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wangdengke2
8d0926f0e5
Reviewed-by: Gladkov, Maksim <mgladkov@noreply.gitea.eco.tsi-dev.otc-service.com> Co-authored-by: wangdengke2 <wangdengke2@huawei.com> Co-committed-by: wangdengke2 <wangdengke2@huawei.com>
200 lines
19 KiB
HTML
200 lines
19 KiB
HTML
<a name="nosql_05_0109"></a><a name="nosql_05_0109"></a>
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<h1 class="topictitle1">Configuring an Autoscaling Policy for Storage Space</h1>
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<div id="body0000001358516982"><div class="section" id="nosql_05_0109__section189221192101"><h4 class="sectiontitle">Function</h4><p id="nosql_05_0109__p01121420161012">This API is used to configure an autoscaling policy for storage space.</p>
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</div>
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<div class="section" id="nosql_05_0109__section19924419111012"><h4 class="sectiontitle">Constraints</h4><ul id="nosql_05_0109__ul1711292011018"><li id="nosql_05_0109__li01126207103">This API supports <span id="nosql_05_0109__text054082423820">GeminiDB Cassandra</span> instances.</li><li id="nosql_05_0109__li16674838154216">This API supports both pay-per-use and yearly/monthly instances.</li><li id="nosql_05_0109__li933411345417">If the instance status is not normal, autoscaling of storage space cannot be configured.</li></ul>
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</div>
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<div class="section" id="nosql_05_0109__section3929141931018"><h4 class="sectiontitle">URI</h4><p id="nosql_05_0109__p5112172013109">PUT https://{Endpoint}/v3/{project_id}/instances/disk-auto-expansion</p>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="nosql_05_0109__table129319198101" frame="border" border="1" rules="all"><caption><b>Table 1 </b>URI parameter</caption><thead align="left"><tr id="nosql_05_0109__row17112220121012"><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.3.3.2.5.1.1"><p id="nosql_05_0109__p141122206108">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.3.3.2.5.1.2"><p id="nosql_05_0109__p111272012106">Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.3.3.2.5.1.3"><p id="nosql_05_0109__p191127208106">Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="40%" id="mcps1.3.3.3.2.5.1.4"><p id="nosql_05_0109__p111213205103">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="nosql_05_0109__row51121920101010"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.1 "><p id="nosql_05_0109__p2112420141014">project_id</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.2 "><p id="nosql_05_0109__p31122206109">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.3 "><p id="nosql_05_0109__p6113172051018">String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.3.3.2.5.1.4 "><p id="nosql_05_0109__p311319203100">Project ID of a tenant in a region. To obtain this value, see <a href="nosql_projectid.html">Obtaining a Project ID</a>.</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section" id="nosql_05_0109__section159441919151012"><h4 class="sectiontitle">Request Parameters</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="nosql_05_0109__table199451119111018" frame="border" border="1" rules="all"><caption><b>Table 2 </b>Request header parameter</caption><thead align="left"><tr id="nosql_05_0109__nosql_06_0002_row12368317383"><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.4.2.2.5.1.1"><p id="nosql_05_0109__nosql_06_0002_p936941712818">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.4.2.2.5.1.2"><p id="nosql_05_0109__nosql_06_0002_p2369717883">Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.4.2.2.5.1.3"><p id="nosql_05_0109__nosql_06_0002_p93709171881">Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="40%" id="mcps1.3.4.2.2.5.1.4"><p id="nosql_05_0109__nosql_06_0002_p1937018171381">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="nosql_05_0109__nosql_06_0002_row1896919103549"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.2.2.5.1.1 "><p id="nosql_05_0109__nosql_06_0002_p047832135015">Content-Type</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.2.2.5.1.2 "><p id="nosql_05_0109__nosql_06_0002_p34785216504">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.2.2.5.1.3 "><p id="nosql_05_0109__nosql_06_0002_p082192665218">String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.4.2.2.5.1.4 "><p id="nosql_05_0109__nosql_06_0002_en-us_topic_0121682347_p1486815116337">MIME type of the request body. <strong id="nosql_05_0109__nosql_06_0002_b1528010571035">application/json</strong> is recommended.</p>
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</td>
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</tr>
