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bms_umn_0724

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Reviewed-by: Pristromskaia, Margarita <margarita.pristromskaia@t-systems.com>
Co-authored-by: guoyanyan <guoyanyan3@huawei.com>
Co-committed-by: guoyanyan <guoyanyan3@huawei.com>
This commit is contained in:
guoyanyan
2023-08-07 16:31:16 +00:00
committed by zuul
parent 6eff629de3
commit 098287f7ba
23 changed files with 214 additions and 115 deletions
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</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0053536937.html">Is an Upload Tool Delivered with BMS OSs?</a></strong><br>
</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0213378833.html">Does the Public Image Used to Create a BMS Have a Swap Partition?</a></strong><br>
</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0068279730.html">How Do I Configure the Static Host Name of a BMS?</a></strong><br>
</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0079122353.html">How Do I Set the Password Validity Period?</a></strong><br>

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</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0118945920.html">How Do I Configure the DNS Server?</a></strong><br>
</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0170005210.html">What Do I Do If the Network Performance Is Poor When 128 Ethernet Network Devices Are Bound to a BMS?</a></strong><br>
</li>
</ul>
<div class="familylinks">

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</div>
<div class="section" id="EN-US_TOPIC_0053536933__section1936519509264"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0053536933__ul182391910202815"><li id="EN-US_TOPIC_0053536933__li42391810162813">You have completed <a href="en-us_topic_0083737005.html">Preparations</a>.</li><li id="EN-US_TOPIC_0053536933__li657182210307">To inject user data, you have prepared <a href="en-us_topic_0083737011.html">user data scripts</a>.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0053536933__section45090433181819"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0053536933__ol840959510341"><li id="EN-US_TOPIC_0053536933__li5014483410341">Log in to the management console.</li><li id="EN-US_TOPIC_0053536933__li4325763319221">Under <strong id="EN-US_TOPIC_0053536933__b35285644">Computing</strong>, click <strong id="EN-US_TOPIC_0053536933__b1265807531">Bare Metal Server</strong>.<p id="EN-US_TOPIC_0053536933__p5377438219221">The BMS console is displayed.</p>
</li><li id="EN-US_TOPIC_0053536933__li7877899105917">Click <strong id="EN-US_TOPIC_0053536933__b83793602">Allocate BMS</strong>.</li><li id="EN-US_TOPIC_0053536933__li171249226259">Select a region.<p id="EN-US_TOPIC_0053536933__p012417223257"><a name="EN-US_TOPIC_0053536933__li171249226259"></a><a name="li171249226259"></a>BMSs in different regions cannot communicate with each other over an intranet. You are advised to select the region closest to your services to lower the network delay and improve the access speed. Note that after a BMS is created, its region cannot be changed.</p>
<div class="section" id="EN-US_TOPIC_0053536933__section45090433181819"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0053536933__ol840959510341"><li id="EN-US_TOPIC_0053536933__li5014483410341">Log in to the management console.</li><li id="EN-US_TOPIC_0053536933__li4325763319221">Under <strong id="EN-US_TOPIC_0053536933__b564400792">Computing</strong>, click <strong id="EN-US_TOPIC_0053536933__b499200927">Bare Metal Server</strong>.<p id="EN-US_TOPIC_0053536933__p5377438219221">The BMS console is displayed.</p>
</li><li id="EN-US_TOPIC_0053536933__li7877899105917">Click <strong id="EN-US_TOPIC_0053536933__b2001104208">Allocate BMS</strong>.</li><li id="EN-US_TOPIC_0053536933__li171249226259">Select a region.<p id="EN-US_TOPIC_0053536933__p012417223257"><a name="EN-US_TOPIC_0053536933__li171249226259"></a><a name="li171249226259"></a>BMSs in different regions cannot communicate with each other over an intranet. You are advised to select the region closest to your services to lower the network delay and improve the access speed. Note that after a BMS is created, its region cannot be changed.</p>
</li><li id="EN-US_TOPIC_0053536933__en-us_topic_0013859510_li5888528011813">Select an AZ.<p id="EN-US_TOPIC_0053536933__en-us_topic_0013859510_p28624073201254"><a name="EN-US_TOPIC_0053536933__en-us_topic_0013859510_li5888528011813"></a><a name="en-us_topic_0013859510_li5888528011813"></a>An AZ is a physical region where resources use independent power supply and networks. AZs are physically isolated but interconnected through an internal network.</p>
<ul id="EN-US_TOPIC_0053536933__ul13651523133211"><li id="EN-US_TOPIC_0053536933__li136512234329">It is recommended that you create BMSs in different AZs to ensure high availability of applications running on the BMSs.</li><li id="EN-US_TOPIC_0053536933__li19214113315327">To lower the network delay, create BMSs in the same AZ.</li></ul>
</li><li id="EN-US_TOPIC_0053536933__li1515274917103">Select a flavor.<p id="EN-US_TOPIC_0053536933__p136594393119"><a name="EN-US_TOPIC_0053536933__li1515274917103"></a><a name="li1515274917103"></a><strong id="EN-US_TOPIC_0053536933__b3387134123411">Flavor</strong> contains the CPU, memory, local disks, and extended configuration of the BMS. After you select a flavor, the name and use scenarios of the flavor are displayed under the flavor list.</p>
<p id="EN-US_TOPIC_0053536933__p208374127256"><strong id="EN-US_TOPIC_0053536933__b1420995253">Extended Configuration</strong> provides the NIC information of the selected flavor. For example, 2 x 2*10GE indicates that the BMS has two 10GE NICs, each with two ports. One NIC is used for the BMS to connect to a VPC and the other is used for the BMS to communicate with other BMSs in a high-speed network.</p>
<p id="EN-US_TOPIC_0053536933__p208374127256"><strong id="EN-US_TOPIC_0053536933__b1557618618">Extended Configuration</strong> provides the NIC information of the selected flavor. For example, 2 x 2*10GE indicates that the BMS has two 10GE NICs, each with two ports. One NIC is used for the BMS to connect to a VPC and the other is used for the BMS to communicate with other BMSs in a high-speed network.</p>
<div class="note" id="EN-US_TOPIC_0053536933__note367644812128"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0053536933__ul998710527352"><li id="EN-US_TOPIC_0053536933__li109872052103510">Configuration in the flavor, such as the CPU, memory, and local disks, cannot be changed.</li><li id="EN-US_TOPIC_0053536933__li17988145283513">The bandwidth of different BMS flavors varies. Choose a flavor that meets your requirements.</li><li id="EN-US_TOPIC_0053536933__li33471454419">Some flavors support quick BMS provisioning. If you select a flavor of this type, parameter <strong id="EN-US_TOPIC_0053536933__b1428022152120">System Disk</strong> is displayed under <strong id="EN-US_TOPIC_0053536933__b14149044122119">Disk</strong>. The OS will be installed on the EVS disk attached to the BMS.</li></ul>
</div></div>
