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doc-exports/docs/cce/umn/cce_10_0277.html
Dong, Qiu Jian e00cefc755 CCE UMN 20230213 version for new console
Reviewed-by: Eotvos, Oliver <oliver.eotvos@t-systems.com>
Co-authored-by: Dong, Qiu Jian <qiujiandong1@huawei.com>
Co-committed-by: Dong, Qiu Jian <qiujiandong1@huawei.com>
2023-04-04 09:28:37 +00:00

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Overview

CCE provides multiple types of add-ons to extend cluster functions and meet feature requirements. You can install add-ons as required.

Table 1 Add-on list

Add-on Name

Introduction

coredns (System Resource Add-On, Mandatory)

The coredns add-on is a DNS server that provides domain name resolution services for Kubernetes clusters. coredns chains plug-ins to provide additional features.

storage-driver (System Resource Add-On, Discarded)

storage-driver is a FlexVolume driver used to support IaaS storage services such as EVS, SFS, and OBS.

everest (System Resource Add-On, Mandatory)

Everest is a cloud native container storage system. Based on the Container Storage Interface (CSI), clusters of Kubernetes v1.15.6 or later obtain access to cloud storage services.

npd

node-problem-detector (npd for short) is an add-on that monitors abnormal events of cluster nodes and connects to a third-party monitoring platform. It is a daemon running on each node. It collects node issues from different daemons and reports them to the API server. The npd add-on can run as a DaemonSet or a daemon.

autoscaler

The autoscaler add-on resizes a cluster based on pod scheduling status and resource usage.

metrics-server

metrics-server is an aggregator for monitoring data of core cluster resources.

gpu-beta

gpu-beta is a device management add-on that supports GPUs in containers. It supports only NVIDIA drivers.

volcano

Volcano provides general-purpose, high-performance computing capabilities, such as job scheduling, heterogeneous chip management, and job running management, serving end users through computing frameworks for different industries, such as AI, big data, gene sequencing, and rendering.