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<tr id="nosql_05_0109__nosql_06_0002_row163681217987"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.2.2.5.1.1 "><p id="nosql_05_0109__nosql_06_0002_p1937017171284">X-Auth-Token</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.2.2.5.1.2 "><p id="nosql_05_0109__nosql_06_0002_p15371517489">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.2.2.5.1.3 "><p id="nosql_05_0109__nosql_06_0002_p1437119171810">String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.4.2.2.5.1.4 "><p id="nosql_05_0109__nosql_06_0002_p1237131714819">User token.</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="nosql_05_0109__table11957191916107" frame="border" border="1" rules="all"><caption><b>Table 3 </b>Request body parameters</caption><thead align="left"><tr id="nosql_05_0109__row9113320151012"><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.4.3.2.5.1.1"><p id="nosql_05_0109__p16113520181018">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.4.3.2.5.1.2"><p id="nosql_05_0109__p171138208105">Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.4.3.2.5.1.3"><p id="nosql_05_0109__p81141720151013">Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="40%" id="mcps1.3.4.3.2.5.1.4"><p id="nosql_05_0109__p1811422016105">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="nosql_05_0109__row4114112015108"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.3.2.5.1.1 "><p id="nosql_05_0109__p19114162061014">instance_ids</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.3.2.5.1.2 "><p id="nosql_05_0109__p9114182010102">Yes</p>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.3.2.5.1.3 "><p id="nosql_05_0109__p15114172012105">Array of strings</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.4.3.2.5.1.4 "><p id="nosql_05_0109__p61141120141016">IDs of the instances where autoscaling is enabled for storage space. Up to 50 instances are supported.</p>
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</td>
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</tr>
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<tr id="nosql_05_0109__row191141120101018"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.3.2.5.1.1 "><p id="nosql_05_0109__p191141720171020">switch_option</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.3.2.5.1.2 "><p id="nosql_05_0109__p19114192021011">No</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.3.2.5.1.3 "><p id="nosql_05_0109__p5115920131019">String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.4.3.2.5.1.4 "><p id="nosql_05_0109__p111151620131014">Whether autoscaling is enabled. The value can be:</p>
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<ul id="nosql_05_0109__ul111513202106"><li id="nosql_05_0109__li6115192091010"><strong id="nosql_05_0109__b3189531195816">on</strong>, indicating that autoscaling is enabled for storage space.</li><li id="nosql_05_0109__li1611512031017"><strong id="nosql_05_0109__b24117504584">off</strong>, indicating that autoscaling is disabled for storage space.</li></ul>
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<p id="nosql_05_0109__p1811511200100">The default value is <strong id="nosql_05_0109__b1745316295915">on</strong>.</p>
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</td>
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</tr>
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<tr id="nosql_05_0109__row611562051011"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.3.2.5.1.1 "><p id="nosql_05_0109__p711582012100">policy</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.3.2.5.1.2 "><p id="nosql_05_0109__p7985230192810">No</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.3.2.5.1.3 "><p id="nosql_05_0109__p71151420141017">Array of <a href="#nosql_05_0109__table11976121915105">diskAutoExpansionPolicy</a></p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.4.3.2.5.1.4 "><p id="nosql_05_0109__p12115320191012">Autoscaling policies for storage space.</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="tablenoborder"><a name="nosql_05_0109__table11976121915105"></a><a name="table11976121915105"></a><table cellpadding="4" cellspacing="0" summary="" id="nosql_05_0109__table11976121915105" frame="border" border="1" rules="all"><caption><b>Table 4 </b>diskAutoExpansionPolicy</caption><thead align="left"><tr id="nosql_05_0109__row811512014104"><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.4.4.2.5.1.1"><p id="nosql_05_0109__p711517203109">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.4.4.2.5.1.2"><p id="nosql_05_0109__p1811512020109">Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.4.4.2.5.1.3"><p id="nosql_05_0109__p61151020171015">Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="40%" id="mcps1.3.4.4.2.5.1.4"><p id="nosql_05_0109__p15115182015100">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="nosql_05_0109__row19115220181018"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.4.2.5.1.1 "><p id="nosql_05_0109__p81151520171020">threshold</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.4.2.5.1.2 "><p id="nosql_05_0109__p811572015107">No</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.4.2.5.1.3 "><p id="nosql_05_0109__p171157206109">Integer</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.4.4.2.5.1.4 "><p id="nosql_05_0109__p181995520587">Threshold for triggering autoscaling.</p>
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<ul id="nosql_05_0109__ul104924115911"><li id="nosql_05_0109__li10492191155920">GeminiDB Cassandra instance<ul id="nosql_05_0109__ul1493163716592"><li id="nosql_05_0109__li169315374597">The value can be <strong id="nosql_05_0109__b1673205584813">80</strong>, <strong id="nosql_05_0109__b155591457174813">85</strong>, or <strong id="nosql_05_0109__b4658759114812">90</strong>.</li><li id="nosql_05_0109__li184091844145915">The default threshold is <strong id="nosql_05_0109__b151139474916">90</strong>, indicating that autoscaling is enabled when the used storage space exceeds 90% of total storage space or the available storage space is less than 10 GB.</li></ul>
