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Yang, Tong
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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>
87 lines
9.3 KiB
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87 lines
9.3 KiB
HTML
<a name="ALM-12063"></a><a name="ALM-12063"></a>
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<h1 class="topictitle1">ALM-12063 Unavailable Disk</h1>
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<div id="body1546933104148"><div class="section" id="ALM-12063__section2747821101717"><h4 class="sectiontitle">Description</h4><p id="ALM-12063__p640318111024">The system checks whether the data disk of the current host is available at the top of each hour. The system creates files, writes files, and deletes files in the mount directory of the disk. If the operations fail, the alarm is generated. If the operations succeed, the disk is available, and the alarm is cleared.</p>
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</div>
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<div class="section" id="ALM-12063__section127478213171"><h4 class="sectiontitle">Attribute</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-12063__table7749721191719" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-12063__row6867152161714"><th align="left" class="cellrowborder" valign="top" width="34.34343434343434%" id="mcps1.3.2.2.1.4.1.1"><p id="ALM-12063__p03908133538">Alarm ID</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="34.34343434343434%" id="mcps1.3.2.2.1.4.1.2"><p id="ALM-12063__p239001375320">Alarm Severity</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="31.313131313131308%" id="mcps1.3.2.2.1.4.1.3"><p id="ALM-12063__p1939041395319">Auto Clear</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="ALM-12063__row586722117171"><td class="cellrowborder" valign="top" width="34.34343434343434%" headers="mcps1.3.2.2.1.4.1.1 "><p id="ALM-12063__p33906131535">12063</p>
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</td>
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<td class="cellrowborder" valign="top" width="34.34343434343434%" headers="mcps1.3.2.2.1.4.1.2 "><p id="ALM-12063__p73902013155315">Major</p>
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<td class="cellrowborder" valign="top" width="31.313131313131308%" headers="mcps1.3.2.2.1.4.1.3 "><p id="ALM-12063__p1539021315312">Yes</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="ALM-12063__section14755172115173"><h4 class="sectiontitle">Parameters</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-12063__table17756521131714" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-12063__row18671421131712"><th align="left" class="cellrowborder" valign="top" width="50%" id="mcps1.3.3.2.1.3.1.1"><p id="ALM-12063__p786772121719">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="50%" id="mcps1.3.3.2.1.3.1.2"><p id="ALM-12063__p286742191711">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="ALM-12063__row14976557204013"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-12063__p192431315431">Source</p>
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</td>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-12063__p692551319435">Specifies the cluster or system for which the alarm is generated.</p>
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</td>
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</tr>
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<tr id="ALM-12063__row786710211177"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-12063__p58673218178">ServiceName</p>
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</td>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-12063__p4868821191713">Specifies the name of the service for which the alarm is generated.</p>
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</td>
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</tr>
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<tr id="ALM-12063__row286819215174"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-12063__p186818216176">RoleName</p>
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</td>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-12063__p7868721131716">Specifies the role for which the alarm is generated.</p>
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</td>
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</tr>
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<tr id="ALM-12063__row14868221161713"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-12063__p1986842116171">HostName</p>
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</td>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-12063__p10868132118175">Specifies the host for which the alarm is generated.</p>
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</td>
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</tr>
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<tr id="ALM-12063__row1790721212314"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-12063__p129071912831">DiskName</p>
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</td>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-12063__p690719129311">Specifies the disk for which the alarm is generated.</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="ALM-12063__section1776462111715"><h4 class="sectiontitle">Impact on the System</h4><p id="ALM-12063__p17812163912213">Data read or write on the data disk fails, and services are abnormal.</p>
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</div>
