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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>
78 lines
7.7 KiB
HTML
78 lines
7.7 KiB
HTML
<a name="ALM-16047"></a><a name="ALM-16047"></a>
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<h1 class="topictitle1">ALM-16047 HiveServer Has Been Deregistered from ZooKeeper</h1>
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<div id="body1592534042180"><div class="section" id="ALM-16047__section144418461996"><h4 class="sectiontitle">Description</h4><p id="ALM-16047__p985710107446">The system checks the Hive service every 60 seconds. This alarm is generated when Hive registration information on ZooKeeper is lost or Hive cannot connect to ZooKeeper.</p>
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</div>
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<div class="section" id="ALM-16047__section02124481013"><h4 class="sectiontitle">Attribute</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-16047__table53284255" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-16047__row47341147"><th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.1"><p id="ALM-16047__p9427704">Alarm ID</p>
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<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.2"><p id="ALM-16047__p25446578">Alarm Severity</p>
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<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.3"><p id="ALM-16047__p47906928">Auto Clear</p>
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</thead>
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<tbody><tr id="ALM-16047__row55255963"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.1 "><p id="ALM-16047__p46547994">16047</p>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.2 "><p id="ALM-16047__p12291158">Major</p>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.3 "><p id="ALM-16047__p56059702">Yes</p>
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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-16047__section11951012194719"><h4 class="sectiontitle">Parameters</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-16047__table7221941" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-16047__row38703738"><th align="left" class="cellrowborder" valign="top" width="50%" id="mcps1.3.3.2.1.3.1.1"><p id="ALM-16047__p47995043">Name</p>
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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-16047__p62393236">Meaning</p>
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<tbody><tr id="ALM-16047__row206858329322"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-16047__p156438591896">Source</p>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-16047__p187931338134115">Specifies the cluster for which the alarm is generated.</p>
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<tr id="ALM-16047__row20687350"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-16047__p1376621317100">ServiceName</p>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-16047__p35582507">Specifies the service for which the alarm is generated.</p>
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<tr id="ALM-16047__row51807112"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-16047__p15766121315107">RoleName</p>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-16047__p70810">Specifies the role for which the alarm is generated.</p>
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<tr id="ALM-16047__row637295"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-16047__p2076651312109">HostName</p>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-16047__p20545297">Specifies the host for which the alarm is generated.</p>
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</td>
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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-16047__section1123167144819"><h4 class="sectiontitle">Impact on the System</h4><p id="ALM-16047__p196051094817">If the Hive configuration cannot be read from ZooKeeper, HiveServer will be unavailable.</p>
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</div>
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<div class="section" id="ALM-16047__section194330194913"><h4 class="sectiontitle">Possible Causes</h4><ul id="ALM-16047__ul437846104918"><li id="ALM-16047__li1858585819493">The network is disconnected.</li><li id="ALM-16047__li1368276">The ZooKeeper instance is abnormal.</li></ul>
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</div>
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<div class="section" id="ALM-16047__section122691220163316"><h4 class="sectiontitle">Procedure</h4><p id="ALM-16047__p46971554718"><strong id="ALM-16047__b69716224444949">Restart related instances.</strong></p>
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<ol id="ALM-16047__ol179131745357"><li id="ALM-16047__li891214455512"><span>Log in to FusionInsight Manager. Choose <strong id="ALM-16047__b144921500744949">O&M</strong> > <strong id="ALM-16047__b118982973544949">Alarm</strong> > <strong id="ALM-16047__b113980351744949">Alarms</strong>, click the drop-down list in the row that contains the alarm, and view role and the IP address of the node for which the alarm is generated in <strong id="ALM-16047__b103468265144949">Location</strong>.</span></li><li id="ALM-16047__li169127451757"><span>Choose <strong id="ALM-16047__b188832139544949">Cluster</strong> > <em id="ALM-16047__i62679542944949">Name of the desired cluster</em> > <strong id="ALM-16047__b63960355444949">Services</strong> > <strong id="ALM-16047__b57379018344949">Hive</strong> > <strong id="ALM-16047__b97090411744949">Instance</strong>, select the instance at the IP address for which the alarm is generated, and choose <strong id="ALM-16047__b211154524844949">More</strong> > <strong id="ALM-16047__b65467801044949">Restart Instance</strong>.</span></li><li id="ALM-16047__li1991394515511"><span>Wait for 5 minutes and check whether the alarm is cleared.</span><p><ul class="subitemlist" id="ALM-16047__ul09131345352"><li id="ALM-16047__li1691284513514">If yes, no further action is required.</li><li id="ALM-16047__li3912345558">If no, go to <a href="#ALM-16047__li57092876161840">4</a>.</li></ul>
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</p></li></ol>
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<p id="ALM-16047__p1118362121618"><strong id="ALM-16047__b12183102201619">Collect the fault information.</strong></p>
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<ol start="4" id="ALM-16047__ol14912164518518"><li id="ALM-16047__li57092876161840"><a name="ALM-16047__li57092876161840"></a><a name="li57092876161840"></a><span>On FusionInsight Manager, choose <strong id="ALM-16047__b10354121292">O&M</strong>. In the navigation pane on the left, choose <strong id="ALM-16047__b23610124291">Log</strong> > <strong id="ALM-16047__b536512102917">Download</strong>.</span></li><li id="ALM-16047__li89181346868"><span>Expand the <strong id="ALM-16047__b4922714122918">Service</strong> drop-down list, and select <strong id="ALM-16047__b129223147298">Hive</strong> for the target cluster.</span></li><li id="ALM-16047__li63497208161840"><span>Click <span><img id="ALM-16047__image337053316610" src="en-us_image_0263895811.png"></span> in the upper right corner, and set <strong id="ALM-16047__b18584122172916">Start Date</strong> and <strong id="ALM-16047__b758522210291">End Date</strong> for log collection to 10 minutes ahead of and after the alarm generation time, respectively. Then, click <strong id="ALM-16047__b105851622142915">Download</strong>.</span></li><li id="ALM-16047__li43000242161840"><span>Contact <span id="ALM-16047__text126301214142412">O&M personnel</span> and provide the collected logs.</span></li></ol>
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</div>
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<div class="section" id="ALM-16047__section141961271574"><h4 class="sectiontitle">Alarm Clearing</h4><p id="ALM-16047__p1219642717711">This alarm is automatically cleared after the fault is rectified.</p>
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</div>
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<div class="section" id="ALM-16047__section56407894"><h4 class="sectiontitle">Related Information</h4><p id="ALM-16047__p40534999">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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