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Yang, Tong 3b1f73dece MRS UMN 2.0.38.SP20 version 
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-authored-by: Yang, Tong <yangtong2@huawei.com>
Co-committed-by: Yang, Tong <yangtong2@huawei.com>
2022-12-13 12:03:34 +00:00

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<a name="ALM-14024"></a><a name="ALM-14024"></a>
<h1 class="topictitle1">ALM-14024 Tenant Space Usage Exceeds the Threshold</h1>
<div id="body1536738434433"><div class="section" id="ALM-14024__section57262109102848"><h4 class="sectiontitle">Description</h4><p id="ALM-14024__p187621043151417">The system checks the space usage (used space of each directory/space allocated to each directory) of each directory associated with a tenant every hour and compares the space usage of each directory with the threshold set for the directory. This alarm is generated when the space usage exceeds the threshold.</p>
<p id="ALM-14024__p177629432146">This alarm is cleared when the space usage is less than or equal to the threshold.</p>
</div>
<div class="section" id="ALM-14024__section40705658102848"><h4 class="sectiontitle">Attribute</h4>
<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-14024__table8823964102848" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-14024__row50528799102848"><th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.1"><p id="ALM-14024__p66300932102848">Alarm ID</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.2"><p id="ALM-14024__p1666397102848">Alarm Severity</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.3"><p id="ALM-14024__p760467102848">Automatically Cleared</p>
</th>
</tr>
</thead>
<tbody><tr id="ALM-14024__row61597837102848"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.1 "><p id="ALM-14024__p23368883102848">14024</p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.2 "><p id="ALM-14024__p13831407102848">Minor</p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.3 "><p id="ALM-14024__p46602150102848">Yes</p>
</td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="section" id="ALM-14024__section16677826102848"><h4 class="sectiontitle">Parameters</h4>
<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-14024__table8726699102848" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-14024__row41024789102848"><th align="left" class="cellrowborder" valign="top" width="44.440000000000005%" id="mcps1.3.3.2.1.3.1.1"><p id="ALM-14024__p34673604102848">Name</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="55.559999999999995%" id="mcps1.3.3.2.1.3.1.2"><p id="ALM-14024__p57098564102848">Meaning</p>
</th>
</tr>
</thead>
<tbody><tr id="ALM-14024__row424917433319"><td class="cellrowborder" valign="top" width="44.440000000000005%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-14024__p192431315431">Source</p>
</td>
<td class="cellrowborder" valign="top" width="55.559999999999995%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-14024__p692551319435">Specifies the cluster for which the alarm is generated.</p>
</td>
</tr>
<tr id="ALM-14024__row61580989102848"><td class="cellrowborder" valign="top" width="44.440000000000005%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-14024__p918092091615">ServiceName</p>
</td>
<td class="cellrowborder" valign="top" width="55.559999999999995%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-14024__p191804202164">Specifies the service for which the alarm is generated.</p>
</td>
</tr>
<tr id="ALM-14024__row2030194102848"><td class="cellrowborder" valign="top" width="44.440000000000005%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-14024__p51809205162">RoleName</p>
</td>
<td class="cellrowborder" valign="top" width="55.559999999999995%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-14024__p1518072015163">Specifies the role for which the alarm is generated.</p>
</td>
</tr>
<tr id="ALM-14024__row24542494102848"><td class="cellrowborder" valign="top" width="44.440000000000005%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-14024__p818111202164">HostName</p>
</td>
<td class="cellrowborder" valign="top" width="55.559999999999995%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-14024__p8181220151611">Specifies the host for which the alarm is generated.</p>
</td>
</tr>
<tr id="ALM-14024__row899812529152"><td class="cellrowborder" valign="top" width="44.440000000000005%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-14024__p273721019162">TenantName</p>
</td>
<td class="cellrowborder" valign="top" width="55.559999999999995%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-14024__p9737161016164">Specifies the tenant for which the alarm is generated.</p>
</td>
</tr>
<tr id="ALM-14024__row135937568151"><td class="cellrowborder" valign="top" width="44.440000000000005%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-14024__p1673719108162">DirectoryName</p>
</td>
<td class="cellrowborder" valign="top" width="55.559999999999995%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-14024__p18737171016169">Specifies the directory for which the alarm is generated.</p>
</td>
</tr>
<tr id="ALM-14024__row89712059111519"><td class="cellrowborder" valign="top" width="44.440000000000005%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-14024__p9737201018169">Trigger condition</p>
</td>
<td class="cellrowborder" valign="top" width="55.559999999999995%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-14024__p1973718104160">Specifies the threshold for triggering the alarm.</p>
</td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="section" id="ALM-14024__section11741490102848"><h4 class="sectiontitle">Impact on the System</h4><p id="ALM-14024__p11536623102848">This alarm is generated if the space usage of the tenant directory exceeds the custom threshold. File writing to the directory is not affected. If the used space exceeds the maximum storage space allocated to the directory, the HDFS fails to write data to the directory.</p>