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</li><li id="nosql_05_0109__li426942565919">GeminiDB Redis instance<ul id="nosql_05_0109__ul52621213018"><li id="nosql_05_0109__li151231531200">The value can be <strong id="nosql_05_0109__b1461594964912">60</strong>, <strong id="nosql_05_0109__b1799119519495">65</strong>, <strong id="nosql_05_0109__b18313185412497">70</strong>, <strong id="nosql_05_0109__b0445125614498">75</strong>, <strong id="nosql_05_0109__b863710589491">80</strong>, <strong id="nosql_05_0109__b672113010509">85</strong>, and <strong id="nosql_05_0109__b675115225012">90</strong>.</li><li id="nosql_05_0109__li01231635018">The default threshold is <strong id="nosql_05_0109__b97664133506">80</strong>, indicating that autoscaling is enabled when the used storage space exceeds 80% of total storage space.</li></ul>
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</li></ul>
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</td>
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</tr>
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<tr id="nosql_05_0109__row511592017107"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.4.2.5.1.1 "><p id="nosql_05_0109__p1611510206102">step</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.4.2.5.1.2 "><p id="nosql_05_0109__p2116192031012">No</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.4.2.5.1.3 "><p id="nosql_05_0109__p10116132016107">Integer</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.4.4.2.5.1.4 "><p id="nosql_05_0109__p14279499110">Autoscaling step (s%).</p>
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<ul id="nosql_05_0109__ul656217517211"><li id="nosql_05_0109__li9563452026">GeminiDB Cassandra instance<ul id="nosql_05_0109__ul35631451123"><li id="nosql_05_0109__li4563115923">The value can be <strong id="nosql_05_0109__b28841321520">10</strong>, <strong id="nosql_05_0109__b10885103213525">15</strong>, or <strong id="nosql_05_0109__b0885183219523">20</strong>, and the default value is <strong id="nosql_05_0109__b11885832185218">10</strong>.</li><li id="nosql_05_0109__li5750138174">After autoscaling is enabled, storage space will increase by s% automatically.</li></ul>
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</li><li id="nosql_05_0109__li185641156212">GeminiDB Redis instance<ul id="nosql_05_0109__ul75641852219"><li id="nosql_05_0109__li6564125423">The value can be <strong id="nosql_05_0109__b25931477532">10</strong>, <strong id="nosql_05_0109__b125930735316">15</strong>, or <strong id="nosql_05_0109__b1759312715315">20</strong>, and the default value is <strong id="nosql_05_0109__b059320795310">20</strong>.</li><li id="nosql_05_0109__li7580502717">When the storage usage is greater than 98%: If the total storage is less than 600 GB, the storage usage after autoscaling (used storage space/total storage space) will be less than 85%. If the total storage is greater than or equal to 600 GB, the system automatically scales up the storage space by over 90 GB.</li></ul>
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</li></ul>
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<div class="note" id="nosql_05_0109__note35211329133010"><span class="notetitle"> NOTE: </span><div class="notebody"><ul id="nosql_05_0109__ul3521202919304"><li id="nosql_05_0109__li41522544415">GeminiDB Cassandra instance<ul id="nosql_05_0109__ul14152175420411"><li id="nosql_05_0109__li1735531751">If the autoscaling step is not a multiple of 10, round it up.</li><li id="nosql_05_0109__li5361731052">The value after the decimal point is rounded. The minimum step is 100 GB by default.</li></ul>
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</li><li id="nosql_05_0109__li161527547417">GeminiDB Redis instance<ul id="nosql_05_0109__ul815275413419"><li id="nosql_05_0109__li20996177351">The value after the decimal point is rounded. The minimum step is 1 GB by default.</li></ul>
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</li></ul>
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</div></div>
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</td>
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</tr>
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<tr id="nosql_05_0109__row411619207109"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.4.2.5.1.1 "><p id="nosql_05_0109__p211618201108">size</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.4.2.5.1.2 "><p id="nosql_05_0109__p17116182061014">No</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.4.4.2.5.1.3 "><p id="nosql_05_0109__p21161720141014">Integer</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.4.4.2.5.1.4 "><p id="nosql_05_0109__p57901373171">Storage limit in GB that autoscaling can increase storage space to.</p>
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<ul id="nosql_05_0109__ul1412516183210"><li id="nosql_05_0109__li13858102020205">GeminiDB Cassandra instance<ul id="nosql_05_0109__ul19706195515200"><li id="nosql_05_0109__li1520222618394">Storage upper limit ≥ Current storage + 100 GB</li><li id="nosql_05_0109__li106018302394">The upper limit cannot exceed the maximum storage supported by the current specifications.</li><li id="nosql_05_0109__li75180063916">The value cannot be specified during batch autoscaling. By default, the storage is scaled up to the maximum defined by your instance specifications.</li></ul>