</li><li id="EN-US_TOPIC_0053536933__li1024877191620">Set <strong id="EN-US_TOPIC_0053536933__b337642973">Image</strong>.<ul id="EN-US_TOPIC_0053536933__ul077310516166"><li id="EN-US_TOPIC_0053536933__li187741751171616">Public Image<p id="EN-US_TOPIC_0053536933__p778025111165"><a name="EN-US_TOPIC_0053536933__li187741751171616"></a><a name="li187741751171616"></a>A public image is a standard OS image provided by the system and is available to all users. It contains an OS and pre-installed public applications, such as the SDI iNIC driver, bms-network-config (a network configuration program), and Cloud-Init (an initialization tool). If you need other applications or software, configure them on the new BMSs.</p>
</li><li id="EN-US_TOPIC_0053536933__li1024877191620">Set <strong id="EN-US_TOPIC_0053536933__b216727490">Image</strong>.<ul id="EN-US_TOPIC_0053536933__ul077310516166"><li id="EN-US_TOPIC_0053536933__li187741751171616">Public Image<p id="EN-US_TOPIC_0053536933__p778025111165"><a name="EN-US_TOPIC_0053536933__li187741751171616"></a><a name="li187741751171616"></a>A public image is a standard OS image provided by the system and is available to all users. It contains an OS and pre-installed public applications, such as the SDI iNIC driver, bms-network-config (a network configuration program), and Cloud-Init (an initialization tool). If you need other applications or software, configure them on the new BMSs.</p>
</li><li id="EN-US_TOPIC_0053536933__li10782115114166">Private Image<p id="EN-US_TOPIC_0053536933__p378385112165"><a name="EN-US_TOPIC_0053536933__li10782115114166"></a><a name="li10782115114166"></a>A private image is created from an external image file or a BMS and is available only to the user who created it. It contains an OS, preinstalled public applications, and the user's private applications. </p>
</li><li id="EN-US_TOPIC_0053536933__li10787185114169">Shared Image<p id="EN-US_TOPIC_0053536933__p15789155112167"><a name="EN-US_TOPIC_0053536933__li10787185114169"></a><a name="li10787185114169"></a>A shared image is a private image shared by another public cloud user with you.</p>
</li></ul>
</li><li id="EN-US_TOPIC_0053536933__li101792515174">Set <strong id="EN-US_TOPIC_0053536933__b1107869378">License Type</strong>.<p id="EN-US_TOPIC_0053536933__p92901134171920">Set a license type for using an OS or software on the cloud platform. This parameter is available only if the public image you selected is charged.</p>
</li><li id="EN-US_TOPIC_0053536933__li101792515174">Set <strong id="EN-US_TOPIC_0053536933__b502162966">License Type</strong>.<p id="EN-US_TOPIC_0053536933__p92901134171920">Set a license type for using an OS or software on the cloud platform. This parameter is available only if the public image you selected is charged.</p>
<ul id="EN-US_TOPIC_0053536933__ul17821726141911"><li id="EN-US_TOPIC_0053536933__li10823726171919">Use license from the system<p id="EN-US_TOPIC_0053536933__p14827152614190"><a name="EN-US_TOPIC_0053536933__li10823726171919"></a><a name="li10823726171919"></a>Allows you to use the license provided by the cloud platform. Obtaining the authorization of such a license is charged.</p>
</li><li id="EN-US_TOPIC_0053536933__li98281626121911">Bring your own licenses (BYOL)<p id="EN-US_TOPIC_0053536933__p1183262615198"><a name="EN-US_TOPIC_0053536933__li98281626121911"></a><a name="li98281626121911"></a>Allows you to use your existing OS license. In such a case, you do not need to apply for a license again.</p>
</li></ul>
</li><li id="EN-US_TOPIC_0053536933__li17168121182016">Set <strong id="EN-US_TOPIC_0053536933__b87545579">Disk</strong>.<p id="EN-US_TOPIC_0053536933__p207711258162210">A BMS has one system disk and one or more data disks. You can add multiple data disks for a BMS and customize the system disk size.</p>
</li><li id="EN-US_TOPIC_0053536933__li17168121182016">Set <strong id="EN-US_TOPIC_0053536933__b516917014">Disk</strong>.<p id="EN-US_TOPIC_0053536933__p207711258162210">A BMS has one system disk and one or more data disks. You can add multiple data disks for a BMS and customize the system disk size.</p>
<ul id="EN-US_TOPIC_0053536933__ul19297175417229"><li id="EN-US_TOPIC_0053536933__li1830045412229">System disk<p id="EN-US_TOPIC_0053536933__p163041254182212"><a name="EN-US_TOPIC_0053536933__li1830045412229"></a><a name="li1830045412229"></a>If you select a flavor that supports quick provisioning, parameter <strong id="EN-US_TOPIC_0053536933__b1547951673219">System Disk</strong> is available. You can set the system disk type and size as needed.</p>
</li><li id="EN-US_TOPIC_0053536933__li23061054182219">Data disk<p id="EN-US_TOPIC_0053536933__p6309175452218"><a name="EN-US_TOPIC_0053536933__li23061054182219"></a><a name="li23061054182219"></a>You can add multiple data disks for a BMS and enable sharing for each data disk.</p>
<ul id="EN-US_TOPIC_0053536933__ul13335154812617"><li id="EN-US_TOPIC_0053536933__li1833574802618">Currently, BMSs only support SCSI disks.</li><li id="EN-US_TOPIC_0053536933__li147395542266"><strong id="EN-US_TOPIC_0053536933__b1984652029">Share</strong>: indicates that the EVS disk can be shared. A shared disk can be attached to multiple BMSs simultaneously.</li></ul>
<ul id="EN-US_TOPIC_0053536933__ul13335154812617"><li id="EN-US_TOPIC_0053536933__li1833574802618">Currently, BMSs only support SCSI disks.</li><li id="EN-US_TOPIC_0053536933__li147395542266"><strong id="EN-US_TOPIC_0053536933__b1210818276">Share</strong>: indicates that the EVS disk can be shared. A shared disk can be attached to multiple BMSs simultaneously.</li></ul>
</li></ul>
</li><li id="EN-US_TOPIC_0053536933__li18616483207">Set network parameters, including <strong id="EN-US_TOPIC_0053536933__b842352706193236">VPC</strong>, <strong id="EN-US_TOPIC_0053536933__b842352706193248">NIC</strong>, and <strong id="EN-US_TOPIC_0053536933__b842352706193244">Security Group</strong>.<p id="EN-US_TOPIC_0053536933__p1871465672617">When you use VPC for the first time, the system automatically creates a VPC for you, including the security group and NIC. The default subnet segment is 192.168.1.0/24 and the subnet gateway is 192.168.1.1. Dynamic Host Configuration Protocol (DHCP) is enabled for the subnet.</p>
@ -67,8 +67,8 @@
</td>
<td class="cellrowborder" valign="top" width="75.94999999999999%" headers="mcps1.3.3.2.10.5.2.3.1.2 "><p id="EN-US_TOPIC_0053536933__p12630162913549">An EIP is a static public IP address bound to a BMS in a VPC. Using the EIP, the BMS can access the Internet.</p>
<p id="EN-US_TOPIC_0053536933__p1963018299549">You can select one of the following three options for <strong id="EN-US_TOPIC_0053536933__b1240014596445">EIP</strong> as needed:</p>
<ul id="EN-US_TOPIC_0053536933__ul8445823113211"><li id="EN-US_TOPIC_0053536933__li13445123173215"><strong id="EN-US_TOPIC_0053536933__b84235270618401">Not required</strong>: The BMS cannot communicate with the Internet and can be used only on a private network for deploying services or used to deploy a cluster.</li><li id="EN-US_TOPIC_0053536933__li1038544310333"><strong id="EN-US_TOPIC_0053536933__b1152002764">Automatically assign</strong>: The system automatically assigns an EIP with a dedicated bandwidth to the BMS. The bandwidth is configurable.</li><li id="EN-US_TOPIC_0053536933__li1886110913420"><strong id="EN-US_TOPIC_0053536933__b1097968377">Use existing</strong>: An existing EIP is assigned to the BMS.</li></ul>
