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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>
70 lines
9.5 KiB
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70 lines
9.5 KiB
HTML
<a name="ALM-44004"></a><a name="ALM-44004"></a>
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<h1 class="topictitle1">ALM-44004 Presto Coordinator Resource Group Queuing Tasks Exceed the Threshold</h1>
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<div id="body1597222804735"><div class="section" id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_section43920869"><h4 class="sectiontitle">Description</h4><p id="ALM-44004__en-us_topic_0226447372_p15857161803617">This alarm is generated when the system detects that the number of queuing tasks in a resource group exceeds the threshold. The system queries the number of queuing tasks in a resource group through the JMX interface. You can choose <strong id="ALM-44004__b96823619144943">Components</strong> > <strong id="ALM-44004__b212488432644943">Presto</strong> > <strong id="ALM-44004__b110680459144943">Service Configuration</strong> (switch <strong id="ALM-44004__b43172155844943">Basic</strong> to <strong id="ALM-44004__b27474153044943">All</strong>) > <strong id="ALM-44004__b146458992944943">Presto</strong> > <strong id="ALM-44004__b143096650444943">resource-groups</strong> to configure a resource group. You can choose <strong id="ALM-44004__b10870850744943">Components</strong> > <strong id="ALM-44004__b71997838944943">Presto</strong> > <strong id="ALM-44004__b120894902844943">Service Configuration</strong> (switch <strong id="ALM-44004__b159466096744943">Basic</strong> to <strong id="ALM-44004__b25499827944943">All</strong>) > <strong id="ALM-44004__b179114089944943">Coordinator</strong> > <strong id="ALM-44004__b152176803844943">Customize</strong> > <strong id="ALM-44004__b163998181544943">resourceGroupAlarm</strong> to configure the threshold of each resource group.</p>
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</div>
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<div class="section" id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_section59743502"><h4 class="sectiontitle">Attribute</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_table64843092" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_row10409628"><th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.1"><p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_p37873528">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-44004__en-us_topic_0226447372_en-us_topic_0087039425_p47856888">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-44004__en-us_topic_0226447372_en-us_topic_0087039425_p51202692">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-44004__en-us_topic_0226447372_en-us_topic_0087039425_row53777413"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.1 "><p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_p61003235">44004</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-44004__en-us_topic_0226447372_en-us_topic_0087039425_p42315013">Major</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.3 "><p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_p4964052">Yes</p>
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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-44004__en-us_topic_0226447372_en-us_topic_0087039425_section820607"><h4 class="sectiontitle">Parameters</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_table66543927" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_row61284534"><th align="left" class="cellrowborder" valign="top" width="50%" id="mcps1.3.3.2.1.3.1.1"><p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_p65100236">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-44004__en-us_topic_0226447372_en-us_topic_0087039425_p38627770">Meaning</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_row41841705"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_p33734977">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-44004__en-us_topic_0226447372_en-us_topic_0087039425_p48178601">Specifies 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-44004__en-us_topic_0226447372_en-us_topic_0087039425_row30954226"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_p24264406">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-44004__en-us_topic_0226447372_en-us_topic_0087039425_p19259870">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-44004__en-us_topic_0226447372_en-us_topic_0087039425_row39121107"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_p14693133">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-44004__en-us_topic_0226447372_en-us_topic_0087039425_p49293152">Specifies the host 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-44004__en-us_topic_0226447372_en-us_topic_0087039425_section7385465"><h4 class="sectiontitle">Impact on the System</h4><p id="ALM-44004__en-us_topic_0226447372_p985618535426">If the number of queuing tasks in a resource group exceeds the threshold, a large number of tasks may be in the queuing state. The Presto task time exceeds the expected value. When the number of queuing tasks in a resource group exceeds the maximum number (<strong id="ALM-44004__b143778283244943">maxQueued</strong>) of queuing tasks in the resource group, new tasks cannot be executed.</p>
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</div>
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<div class="section" id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_section66469189"><h4 class="sectiontitle">Possible Causes</h4><p id="ALM-44004__en-us_topic_0226447372_p11409216322">The resource group configuration is improper or too many tasks in the resource group are submitted.</p>
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</div>
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<div class="section" id="ALM-44004__en-us_topic_0226447372_section14111549283"><h4 class="sectiontitle">Procedure</h4><ol id="ALM-44004__en-us_topic_0226447372_ol41220546282"><li id="ALM-44004__en-us_topic_0226447372_li56192224411"><span>Choose <strong id="ALM-44004__b3431135414158">Components</strong> > <strong id="ALM-44004__b16437145451517">Presto</strong> > <strong id="ALM-44004__b54383542152">Service Configuration</strong> (switch <strong id="ALM-44004__b4438125411158">Basic</strong> to <strong id="ALM-44004__b94392054201515">All</strong>) > <strong id="ALM-44004__b744015549154">Presto</strong> > <strong id="ALM-44004__b13440155491513">resource-groups</strong> to adjust the resource group configuration.</span></li><li id="ALM-44004__en-us_topic_0226447372_li47751305175629"><span>You can choose <strong id="ALM-44004__b2384957161510">Components</strong> > <strong id="ALM-44004__b12385175761519">Presto</strong> > <strong id="ALM-44004__b1438585716157">Service Configuration</strong> (switch <strong id="ALM-44004__b338615716155">Basic</strong> to <strong id="ALM-44004__b113871857171520">All</strong>) > <strong id="ALM-44004__b1838855711519">Coordinator</strong> > <strong id="ALM-44004__b538865751519">Customize</strong> > <strong id="ALM-44004__b1238905731515">resourceGroupAlarm</strong> to modify the threshold of each resource group.</span></li><li id="ALM-44004__en-us_topic_0226447372_li1783929114412"><span>Collect the fault information.</span><p><ol type="a" id="ALM-44004__en-us_topic_0226447372_ol718963894416"><li id="ALM-44004__en-us_topic_0226447372_li7545195294413">Log in to the cluster node based on the host name in the fault information and query the number of queuing tasks based on <strong id="ALM-44004__b2201765844943">Resource Group</strong> in the additional information on the Presto client.</li><li id="ALM-44004__en-us_topic_0226447372_li15330173610441">Log in to the cluster node based on the host name in the fault information, view the <strong id="ALM-44004__b3436293161">/var/log/Bigdata/nodeagent/monitorlog/monitor.log</strong> file, and search for resource group information to view the monitoring collection information of the resource group.</li><li id="ALM-44004__en-us_topic_0226447372_li17770165413442">Call the OTC Customer Hotline for support.<p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0191813935_p1241007591725"><a name="ALM-44004__en-us_topic_0226447372_li17770165413442"></a><a name="en-us_topic_0226447372_li17770165413442"></a>Germany: 0800 330 44 44</p>
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<p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0191813935_p4458181891725">International: +800 44556600</p>
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</li></ol>
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</p></li></ol>
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</div>
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<div class="section" id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_section15295265"><h4 class="sectiontitle">Related Information</h4><p id="ALM-44004__en-us_topic_0226447372_en-us_topic_0087039425_p7510612">None</p>
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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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