"cce_01_9998.html",
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{
"uri":"cce_01_9997.html",
"node_id":"cce_01_9997.xml",
"product_code":"cce",
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},
{
"uri":"cce_01_9996.html",
"node_id":"cce_01_9996.xml",
"product_code":"cce",
"code":"644",
"des":"Create Hybrid clusters on the CCE 2.0 console. These new Hybrid clusters should have the same specifications with those created on CCE 1.0.To create clusters using APIs, ",
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"kw":"Migrating Clusters,Migrating Data from CCE 1.0 to CCE 2.0,User Guide",
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{
"uri":"cce_01_9995.html",
"node_id":"cce_01_9995.xml",
"product_code":"cce",
"code":"645",
"des":"This section describes how to create a Deployment with the same specifications as that in CCE 1.0 on the CCE 2.0 console.It is advised to delete the applications on CCE 1",
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"kw":"Migrating Applications,Migrating Data from CCE 1.0 to CCE 2.0,User Guide",
"search_title":"",
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{
"uri":"cce_01_0300.html",
"node_id":"cce_01_0300.xml",
"product_code":"cce",
"code":"646",
"des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
"doc_type":"usermanual2",
"kw":"Change History,User Guide",
"search_title":"",
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"githuburl":""
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