<div class="note" id="EN-US_TOPIC_0053536933__note684184743013"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="EN-US_TOPIC_0053536933__p884134712300">If you select <strong id="EN-US_TOPIC_0053536933__b1959854195">Use existing</strong>, you can create only one BMS at a time.</p>
<ul id="EN-US_TOPIC_0053536933__ul8445823113211"><li id="EN-US_TOPIC_0053536933__li13445123173215"><strong id="EN-US_TOPIC_0053536933__b84235270618401">Not required</strong>: The BMS cannot communicate with the Internet and can be used only on a private network for deploying services or used to deploy a cluster.</li><li id="EN-US_TOPIC_0053536933__li1038544310333"><strong id="EN-US_TOPIC_0053536933__b891247830">Automatically assign</strong>: The system automatically assigns an EIP with a dedicated bandwidth to the BMS. The bandwidth is configurable.</li><li id="EN-US_TOPIC_0053536933__li1886110913420"><strong id="EN-US_TOPIC_0053536933__b1387749851">Use existing</strong>: An existing EIP is assigned to the BMS.</li></ul>
<div class="note" id="EN-US_TOPIC_0053536933__note684184743013"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="EN-US_TOPIC_0053536933__p884134712300">If you select <strong id="EN-US_TOPIC_0053536933__b202068754">Use existing</strong>, you can create only one BMS at a time.</p>
</div></div>
</td>
</tr>
@ -84,19 +84,19 @@
</li><li id="EN-US_TOPIC_0053536933__li104031930204712">Set the BMS login mode.<p id="EN-US_TOPIC_0053536933__p03539812418"><a name="EN-US_TOPIC_0053536933__li104031930204712"></a><a name="li104031930204712"></a><strong id="EN-US_TOPIC_0053536933__b842352706175824">Key pair</strong>: A key pair is used for BMS login authentication. You can select an existing key pair, or click <strong id="EN-US_TOPIC_0053536933__b1719019756141458">View Key Pair</strong> and create one.</p>
<div class="note" id="EN-US_TOPIC_0053536933__en-us_topic_0013859510_note56551667113428"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0053536933__en-us_topic_0013859510_p39202959113428">If you use an existing key pair, ensure that you have saved the key file locally. Otherwise, logging in to the BMS will fail.</p>
</div></div>
</li><li id="EN-US_TOPIC_0053536933__li996418351511">(Optional) Configure <strong id="EN-US_TOPIC_0053536933__b84235270618326">Advanced Settings</strong>.<p id="EN-US_TOPIC_0053536933__p28335510716">To use functions listed in <strong id="EN-US_TOPIC_0053536933__b994003778">Advanced Settings</strong>, click <strong id="EN-US_TOPIC_0053536933__b986408440">Configure now</strong>. Otherwise, click <strong id="EN-US_TOPIC_0053536933__b544625378">Do not configure</strong>.</p>
<ul id="EN-US_TOPIC_0053536933__ul116731225193720"><li id="EN-US_TOPIC_0053536933__li119621227529"><strong id="EN-US_TOPIC_0053536933__b1484157166">User Data Injection</strong> enables the BMS to automatically inject user data when the BMS starts for the first time. After this function is enabled, the BMS automatically injects user data upon its first startup.<p id="EN-US_TOPIC_0053536933__p1111643016214">This parameter is available only when <strong id="EN-US_TOPIC_0053536933__b164711185599">Key pair</strong> is selected for <strong id="EN-US_TOPIC_0053536933__b1564714189596">Login Mode</strong>. For detailed operations, see <a href="en-us_topic_0083737011.html">Injecting User Data</a>.</p>
</li><li id="EN-US_TOPIC_0053536933__li996418351511">(Optional) Configure <strong id="EN-US_TOPIC_0053536933__b84235270618326">Advanced Settings</strong>.<p id="EN-US_TOPIC_0053536933__p28335510716">To use functions listed in <strong id="EN-US_TOPIC_0053536933__b1196901681">Advanced Settings</strong>, click <strong id="EN-US_TOPIC_0053536933__b15563013">Configure now</strong>. Otherwise, click <strong id="EN-US_TOPIC_0053536933__b1367870119">Do not configure</strong>.</p>
<ul id="EN-US_TOPIC_0053536933__ul116731225193720"><li id="EN-US_TOPIC_0053536933__li119621227529"><strong id="EN-US_TOPIC_0053536933__b1791651602">User Data Injection</strong> enables the BMS to automatically inject user data when the BMS starts for the first time. After this function is enabled, the BMS automatically injects user data upon its first startup.<p id="EN-US_TOPIC_0053536933__p1111643016214">This parameter is available only when <strong id="EN-US_TOPIC_0053536933__b164711185599">Key pair</strong> is selected for <strong id="EN-US_TOPIC_0053536933__b1564714189596">Login Mode</strong>. For detailed operations, see <a href="en-us_topic_0083737011.html">Injecting User Data</a>.</p>
</li><li id="EN-US_TOPIC_0053536933__li1333112152913">(Optional) <strong id="EN-US_TOPIC_0053536933__b14410145810221">Tag</strong><p id="EN-US_TOPIC_0053536933__p1319043272912">Tagging BMSs helps you better identify and manage your BMSs. You can add up to nine tags to a BMS.</p>
<p id="EN-US_TOPIC_0053536933__p12560161113375">For detailed operations on tags, see <a href="en-us_topic_0110378367.html">Adding Tags</a>.</p>
</li><li id="EN-US_TOPIC_0053536933__li1262142573018"><strong id="EN-US_TOPIC_0053536933__b583818232310">Agency</strong><p id="EN-US_TOPIC_0053536933__p1650214615913">An agency provides BMSs with temporary security credentials for accessing other cloud services. The agency is created by the tenant administrator on the IAM console.</p>
<p id="EN-US_TOPIC_0053536933__p1991412369319">If you have created an agency in IAM, you can select the agency from the drop-down list. Currently, agencies are mainly used for server monitoring.</p>
</li></ul>
</li><li id="EN-US_TOPIC_0053536933__li1851494201">Set <strong id="EN-US_TOPIC_0053536933__b6636633">BMS Name</strong>.<p id="EN-US_TOPIC_0053536933__p4210179488">The name can be customized but can contain only letters, digits, underscores (_), hyphens (-), and periods (.).</p>
</li><li id="EN-US_TOPIC_0053536933__li1851494201">Set <strong id="EN-US_TOPIC_0053536933__b247623834">BMS Name</strong>.<p id="EN-US_TOPIC_0053536933__p4210179488">The name can be customized but can contain only letters, digits, underscores (_), hyphens (-), and periods (.).</p>
<p id="EN-US_TOPIC_0053536933__p379613355205">If you create multiple BMSs at a time, suffixes will be added to the BMSs in sequence, such as <strong id="EN-US_TOPIC_0053536933__b3919103225917">bms-0001</strong>, <strong id="EN-US_TOPIC_0053536933__b791913285914">bms-0002</strong>, ... If you create multiple BMSs again, the values in the new BMS names increase from the existing maximum value. For example, the existing BMS with the maximum number in name is <strong id="EN-US_TOPIC_0053536933__b7836174445919">bms-0010</strong>. If you enter <strong id="EN-US_TOPIC_0053536933__b58364440599">bms</strong>, the names of the new BMSs will be <strong id="EN-US_TOPIC_0053536933__b283784419595">bms-0011</strong>, <strong id="EN-US_TOPIC_0053536933__b138379445595">bms-0012</strong>, .... When the value reaches 9999, it will start from 0001 again.</p>