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</li><li id="nosql_05_0109__li8832133322017">GeminiDB Redis instance<ul id="nosql_05_0109__ul932911595204"><li id="nosql_05_0109__li2053517438433">Storage upper limit ≥ Current storage + 1 GB<p id="nosql_05_0109__p584225712315"><a name="nosql_05_0109__li2053517438433"></a><a name="li2053517438433"></a>The upper limit cannot exceed the maximum storage supported by the current specifications.</p>
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</li><li id="nosql_05_0109__li7147182524313">The value cannot be specified during batch autoscaling. By default, the storage is scaled up to the maximum defined by your instance specifications.</li></ul>
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</li></ul>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section" id="nosql_05_0109__section1199311196100"><h4 class="sectiontitle">Response Parameters</h4><p id="nosql_05_0109__p1027095916335"><strong id="nosql_05_0109__b44001241201210">Status code: 204</strong></p>
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<p id="nosql_05_0109__p141162209102">No response parameters</p>
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</div>
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<div class="section" id="nosql_05_0109__section1899419190101"><h4 class="sectiontitle">Example Request</h4><ul id="nosql_05_0109__ul128810405126"><li id="nosql_05_0109__li8881404122">Enabling the autoscaling policy of storage space<ul id="nosql_05_0109__ul16116151161414"><li id="nosql_05_0109__li425852911417">URI example<pre class="screen" id="nosql_05_0109__screen1625811295140">POST https://{Endpoint}/v3/619d3e78f61b4be68bc5aa0b59edcf7b/instances/disk-auto-expansion </pre>
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</li><li id="nosql_05_0109__li525820299144">Enabling autoscaling for storage space (Set <strong id="nosql_05_0109__b2373173912610">threshold</strong> to <strong id="nosql_05_0109__b1163416451865">90</strong>, <strong id="nosql_05_0109__b848313219710">step</strong> to <strong id="nosql_05_0109__b127281823101710">10</strong>, and <strong id="nosql_05_0109__b145971957101714">size</strong> to <strong id="nosql_05_0109__b196912595172">600</strong>.)<pre class="screen" id="nosql_05_0109__screen525842911146">{
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"instance_ids" : [ "93e4b3eda14349b1b870f72829bc3b9bin06" ],
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"policy" : {
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"threshold" : 90,
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"step" : 10,
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"size" : 600
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}
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}</pre>
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</li></ul>
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</li><li id="nosql_05_0109__li5211753155917">Disabling the autoscaling policy of storage space<ul id="nosql_05_0109__ul681114112012"><li id="nosql_05_0109__li332016818014">URI example<pre class="screen" id="nosql_05_0109__screen153201681402">POST https://{Endpoint}/v3/619d3e78f61b4be68bc5aa0b59edcf7b/instances/disk-auto-expansion </pre>
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</li><li id="nosql_05_0109__li12321381309">Disabling the autoscaling policy of storage space<pre class="screen" id="nosql_05_0109__screen163217814014">{
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"instance_ids" : [ "93e4b3eda14349b1b870f72829bc3b9bin06" ],
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"switch_option":"off"
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}</pre>
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</li></ul>
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</li></ul>
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</div>
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<div class="section" id="nosql_05_0109__section10492019101"><h4 class="sectiontitle">Example Response</h4><p id="nosql_05_0109__p12116820191016"><strong id="nosql_05_0109__b1166612285012">Status code: 204</strong></p>
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<p id="nosql_05_0109__p2011612020100">No Content</p>
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<pre class="screen" id="nosql_05_0109__screen41161120111016">{ }</pre>
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</div>
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<div class="section" id="nosql_05_0109__section19107202213585"><h4 class="sectiontitle">Status Codes</h4><p id="nosql_05_0109__en-us_topic_0000001354223196_p201216122353">See <a href="nosql_status_code.html">Status Codes</a>.</p>
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</div>
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<div class="section" id="nosql_05_0109__section21121922155813"><h4 class="sectiontitle">Error Codes</h4><p id="nosql_05_0109__en-us_topic_0000001354223196_p1265915205719">See <a href="nosql_error_code.html">Error Codes</a>.</p>
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</div>
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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="topic_300000002.html">Instances</a></div>
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</div>
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</div>
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