</div>
<div class="section" id="ALM-14024__section36720745102848"><h4 class="sectiontitle">Possible Causes</h4><ul id="ALM-14024__ul844575419163"><li id="ALM-14024__li1844525413165">The alarm threshold is improperly configured.</li><li id="ALM-14024__li1844515416161">The space allocated to the tenant is improper.</li></ul>
</div>
<div class="section" id="ALM-14024__section544917132141"><h4 class="sectiontitle">Procedure</h4><p id="ALM-14024__p11564111188"><strong id="ALM-14024__b256141111820">Check whether the alarm threshold is appropriate.</strong></p>
<ol id="ALM-14024__ol18577194311195"><li id="ALM-14024__li557574361913"><span>View the alarm location information to obtain the tenant name and tenant directory for which the alarm is generated.</span></li><li id="ALM-14024__li657744321913"><span>On the FusionInsight Manager portal, choose the <strong id="ALM-14024__b1757734314197">Tenant Resources</strong> page, select the tenant for which the alarm is generated, and click <strong id="ALM-14024__b957764341916">Resources</strong>. Check whether the storage space threshold configured for the tenant directory for which the alarm is generated is proper. (The default value 90% is a proper value. You can set it based on the site requirements.)</span><p><ul id="ALM-14024__ul457784316193"><li id="ALM-14024__li1577184318192">If yes, go to <a href="#ALM-14024__li125757435197">5</a>.</li><li id="ALM-14024__li857784311911">If no, go to <a href="#ALM-14024__li195771843121910">3</a>.</li></ul>
</p></li><li id="ALM-14024__li195771843121910"><a name="ALM-14024__li195771843121910"></a><a name="li195771843121910"></a><span>On the <strong id="ALM-14024__b157734391914">Resources</strong> page, click <strong id="ALM-14024__b1257734361911">Modify</strong> to modify or delete the storage space threshold.</span></li><li id="ALM-14024__li1057715437199"><span>About one minute later, check whether the alarm is cleared.</span><p><ul id="ALM-14024__ul1957724312195"><li id="ALM-14024__li195774438198">If yes, no further action is required.</li><li id="ALM-14024__li657794391916">If no, go to <a href="#ALM-14024__li125757435197">5</a>.</li></ul>
</p></li></ol>
<p id="ALM-14024__p12580151817"><strong id="ALM-14024__b558111131819">Check whether the space allocated to the tenant is appropriate.</strong></p>
<ol start="5" id="ALM-14024__ol35750431194"><li id="ALM-14024__li125757435197"><a name="ALM-14024__li125757435197"></a><a name="li125757435197"></a><span>On the FusionInsight Manager portal, choose the <strong id="ALM-14024__b1457534371917">Tenant</strong> <strong id="ALM-14024__b399093915475">Resources</strong> page, select the tenant for which the alarm is generated, and click <strong id="ALM-14024__b7575194391918">Resources</strong>. Check whether the storage space quota of the tenant directory for which the alarm is generated is proper based on the actual service status of the tenant directory.</span><p><ul id="ALM-14024__ul2501754205"><li id="ALM-14024__li15501153205">If yes, go to <a href="#ALM-14024__li10103154142014">8</a>.</li><li id="ALM-14024__li6511752209">If no, go to <a href="#ALM-14024__li2022812133204">6</a>.</li></ul>
</p></li><li id="ALM-14024__li2022812133204"><a name="ALM-14024__li2022812133204"></a><a name="li2022812133204"></a><span>On the <strong id="ALM-14024__b1722871352017">Resources</strong> page, click <strong id="ALM-14024__b19228161318207">Modify</strong> to modify the storage space quota.</span></li><li id="ALM-14024__li19633172911205"><span>About one minute later, check whether the alarm is cleared.</span><p><ul id="ALM-14024__ul11216356201"><li id="ALM-14024__li1949353203">If yes, no further action is required.</li><li id="ALM-14024__li186203552014">If no, go to <a href="#ALM-14024__li10103154142014">8</a>.</li></ul>
</p></li></ol>
<p id="ALM-14024__p1258519182"><strong id="ALM-14024__b11582116186">Collect fault information.</strong></p>
<ol start="8" id="ALM-14024__ol14103115422016"><li id="ALM-14024__li10103154142014"><a name="ALM-14024__li10103154142014"></a><a name="li10103154142014"></a><span>On the FusionInsight Manager portal, choose <strong id="ALM-14024__b110335412204">O&amp;M</strong> &gt; <strong id="ALM-14024__b13103195410206">Log</strong> &gt; <strong id="ALM-14024__b61031354122013">Download</strong>.</span></li><li id="ALM-14024__li910325492017"><span>Select <strong id="ALM-14024__b910311541205">HDFS</strong> in the required cluster and <strong id="ALM-14024__b1110320548207">NodeAgent</strong> under <strong id="ALM-14024__b1110395452011">Manager </strong>from the<strong id="ALM-14024__b9814826185616"> Service</strong>.</span></li><li id="ALM-14024__li1145664103113"><span>Click <span><img id="ALM-14024__image1945644173117" src="en-us_image_0269417369.png"></span> in the upper right corner, and set <strong id="ALM-14024__b6456941173117">Start Date</strong> and <strong id="ALM-14024__b11456154113318">End Date</strong> for log collection to 20 minutes ahead of and after the alarm generation time, respectively. Then, click <strong id="ALM-14024__b13456164113319">Download</strong>.</span></li><li id="ALM-14024__li126824112114"><span>Contact the <span id="ALM-14024__text4614151421417">O&amp;M personnel</span> and send the collected logs.</span></li></ol>
</div>
<div class="section" id="ALM-14024__section1529716184534"><h4 class="sectiontitle">Alarm Clearing</h4><p id="ALM-14024__p4677152685316">After the fault is rectified, the system automatically clears this alarm.</p>
</div>
<div class="section" id="ALM-14024__section11959430102848"><h4 class="sectiontitle">Related Information</h4><p id="ALM-14024__p29189808102848">None</p>
</div>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="mrs_01_1298.html">Alarm Reference (Applicable to MRS 3.x)</a></div>
</div>
</div>
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