</li><li id="EN-US_TOPIC_0053536933__li114913332216">Set your desired number of BMSs, which is a maximum of all available BMSs.<p id="EN-US_TOPIC_0053536933__p1799226143020"><a name="EN-US_TOPIC_0053536933__li114913332216"></a><a name="li114913332216"></a>After the configuration, click <strong id="EN-US_TOPIC_0053536933__en-us_topic_0013859510_b842352706175618">Price Calculator</strong> to view the BMS configuration fee.</p>
<div class="note" id="EN-US_TOPIC_0053536933__note615581382320"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0053536933__p1160915437579">If you manually set an IP address when configuring <strong id="EN-US_TOPIC_0053536933__b61551845103419">NIC</strong> or <strong id="EN-US_TOPIC_0053536933__b011594017341">High-Speed NIC</strong> or select <strong id="EN-US_TOPIC_0053536933__b17526443113815">Use existing</strong> when configuring <strong id="EN-US_TOPIC_0053536933__b18222103610">EIP</strong>, you can create only one BMS at a time.</p>
</div></div>
</li><li id="EN-US_TOPIC_0053536933__li16713132710242">Click <strong id="EN-US_TOPIC_0053536933__b2247948182217"></strong><strong id="EN-US_TOPIC_0053536933__b3247134862212">Allocate Now</strong>.</li><li id="EN-US_TOPIC_0053536933__li157151823142612">On the displayed page, confirm the specifications and click <strong id="EN-US_TOPIC_0053536933__b842352706165425">Submit</strong>.<p id="EN-US_TOPIC_0053536933__p2657125515269">The BMS status changes to <strong id="EN-US_TOPIC_0053536933__b777242417">Running</strong> after about 30 minutes. If you select a flavor that supports quick provisioning, you can obtain a BMS within about five minutes.</p>
</li><li id="EN-US_TOPIC_0053536933__li16713132710242">Click <strong id="EN-US_TOPIC_0053536933__b2247948182217"></strong><strong id="EN-US_TOPIC_0053536933__b3247134862212">Allocate Now</strong>.</li><li id="EN-US_TOPIC_0053536933__li157151823142612">On the displayed page, confirm the specifications and click <strong id="EN-US_TOPIC_0053536933__b842352706165425">Submit</strong>.<p id="EN-US_TOPIC_0053536933__p2657125515269">The BMS status changes to <strong id="EN-US_TOPIC_0053536933__b1436210186">Running</strong> after about 30 minutes. If you select a flavor that supports quick provisioning, you can obtain a BMS within about five minutes.</p>
<div class="note" id="EN-US_TOPIC_0053536933__note18816171442714"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0053536933__p134457577370">You can view the BMS creation status. For details, see <a href="en-us_topic_0053536924.html">Viewing BMS Creation Statuses</a>.</p>
</div></div>
</li></ol>

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<div class="section" id="EN-US_TOPIC_0068279730__section154902911814"><h4 class="sectiontitle">Automatically Updating the Host Name (Recommended)</h4><p id="EN-US_TOPIC_0068279730__p515118312184">Change the host name of the BMS on the console and enable automatic host name synchronization in the BMS OS. In this way, after the BMS is restarted, it automatically synchronizes the host name from the console.</p>
<p id="EN-US_TOPIC_0068279730__p143441531171814">This method has the following restrictions:</p>
<ul id="EN-US_TOPIC_0068279730__ul197110207255"><li id="EN-US_TOPIC_0068279730__li45641641122614">The host name contains a maximum of 63 characters.</li><li id="EN-US_TOPIC_0068279730__li0696657132612">Special characters except hyphens (-), underscores (_), and periods (.) are not supported.</li><li id="EN-US_TOPIC_0068279730__li181421524152810">Uppercase letters are not supported.</li><li id="EN-US_TOPIC_0068279730__li19776113192712">This method does not apply to Windows BMSs.</li></ul>
<ol id="EN-US_TOPIC_0068279730__ol18231243113418"><li id="EN-US_TOPIC_0068279730__li12061938192817">Log in to the management console, click <strong id="EN-US_TOPIC_0068279730__b156831950164510">Bare Metal Server</strong> under <strong id="EN-US_TOPIC_0068279730__b842352706165835">Computing</strong>.</li><li id="EN-US_TOPIC_0068279730__li19163115012818">Click the name of the BMS whose name is to be changed.</li><li id="EN-US_TOPIC_0068279730__li119552318418">On the displayed page, click <span><img id="EN-US_TOPIC_0068279730__image112601715191615" src="en-us_image_0284616146.png"></span> next to <strong id="EN-US_TOPIC_0068279730__b4662543205910">Name</strong>, enter a new name that meets the preceding requirements, and click <span><img id="EN-US_TOPIC_0068279730__image99691147154410" src="en-us_image_0284616147.png"></span> to save the change.</li><li id="EN-US_TOPIC_0068279730__li1574320984514"><a name="EN-US_TOPIC_0068279730__li1574320984514"></a><a name="li1574320984514"></a>Log in to the BMS OS and run the following command to enable automatic hostname synchronization:<p id="EN-US_TOPIC_0068279730__p045217813466"><a name="EN-US_TOPIC_0068279730__li1574320984514"></a><a name="li1574320984514"></a><strong id="EN-US_TOPIC_0068279730__b113331960465">vi /opt/huawei/network_config/bms-network-config.conf</strong></p>
<p id="EN-US_TOPIC_0068279730__p108518964619">Set the value of <strong id="EN-US_TOPIC_0068279730__b842352706193454">auto_synchronize_hostname</strong> to <strong id="EN-US_TOPIC_0068279730__b84235270619352">True</strong>.</p>
<pre class="screen" id="EN-US_TOPIC_0068279730__screen63251143164616">auto_synchronize_hostname = True</pre>
<p id="EN-US_TOPIC_0068279730__p19533440174616">Press <strong id="EN-US_TOPIC_0068279730__b842352706155848">Esc</strong> and enter <strong id="EN-US_TOPIC_0068279730__b842352706165119">:wq</strong> to save and exit the file.</p>
<ol id="EN-US_TOPIC_0068279730__ol18231243113418"><li id="EN-US_TOPIC_0068279730__li12061938192817">Log in to the management console, click <strong id="EN-US_TOPIC_0068279730__b156831950164510">Bare Metal Server</strong> under <strong id="EN-US_TOPIC_0068279730__b842352706165835">Computing</strong>.</li><li id="EN-US_TOPIC_0068279730__li19163115012818">Click the name of the BMS whose name is to be changed.</li><li id="EN-US_TOPIC_0068279730__li119552318418">On the displayed page, click <span><img id="EN-US_TOPIC_0068279730__image112601715191615" src="en-us_image_0284616146.png"></span> next to <strong id="EN-US_TOPIC_0068279730__b4662543205910">Name</strong>, enter a new name that meets the preceding requirements, and click <span><img id="EN-US_TOPIC_0068279730__image99691147154410" src="en-us_image_0284616147.png"></span> to save the change.</li><li id="EN-US_TOPIC_0068279730__li1574320984514"><a name="EN-US_TOPIC_0068279730__li1574320984514"></a><a name="li1574320984514"></a>Log in to the BMS OS and run the following command to enable automatic hostname synchronization:<p id="EN-US_TOPIC_0068279730__p7989115420134"><a name="EN-US_TOPIC_0068279730__li1574320984514"></a><a name="li1574320984514"></a><strong id="EN-US_TOPIC_0068279730__b66597021412">sed -i 's/auto_synchronize_hostname.*/auto_synchronize_hostname = True/g' `find / -name bms-network-config.conf</strong></p>
<p id="EN-US_TOPIC_0068279730__p85385169205">Check that automatic synchronization is enabled.</p>
<p id="EN-US_TOPIC_0068279730__p4928125617191"><strong id="EN-US_TOPIC_0068279730__b208202213203">cat `find / -name bms-network-config.conf</strong></p>
