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Reviewed-by: Eotvos, Oliver <oliver.eotvos@t-systems.com> Co-authored-by: qiujiandong1 <qiujiandong1@huawei.com> Co-committed-by: qiujiandong1 <qiujiandong1@huawei.com>
22 lines
3.6 KiB
HTML
22 lines
3.6 KiB
HTML
<a name="cce_10_0127"></a><a name="cce_10_0127"></a>
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<h1 class="topictitle1">FlexVolume (Discarded)</h1>
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<div id="body1541037494110"><div class="section" id="cce_10_0127__section25311744154917"><h4 class="sectiontitle">Introduction</h4><p id="cce_10_0127__p1574910495496">CCE Container Storage (FlexVolume), also called storage-driver, functions as a standard Kubernetes FlexVolume plugin to allow containers to use EVS, SFS, OBS, and SFS Turbo storage resources. By installing and upgrading storage-driver, you can quickly install and update cloud storage capabilities.</p>
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<p id="cce_10_0127__p5414123111414"><strong id="cce_10_0127__b2471165511315">FlexVolume is a system resource add-on. It is installed by default when a cluster of Kubernetes v1.13 or earlier is created.</strong></p>
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</div>
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<div class="section" id="cce_10_0127__section3993231122718"><h4 class="sectiontitle">Notes and Constraints</h4><ul id="cce_10_0127__ul113072911510"><li id="cce_10_0127__li10330171552010">For clusters created in CCE, Kubernetes v1.15.11 is a transitional version in which the FlexVolume add-on is compatible with the CSI add-on (<a href="cce_10_0066.html">Everest</a>). Clusters of v1.17 and later versions do not support FlexVolume anymore. Use the Everest add-on.</li><li id="cce_10_0127__li25582642815">The FlexVolume add-on will be maintained by Kubernetes developers, but new functionality will only be added to <a href="cce_10_0066.html">Everest</a>. Do not create CCE storage that uses the FlexVolume add-on (storage-driver) anymore. Otherwise, storage may malfunction.</li><li id="cce_10_0127__li51302291158">This add-on can be installed only in <strong id="cce_10_0127__b363773505113">clusters of v1.13 or earlier</strong>. By default, the <a href="cce_10_0066.html">Everest</a> add-on is installed when clusters of v1.15 or later are created.<div class="note" id="cce_10_0127__note1531776113"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="cce_10_0127__p8532474112"><strong id="cce_10_0127__b411425325110">In a cluster of v1.13 or earlier</strong>, when an upgrade or bug fix is available for storage functionalities, you only need to install or upgrade the storage-driver add-on. Upgrading the cluster or creating a cluster is not required.</p>
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</div></div>
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</li></ul>
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</div>
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<div class="section" id="cce_10_0127__section776571919194"><h4 class="sectiontitle">Installing the Add-on</h4><p id="cce_10_0127__p11975102684817">This add-on has been installed by default. If it is uninstalled due to some reasons, you can reinstall it by performing the following steps:</p>
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<p id="cce_10_0127__p21112429503">If storage-driver is not installed in a cluster, perform the following operations to install it:</p>
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<ol id="cce_10_0127__ol9183433182510"><li id="cce_10_0127__li13183153352515"><span>Log in to the CCE console and click the cluster name to access the cluster console. In the navigation pane, choose <strong id="cce_10_0127__b9141193415148"><span id="cce_10_0127__text1114113345145">Add-ons</span></strong>, locate <strong id="cce_10_0127__b191416342144">CCE Container Storage (FlexVolume)</strong> on the right, and click <strong id="cce_10_0127__b141411534191416">Install</strong>.</span></li><li id="cce_10_0127__li9455819152615"><span>Click <strong id="cce_10_0127__b227242216554">Install</strong> to install the add-on. Note that the storage-driver has no configurable parameters and can be directly installed.</span></li></ol>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="cce_10_0911.html">Container Storage Add-ons</a></div>
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</div>
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</div>
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