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<div class="section" id="ALM-12063__section6765152119174"><h4 class="sectiontitle">Possible Causes</h4><ul id="ALM-12063__ul161755171417"><li id="ALM-12063__li10175717546">The permission of the disk mount directory is abnormal.</li><li id="ALM-12063__li101751172415">There are disk bad sectors.</li></ul>
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</div>
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<div class="section" id="ALM-12063__section87667210173"><h4 class="sectiontitle">Procedure</h4><p id="ALM-12063__p982615013436"><strong id="ALM-12063__b148266084312">Check whether the permission of the disk mount directory is normal.</strong></p>
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<ol id="ALM-12063__ol153513712451"><li id="ALM-12063__li053519784510"><span>In the alarm list on FusionInsight Manager, locate the row that contains the alarm, and view the IP address of the host and <strong id="ALM-12063__b9535779453">DiskName</strong> for the disk for which the alarm is generated.</span></li><li id="ALM-12063__li8535167194513"><span>Log in to the host where the alarm is generated as user <strong id="ALM-12063__b1053519711454">root</strong>. <span id="ALM-12063__text985593916354"></span></span></li><li id="ALM-12063__li135352074456"><span>Run the <strong id="ALM-12063__b165354764512">df -h |grep DiskName</strong> command to obtain the mount point and check whether the permission of the mount directory is unwritable or unreadable.</span><p><ul id="ALM-12063__ul25357764510"><li id="ALM-12063__li753517711453">If it is, go to <a href="#ALM-12063__li1053537184512">4</a>.</li><li id="ALM-12063__li2535107184515">If it is not, go to <a href="#ALM-12063__li8140111212587">8</a>.<div class="note" id="ALM-12063__note483271124518"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="ALM-12063__p681582324511">If the permission of the mount directory is 000 or the owner is <strong id="ALM-12063__b5815192354515">root</strong>, the mount directory is unreadable and unwritable.</p>
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</div></div>
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</li></ul>
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</p></li></ol><ol start="4" id="ALM-12063__ol1053510744517"><li id="ALM-12063__li1053537184512"><a name="ALM-12063__li1053537184512"></a><a name="li1053537184512"></a><span>Modify the directory permission.</span></li><li id="ALM-12063__li13535977455"><span>One hour later, check whether this alarm is cleared.</span><p><ul id="ALM-12063__ul1453518794514"><li id="ALM-12063__li453514774516">If it is, no further action is required.</li><li id="ALM-12063__li135357784518">If it is not, go to <a href="#ALM-12063__li4535871458">6</a>.</li></ul>
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</p></li><li id="ALM-12063__li4535871458"><a name="ALM-12063__li4535871458"></a><a name="li4535871458"></a><span>Contact hardware engineers to rectify the disk.</span></li><li id="ALM-12063__li1353518719457"><span>One hour later, check whether this alarm is cleared.</span><p><ul id="ALM-12063__ul6535167124514"><li id="ALM-12063__li05355711456">If it is, no further action is required.</li><li id="ALM-12063__li65354717453">If it is not, go to <a href="#ALM-12063__li8140111212587">8</a>.</li></ul>
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</p></li></ol>
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<p id="ALM-12063__p18256224611"><strong id="ALM-12063__b42515254610">Collect fault information.</strong></p>
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<ol start="8" id="ALM-12063__ol1996717458377"><li id="ALM-12063__li8140111212587"><a name="ALM-12063__li8140111212587"></a><a name="li8140111212587"></a><span>On FusionInsight Manager, choose <strong id="ALM-12063__b12140112175816">O&M</strong> > <strong id="ALM-12063__b114011127584">Log</strong> > <strong id="ALM-12063__b141404121585">Download</strong>.</span></li><li id="ALM-12063__li9140101216585"><span>Select <strong id="ALM-12063__b069717155404">NodeAgent</strong> from the <strong id="ALM-12063__b214071255817">Service</strong> and click <strong id="ALM-12063__b3991118545">OK</strong>.</span></li><li id="ALM-12063__li296716454377"><span>Click <span><img id="ALM-12063__image109671245153716" src="en-us_image_0269383908.png"></span> in the upper right corner, and set <strong id="ALM-12063__b99671445103719">Start Date</strong> and <strong id="ALM-12063__b3967114563711">End Date</strong> for log collection to 10 minutes ahead of and after the alarm generation time, respectively. Then, click <strong id="ALM-12063__b2967194513374">Download</strong>.</span></li><li id="ALM-12063__li495644512588"><span>Contact the <span id="ALM-12063__text4614151421417">O&M personnel</span> and send the collected log information.</span></li></ol>
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</div>
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<div class="section" id="ALM-12063__section1529716184534"><h4 class="sectiontitle">Alarm Clearing</h4><p id="ALM-12063__p4677152685316">After the fault is rectified, the system automatically clears this alarm.</p>
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</div>
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<div class="section" id="ALM-12063__section117861721171717"><h4 class="sectiontitle">Related Information</h4><p id="ALM-12063__p3869621161713">None</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="mrs_01_1298.html">Alarm Reference (Applicable to MRS 3.x)</a></div>
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</div>
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</div>
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