<p id="EN-US_TOPIC_0068279730__p9243112102113"><span><img id="EN-US_TOPIC_0068279730__image3964121952119" src="en-us_image_0000001562346554.png" title="Click to enlarge" class="imgResize"></span></p>
</li><li id="EN-US_TOPIC_0068279730__li370318477455">Log in to the management console again. Locate the row that contains the BMS, click <strong id="EN-US_TOPIC_0068279730__b13775398521">More</strong> in the <strong id="EN-US_TOPIC_0068279730__b270352175219">Operation</strong> column, and select <strong id="EN-US_TOPIC_0068279730__b107625215311">Restart</strong>.<p id="EN-US_TOPIC_0068279730__p13680139154918">After about 10 minutes, verify that the BMS is restarted and its hostname is automatically updated.</p>
<div class="note" id="EN-US_TOPIC_0068279730__note182281457134918"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0068279730__p1622975734915">If you set the value of <strong id="EN-US_TOPIC_0068279730__b1681616155414">auto_synchronize_hostname</strong> in step <a href="#EN-US_TOPIC_0068279730__li1574320984514">4</a> to <strong id="EN-US_TOPIC_0068279730__b75536328546">False</strong>, the host name configured during BMS creation will be retained.</p>
</div></div>
@ -32,11 +32,9 @@
</li><li id="EN-US_TOPIC_0068279730__li013718596311">Run the following command to save and exit the configuration file:<p id="EN-US_TOPIC_0068279730__p173981116193218"><a name="EN-US_TOPIC_0068279730__li013718596311"></a><a name="li013718596311"></a><strong id="EN-US_TOPIC_0068279730__b261811185325">:wq</strong></p>
</li></ol>
</li><li id="EN-US_TOPIC_0068279730__li1875225596">Change the BMS network configuration script <strong id="EN-US_TOPIC_0068279730__b842352706193157">bms-network-config.conf</strong>.<p id="EN-US_TOPIC_0068279730__p106466542263">The value of parameter <strong id="EN-US_TOPIC_0068279730__b842352706193222">enable_preserve_hostname</strong> in the <strong id="EN-US_TOPIC_0068279730__b842352706193236">bms-network-config.conf</strong> file is <strong id="EN-US_TOPIC_0068279730__b842352706193247">False</strong> by default, indicating that the host name is updated each time the board resets. To disable this function, change its value to <strong id="EN-US_TOPIC_0068279730__b1572794105193417">True</strong>.</p>
<ol type="a" id="EN-US_TOPIC_0068279730__ol152621651202919"><li id="EN-US_TOPIC_0068279730__li92621511290">Run the following command to edit the configuration script <strong id="EN-US_TOPIC_0068279730__b842352706193436">bms-network-config.conf</strong>:<p id="EN-US_TOPIC_0068279730__p0932191914309"><strong id="EN-US_TOPIC_0068279730__b2346429163013">sudo vim /opt/huawei/network_config/bms-network-config.conf</strong></p>
</li><li id="EN-US_TOPIC_0068279730__li278231510304">Set the value of <strong id="EN-US_TOPIC_0068279730__b1925440897">enable_preserve_hostname</strong> to <strong id="EN-US_TOPIC_0068279730__b1006308137">True</strong>.<p id="EN-US_TOPIC_0068279730__p539519983110"><strong id="EN-US_TOPIC_0068279730__b187118356313">enable_preserve_hostname</strong><strong id="EN-US_TOPIC_0068279730__b92341031113119">: True</strong></p>
</li><li id="EN-US_TOPIC_0068279730__li914115164304">Run the following command to save and exit the configuration file:<p id="EN-US_TOPIC_0068279730__p13176125193210"><a name="EN-US_TOPIC_0068279730__li914115164304"></a><a name="li914115164304"></a><strong id="EN-US_TOPIC_0068279730__b11859182316329">:wq</strong><strong id="EN-US_TOPIC_0068279730__b1522194213176">!</strong></p>
<ol type="a" id="EN-US_TOPIC_0068279730__ol152621651202919"><li id="EN-US_TOPIC_0068279730__li92621511290">Change the value of <strong id="EN-US_TOPIC_0068279730__b177101719202117">enable_preserve_hostname</strong> in the <strong id="EN-US_TOPIC_0068279730__b71081551162111">bms-network-config.conf</strong> file to <strong id="EN-US_TOPIC_0068279730__b156161443162113">True</strong>:<p id="EN-US_TOPIC_0068279730__p0932191914309"><strong id="EN-US_TOPIC_0068279730__b3682814133113">sed -i 's/enable_preserve_hostname.*/enable_preserve_hostname = True/g' `find / -name bms-network-config.conf</strong></p>
</li></ol>
</li><li id="EN-US_TOPIC_0068279730__li147281217102410">(Optional) For SUSE, modify the configuration file <strong id="EN-US_TOPIC_0068279730__b186571227">/etc/sysconfig/network/dhcp</strong>.<ol type="a" id="EN-US_TOPIC_0068279730__ol325814298371"><li id="EN-US_TOPIC_0068279730__li14258132953713">Run the following command to edit the <strong id="EN-US_TOPIC_0068279730__b842352706193544">/etc/sysconfig/network/dhcp</strong> configuration file:<p id="EN-US_TOPIC_0068279730__p665645511373"><strong id="EN-US_TOPIC_0068279730__b86872012173816">sudo vim /etc/sysconfig/network/dhcp</strong></p>
</li><li id="EN-US_TOPIC_0068279730__li147281217102410">(Optional) For SUSE, modify the configuration file <strong id="EN-US_TOPIC_0068279730__b941241117">/etc/sysconfig/network/dhcp</strong>.<ol type="a" id="EN-US_TOPIC_0068279730__ol325814298371"><li id="EN-US_TOPIC_0068279730__li14258132953713">Run the following command to edit the <strong id="EN-US_TOPIC_0068279730__b842352706193544">/etc/sysconfig/network/dhcp</strong> configuration file:<p id="EN-US_TOPIC_0068279730__p665645511373"><strong id="EN-US_TOPIC_0068279730__b86872012173816">sudo vim /etc/sysconfig/network/dhcp</strong></p>
</li><li id="EN-US_TOPIC_0068279730__li20495506370">Set the value of <strong id="EN-US_TOPIC_0068279730__b842352706193558">DHCLIENT_SET_HOSTNAME</strong> to <strong id="EN-US_TOPIC_0068279730__b84235270619363">no</strong> to ensure that DHCP does not automatically allocate host names.<p id="EN-US_TOPIC_0068279730__p1541892512405"><strong id="EN-US_TOPIC_0068279730__b784154713402">DHCLIENT_SET_HOSTNAME="no"</strong></p>
</li><li id="EN-US_TOPIC_0068279730__li069683383920">Run the following command to save and exit the configuration file:<p id="EN-US_TOPIC_0068279730__p1869633314394"><a name="EN-US_TOPIC_0068279730__li069683383920"></a><a name="li069683383920"></a><strong id="EN-US_TOPIC_0068279730__b969613333913">:wq</strong></p>
</li></ol>
@ -52,3 +50,10 @@
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<a name="EN-US_TOPIC_0069070105"></a><a name="EN-US_TOPIC_0069070105"></a>
<h1 class="topictitle1">Network</h1>
<div id="body1501333957803"><p id="EN-US_TOPIC_0069070105__p3850162811324">BMS provides four types of networks: VPC, high-speed network, user-defined VLAN, and IB network. They are isolated from each other.</p>
<div id="body1501333957803"><p id="EN-US_TOPIC_0069070105__p3850162811324">BMS provides five types of networks: VPC, high-speed network, enhanced high-speed network, user-defined VLAN, and IB network. They are isolated from each other.</p>
<p id="EN-US_TOPIC_0069070105__p988163713326">VPC and high-speed network interfaces are VLAN sub-interfaces created after system maintenance VLAN NICs are bonded. You can manage and configure NICs of user-defined VLANs and IB networks.</p>
<p id="EN-US_TOPIC_0069070105__p10763103712188">The QingTian architecture improves the network performance and VPC NIC bonding provides high reliability.</p>
<div class="fignone" id="EN-US_TOPIC_0069070105__fig7937124915341"><span class="figcap"><b>Figure 1 </b>BMS networks</span><br><span><img class="vsd" id="EN-US_TOPIC_0069070105__image1393754923416" src="en-us_image_0160824210.png"></span></div>

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</div>
<div class="section" id="EN-US_TOPIC_0083737000__section11351898212"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0083737000__ol85115562172"><li id="EN-US_TOPIC_0083737000__li10711121911548">Log in to the management console.</li><li id="EN-US_TOPIC_0083737000__li969810464567">Under <strong id="EN-US_TOPIC_0083737000__en-us_topic_0053536924_b1134469344202623">Computing</strong>, click <strong id="EN-US_TOPIC_0083737000__en-us_topic_0053536924_b856921432202623">Bare Metal Server</strong>.<p id="EN-US_TOPIC_0083737000__en-us_topic_0053536924_p127731959141113">The BMS console is displayed.</p>
</li><li id="EN-US_TOPIC_0083737000__li139672012161814">Click the name of the BMS whose name is to be changed.</li><li id="EN-US_TOPIC_0083737000__li143891613186">Click <span><img id="EN-US_TOPIC_0083737000__image1788301813161" src="en-us_image_0259262516.png"></span> next to <strong id="EN-US_TOPIC_0083737000__b11674145315533">Name</strong>, enter a new name that meets requirements, and click <span><img id="EN-US_TOPIC_0083737000__image1643801611186" src="en-us_image_0176591271.png"></span> to save the change.<p id="EN-US_TOPIC_0083737000__p1374762372411">The BMS name can contain only letters, digits, hyphens (-), underscores (_), and periods (.).</p>
</li><li id="EN-US_TOPIC_0083737000__li798512313180">Log in to the BMS OS and run the following command to enable automatic hostname synchronization:<p id="EN-US_TOPIC_0083737000__p12985142351814"><a name="EN-US_TOPIC_0083737000__li798512313180"></a><a name="li798512313180"></a><strong id="EN-US_TOPIC_0083737000__b1498562381819">vi /opt/huawei/network_config/bms-network-config.conf</strong></p>
<p id="EN-US_TOPIC_0083737000__p1698515234188">Set the value of <strong id="EN-US_TOPIC_0083737000__b842352706193454">auto_synchronize_hostname</strong> to <strong id="EN-US_TOPIC_0083737000__b84235270619352">True</strong>.</p>
<pre class="screen" id="EN-US_TOPIC_0083737000__screen11985162315185">auto_synchronize_hostname = True</pre>
<p id="EN-US_TOPIC_0083737000__p698515239184">Press <strong id="EN-US_TOPIC_0083737000__b842352706155848">Esc</strong> and enter <strong id="EN-US_TOPIC_0083737000__b842352706165119">:wq</strong> to save and exit the file.</p>
</li><li id="EN-US_TOPIC_0083737000__li798512313180">Log in to the BMS OS and run the following command to enable automatic hostname synchronization:<p id="EN-US_TOPIC_0083737000__p7989115420134"><a name="EN-US_TOPIC_0083737000__li798512313180"></a><a name="li798512313180"></a><strong id="EN-US_TOPIC_0083737000__b66597021412">sed -i 's/auto_synchronize_hostname.*/auto_synchronize_hostname = True/g' `find / -name bms-network-config.conf</strong></p>
<p id="EN-US_TOPIC_0083737000__p85385169205">Check that automatic synchronization is enabled.</p>
<p id="EN-US_TOPIC_0083737000__p4928125617191"><strong id="EN-US_TOPIC_0083737000__b208202213203">cat `find / -name bms-network-config.conf</strong></p>
<p id="EN-US_TOPIC_0083737000__p9243112102113"><span><img id="EN-US_TOPIC_0083737000__image3964121952119" src="en-us_image_0000001562180958.png" title="Click to enlarge" class="imgResize"></span></p>
<div class="note" id="EN-US_TOPIC_0083737000__note390712611306"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0083737000__p890756103015">If the value of <strong id="EN-US_TOPIC_0083737000__b5833951016">auto_synchronize_hostname</strong> is <strong id="EN-US_TOPIC_0083737000__b0103619131011">False</strong>, after the BMS is restarted, the hostname will be automatically changed to that set during BMS creation.</p>
</div></div>
</li><li id="EN-US_TOPIC_0083737000__li1073232871811">Log in to the management console again. Locate the row that contains the BMS, click <strong id="EN-US_TOPIC_0083737000__b611204491313">More</strong> in the <strong id="EN-US_TOPIC_0083737000__b5112194414130">Operation</strong> column, and select <strong id="EN-US_TOPIC_0083737000__b10113174420132">Restart</strong>.<p id="EN-US_TOPIC_0083737000__p673202891812">After about 10 minutes, verify that the BMS is restarted and its hostname is automatically updated.</p>
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@ -23,7 +23,10 @@ IPADDR=172.31.0.254
NETWORK=172.31.0.0
BROADCAST=172.31.0.255
NETMASK=255.255.255.0</pre>
</li><li id="EN-US_TOPIC_0095819241__li3188754788">Change the value of <strong id="EN-US_TOPIC_0095819241__b842352706191439">enable_ib</strong> in the <strong id="EN-US_TOPIC_0095819241__b842352706191451">/opt/huawei/network_config/bms-network-config.conf</strong> file to <strong id="EN-US_TOPIC_0095819241__b842352706191454">False</strong>.<div class="fignone" id="EN-US_TOPIC_0095819241__fig33321881271"><span class="figcap"><b>Figure 1 </b>Changing the parameter value</span><br><span><img id="EN-US_TOPIC_0095819241__image1933218852711" src="en-us_image_0143392043.png" title="Click to enlarge" class="imgResize"></span></div>
</li><li id="EN-US_TOPIC_0095819241__li3188754788">Change the value of <strong id="EN-US_TOPIC_0095819241__b842352706191439">enable_ib</strong> in the <strong id="EN-US_TOPIC_0095819241__b842352706191451">bms-network-config.conf</strong> file to <strong id="EN-US_TOPIC_0095819241__b842352706191454">False</strong>.<p id="EN-US_TOPIC_0095819241__p1832165962317"><strong id="EN-US_TOPIC_0095819241__b9213161211252">sed -i 's/enable_ib.*/enable_ib = False/g' `find / -name bms-network-config.conf</strong></p>
<p id="EN-US_TOPIC_0095819241__p537851372413">Check that the value has been changed.</p>
<div class="p" id="EN-US_TOPIC_0095819241__p4912210251"><strong id="EN-US_TOPIC_0095819241__b168417185254">cat `find / -name bms-network-config.conf</strong><div class="fignone" id="EN-US_TOPIC_0095819241__fig33321881271"><span class="figcap"><b>Figure 1 </b>Checking the value of enable_ib</span><br><span><img id="EN-US_TOPIC_0095819241__image1933218852711" src="en-us_image_0143392043.png" title="Click to enlarge" class="imgResize"></span></div>
</div>
</li><li id="EN-US_TOPIC_0095819241__li2058172972511">Save the configuration and exit. Then restart the NIC.<p id="EN-US_TOPIC_0095819241__p1449305311268"><a name="EN-US_TOPIC_0095819241__li2058172972511"></a><a name="li2058172972511"></a><strong id="EN-US_TOPIC_0095819241__b1885372314336">ifdown</strong> <strong id="EN-US_TOPIC_0095819241__b785392393317">ib0</strong></p>
<p id="EN-US_TOPIC_0095819241__p1320665552617"><strong id="EN-US_TOPIC_0095819241__b4102172673312">ifup</strong> <strong id="EN-US_TOPIC_0095819241__b41021426133320">ib0</strong></p>
</li><li id="EN-US_TOPIC_0095819241__li155121707294">Run the following command to check whether the configured IP address takes effect:<p id="EN-US_TOPIC_0095819241__p20240143312715"><a name="EN-US_TOPIC_0095819241__li155121707294"></a><a name="li155121707294"></a><strong id="EN-US_TOPIC_0095819241__b066132893319">ifconfig</strong> <strong id="EN-US_TOPIC_0095819241__b1566112819335">ib0</strong></p>

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</div>
</li><li id="EN-US_TOPIC_0110303863__li944262995238">Locate the target trace and click <span><img id="EN-US_TOPIC_0110303863__image8647104715397" src="en-us_image_0285431352.png"></span> to expand the trace details.<div class="fignone" id="EN-US_TOPIC_0110303863__fig17549161714209"><span class="figcap"><b>Figure 1 </b>Expanding a trace</span><br><span><img id="EN-US_TOPIC_0110303863__image255041716203" src="en-us_image_0285431353.png" title="Click to enlarge" class="imgResize"></span></div>
</li><li id="EN-US_TOPIC_0110303863__li344192371514">Click <strong id="EN-US_TOPIC_0110303863__b15935824163811">View Trace</strong> in the upper right corner of the trace details area.<div class="fignone" id="EN-US_TOPIC_0110303863__fig14508544112010"><span class="figcap"><b>Figure 2 </b>Viewing a trace</span><br><span><img id="EN-US_TOPIC_0110303863__image1508124417205" src="en-us_image_0285431358.png" title="Click to enlarge" class="imgResize"></span></div>
<p id="EN-US_TOPIC_0110303863__p791568018391">For details about the key fields in the CTS trace structure, see <em id="EN-US_TOPIC_0110303863__i17704186174118">Cloud Trace Service User Guide</em>.</p>
<p id="EN-US_TOPIC_0110303863__p791568018391">For details about the key fields in the CTS trace structure, see <em id="EN-US_TOPIC_0110303863__i4978153313300">Cloud Trace Service User Guide</em>.</p>
</li></ol>
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<p id="EN-US_TOPIC_0110378367__p773716268254">You can add tags to a BMS in either of the following ways:</p>
<ul id="EN-US_TOPIC_0110378367__ul892185642713"><li id="EN-US_TOPIC_0110378367__li159245682718"><a href="#EN-US_TOPIC_0110378367__section125012913114">Add Tags During BMS Creation</a></li><li id="EN-US_TOPIC_0110378367__li497196132810"><a href="#EN-US_TOPIC_0110378367__section14780204519234">Add Tags on the BMS Details Page</a></li></ul>
<div class="section" id="EN-US_TOPIC_0110378367__section125012913114"><a name="EN-US_TOPIC_0110378367__section125012913114"></a><a name="section125012913114"></a><h4 class="sectiontitle">Add Tags During BMS Creation</h4><ol id="EN-US_TOPIC_0110378367__ol977719412512"><li id="EN-US_TOPIC_0110378367__li10711121911548">Log in to the management console.</li><li id="EN-US_TOPIC_0110378367__li969810464567">Under <strong id="EN-US_TOPIC_0110378367__en-us_topic_0053536924_b1134469344202623">Computing</strong>, click <strong id="EN-US_TOPIC_0110378367__en-us_topic_0053536924_b856921432202623">Bare Metal Server</strong>.<p id="EN-US_TOPIC_0110378367__en-us_topic_0053536924_p127731959141113">The BMS console is displayed.</p>
</li><li id="EN-US_TOPIC_0110378367__li134261899523">Click <strong id="EN-US_TOPIC_0110378367__b7876172544816"></strong><strong id="EN-US_TOPIC_0110378367__b387732518484"></strong><strong id="EN-US_TOPIC_0110378367__b28778254485">Allocate</strong><strong id="EN-US_TOPIC_0110378367__b88771925164812"> BMS</strong>.</li><li id="EN-US_TOPIC_0110378367__li430205915415">Configure the BMS parameters.<p id="EN-US_TOPIC_0110378367__p16219164915713"><a name="EN-US_TOPIC_0110378367__li430205915415"></a><a name="li430205915415"></a>Select <strong id="EN-US_TOPIC_0110378367__b115381742181620">Configure now</strong> for <strong id="EN-US_TOPIC_0110378367__b390314791519">Advanced Settings</strong> and add a tag key and tag value. For the tag key and tag value requirements, see <a href="en-us_topic_0157874334.html#EN-US_TOPIC_0157874334__table124931582713">Table 1</a>.</p>
</li><li id="EN-US_TOPIC_0110378367__li134261899523">Click <strong id="EN-US_TOPIC_0110378367__b111311710135116"></strong><strong id="EN-US_TOPIC_0110378367__b12131121019511"></strong><strong id="EN-US_TOPIC_0110378367__b1013261005112">Allocate</strong><strong id="EN-US_TOPIC_0110378367__b16132121014512"> BMS</strong>.</li><li id="EN-US_TOPIC_0110378367__li430205915415">Configure the BMS parameters.<p id="EN-US_TOPIC_0110378367__p16219164915713"><a name="EN-US_TOPIC_0110378367__li430205915415"></a><a name="li430205915415"></a>Select <strong id="EN-US_TOPIC_0110378367__b115381742181620">Configure now</strong> for <strong id="EN-US_TOPIC_0110378367__b390314791519">Advanced Settings</strong> and add a tag key and tag value. For the tag key and tag value requirements, see <a href="en-us_topic_0157874334.html#EN-US_TOPIC_0157874334__table124931582713">Table 1</a>.</p>
<div class="note" id="EN-US_TOPIC_0110378367__note5493144534314"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0110378367__p154941245204312">For details about other parameters, see <a href="en-us_topic_0053536933.html">Creating a Common BMS</a>.</p>
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<div id="body1531881862998"><div class="section" id="EN-US_TOPIC_0122234355__section34523117185"><h4 class="sectiontitle">VPC</h4><p id="EN-US_TOPIC_0122234355__p5983102316264">A VPC provides a logically isolated network environment for BMSs. You can configure EIPs, security groups, and VPNs in a VPC and use the VPC for communication between ECSs and BMSs.</p>
</div>
<div class="section" id="EN-US_TOPIC_0122234355__section716717237187"><h4 class="sectiontitle">View VPC NICs</h4><p id="EN-US_TOPIC_0122234355__p1985272421819">You can view the network interfaces of the VPC on the <strong id="EN-US_TOPIC_0122234355__b17856731887">NICs</strong> tab page of the BMS details page. For Linux images, you can also locate the VLAN sub-interface or bond interface in the OS based on the allocated IP address.</p>
<p id="EN-US_TOPIC_0122234355__p559018372388">Take CentOS 7.4 64-bit as an example. Log in to the OS and view the NIC configuration files <strong id="EN-US_TOPIC_0122234355__b18671172048">ifcfg-eth0</strong>, <strong id="EN-US_TOPIC_0122234355__b1422418124419">ifcfg-eth1</strong>, <strong id="EN-US_TOPIC_0122234355__b66071818248">ifcfg-bond0</strong>, <strong id="EN-US_TOPIC_0122234355__b196172211416">ifcfg-bond0.3030</strong>, <strong id="EN-US_TOPIC_0122234355__b178671725140">ifcfg-bond0.2601</strong>, and <strong id="EN-US_TOPIC_0122234355__b185119308416">ifcfg-bond0.2602</strong> in the <strong id="EN-US_TOPIC_0122234355__b1171113531444">/etc/sysconfig/network-scripts</strong> directory. You need to use IP mapping to match the network.</p>
<p id="EN-US_TOPIC_0122234355__p16629751864">Run the <strong id="EN-US_TOPIC_0122234355__b14629155610">ifconfig</strong> command. The private IP address and MAC address of VPC NIC 1 is 192.168.0.190 and fa:16:3e:02:67:66. The private IP address and MAC address of VPC NIC 2 are 192.168.1.175 and fa:16:3e:16:45:4e. eth0 and eth1 automatically form bond0, and they have the same MAC address. In addition, it can be determined that <strong id="EN-US_TOPIC_0122234355__b101262559122">ifcfg-eth0</strong>, <strong id="EN-US_TOPIC_0122234355__b1696135881210">ifcfg-eth1</strong>, <strong id="EN-US_TOPIC_0122234355__b154721228131">ifcfg-bond0</strong>, and <strong id="EN-US_TOPIC_0122234355__b1174813921310">ifcfg-bond0.3030</strong> are VPC NIC configuration files.</p>
<p id="EN-US_TOPIC_0122234355__p83363331737"><span><img id="EN-US_TOPIC_0122234355__image19336333534" src="en-us_image_0171648821.png" title="Click to enlarge" class="imgResize"></span></p>
<p id="EN-US_TOPIC_0122234355__p559018372388">Take CentOS 7.4 64-bit as an example. Log in to the OS and view the NIC configuration files <strong id="EN-US_TOPIC_0122234355__b1338112359233">ifcfg-eth0</strong>, <strong id="EN-US_TOPIC_0122234355__b1342263962318">ifcfg-eth1</strong>, <strong id="EN-US_TOPIC_0122234355__b10846242152311">ifcfg-bond0</strong>, <strong id="EN-US_TOPIC_0122234355__b165982464232">ifcfg-bond0.3029</strong>, <strong id="EN-US_TOPIC_0122234355__b716445072314">ifcfg-bond0.3187</strong>, and <strong id="EN-US_TOPIC_0122234355__b843975152418">ifcfg-bond0.3189</strong> in the <strong id="EN-US_TOPIC_0122234355__b1171113531444">/etc/sysconfig/network-scripts</strong> directory. You need to use IP mapping to match the network.</p>
<p id="EN-US_TOPIC_0122234355__p1847203019535">Run the <strong id="EN-US_TOPIC_0122234355__b581821314261">ifconfig</strong> command. The private IP address and MAC address of VPC NIC 1 are 192.168.0.48 and fa:16:3e:04:5c:8c. The private IP address and MAC address of VPC NIC 2 are 192.168.0.14 and fa:16:3e:04:5c:6a. eth0 and eth1 automatically form bond0, and they have the same MAC address. In addition, it can be determined that <strong id="EN-US_TOPIC_0122234355__b9564183352814">ifcfg-eth0</strong>, <strong id="EN-US_TOPIC_0122234355__b135393772813">ifcfg-eth1</strong>, <strong id="EN-US_TOPIC_0122234355__b16178184115282">ifcfg-bond0</strong>, <strong id="EN-US_TOPIC_0122234355__b6457154519285">ifcfg-bond0.3029</strong>, <strong id="EN-US_TOPIC_0122234355__b16635492820">ifcfg-bond0.3187</strong>, and <strong id="EN-US_TOPIC_0122234355__b228320582280">ifcfg-bond0.3189</strong> are VPC NIC configuration files.</p>
<p id="EN-US_TOPIC_0122234355__p83363331737"><span><img id="EN-US_TOPIC_0122234355__image12149195784617" src="en-us_image_0000001633847629.png" title="Click to enlarge" class="imgResize"></span></p>
<p id="EN-US_TOPIC_0122234355__p87902733916">The following figures show the NIC and bond configuration information.</p>
<p id="EN-US_TOPIC_0122234355__p417885171010"><span><img id="EN-US_TOPIC_0122234355__image191781515106" src="en-us_image_0171648807.png"></span></p>
<p id="EN-US_TOPIC_0122234355__p417885171010"><span><img id="EN-US_TOPIC_0122234355__image124118348158" src="en-us_image_0000001633910537.png" title="Click to enlarge" class="imgResize"></span></p>
<p id="EN-US_TOPIC_0122234355__p4614104910319"><span><img id="EN-US_TOPIC_0122234355__image2053465153111" src="en-us_image_0000001633561065.png" title="Click to enlarge" class="imgResize"></span></p>
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<a name="EN-US_TOPIC_0170005210"></a><a name="EN-US_TOPIC_0170005210"></a>
<h1 class="topictitle1">What Do I Do If the Network Performance Is Poor When 128 Ethernet Network Devices Are Bound to a BMS?</h1>
<div id="body1557909315516"><div class="section" id="EN-US_TOPIC_0170005210__section692092712484"><h4 class="sectiontitle">Symptom</h4><p id="EN-US_TOPIC_0170005210__p414084914712">The network performance is poor when multiple Ethernet network devices (for example, 128 single-queue NICs) are bound to an EulerOS 2.3/Euler OS 2.5 BMS. This is because the interrupts of all the 128 NIC queues are processed by the same CPU, causing a critical bottleneck of the CPU and affecting the network performance. The root cause is that <strong id="EN-US_TOPIC_0170005210__b13288101515215">--hintpolicy=subset</strong> is set for irqbalance of the Euler OS 2.3/Euler OS 2.5 BMS. To solve the problem, change it to <strong id="EN-US_TOPIC_0170005210__b65191421162215">--hintpolicy=ignore</strong> as instructed in <a href="#EN-US_TOPIC_0170005210__section590314415578">Procedure</a>.</p>
<div class="note" id="EN-US_TOPIC_0170005210__note136143114507"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0170005210__p414054994715">hintpolicy is a policy used by irqbalance to balance interrupts across CPUs based on <strong id="EN-US_TOPIC_0170005210__b857810305263">affinity_hint</strong> of each interrupt. <strong id="EN-US_TOPIC_0170005210__b7840115672610">affinity_hint</strong> indicates the CPU affinity of an interrupt. The value of <strong id="EN-US_TOPIC_0170005210__b1628420742911">hintpolicy</strong> can be:</p>
<ul id="EN-US_TOPIC_0170005210__ul91201142155012"><li id="EN-US_TOPIC_0170005210__li112020428504"><strong id="EN-US_TOPIC_0170005210__b518741616293">exact</strong>: irqbalance never violates <strong id="EN-US_TOPIC_0170005210__b1010073819344">affinity_hint</strong>.</li><li id="EN-US_TOPIC_0170005210__li1212014425502"><strong id="EN-US_TOPIC_0170005210__b19984135573416">subset</strong>: irqbalance distributes interrupts to a subset of <strong id="EN-US_TOPIC_0170005210__b85017251381">affinity_hint</strong>.</li><li id="EN-US_TOPIC_0170005210__li512094219503"><strong id="EN-US_TOPIC_0170005210__b1856344223811">ignore</strong>: irqbalance completely ignores <strong id="EN-US_TOPIC_0170005210__b1041110416391">affinity_hint</strong>.</li></ul>
</div></div>
</div>
<div class="section" id="EN-US_TOPIC_0170005210__section590314415578"><a name="EN-US_TOPIC_0170005210__section590314415578"></a><a name="section590314415578"></a><h4 class="sectiontitle">Procedure</h4><p id="EN-US_TOPIC_0170005210__p146444805120">The following operations use EulerOS 2.3 as an example:</p>
<ol id="EN-US_TOPIC_0170005210__ol1961919418514"><li id="EN-US_TOPIC_0170005210__li12619124185111">Log in to the BMS as user <strong id="EN-US_TOPIC_0170005210__b842352706234220">root</strong>.</li><li id="EN-US_TOPIC_0170005210__li74217611525">Run the following command to open the <strong id="EN-US_TOPIC_0170005210__b219255711714">/etc/sysconfig/irqbalance</strong> file:<p id="EN-US_TOPIC_0170005210__p18956112485215"><strong id="EN-US_TOPIC_0170005210__b875022355212">vi /etc/sysconfig/irqbalance</strong></p>
</li><li id="EN-US_TOPIC_0170005210__li12292181555211">The original setting is <strong id="EN-US_TOPIC_0170005210__b6913253191712">--hintpolicy=subset</strong>.<p id="EN-US_TOPIC_0170005210__p880061511311"><span><img id="EN-US_TOPIC_0170005210__image1780016151932" src="en-us_image_0236880110.png" title="Click to enlarge" class="imgResize"></span></p>
<p id="EN-US_TOPIC_0170005210__p1974118449200">Change the setting to <strong id="EN-US_TOPIC_0170005210__b15156197171817">--hintpolicy-ignore</strong>.</p>
<p id="EN-US_TOPIC_0170005210__p6384601215"><span><img id="EN-US_TOPIC_0170005210__image14384607214" src="en-us_image_0236885177.png" title="Click to enlarge" class="imgResize"></span></p>
</li></ol>
</div>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="en-us_topic_0053536922.html">Network and Security FAQ</a></div>
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<h1 class="topictitle1">Does the Public Image Used to Create a BMS Have a Swap Partition?</h1>
<div id="body1576588469190"><p id="EN-US_TOPIC_0213378833__p55611837151520">Yes.</p>
<p id="EN-US_TOPIC_0213378833__p8060118">To increase the swap partition size, see <a href="en-us_topic_0151841137.html">How Do I Increase the Swap Partition Size?</a></p>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="en-us_topic_0053536893.html">OS FAQ</a></div>
</div>
</div>