Yang, Tong 6182f91ba8 MRS component operation guide_normal 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>
2022-12-09 14:55:21 +00:00

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<h1 class="topictitle1">TezUI Cannot Display Tez Task Execution Details</h1>
<div id="body1594690812822"><div class="section" id="mrs_01_2073__s66e76ef6dd73479398655c776116bb7b"><h4 class="sectiontitle">Question</h4><p id="mrs_01_2073__a162942e7b78a40e7a94c13433cbea0ef">After a user logs in to Manager and switches to the Tez web UI, the submitted Tez tasks are not displayed.</p>
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<div class="section" id="mrs_01_2073__sa92aab5ff63e42d291e3b90f1d277e51"><h4 class="sectiontitle">Answer</h4><p id="mrs_01_2073__a6c0d011832ce43738e5e1349d8253b18">The Tez task data displayed on the Tez WebUI requires the support of TimelineServer of Yarn. Ensure that TimelineServer has been enabled and is running properly before the task is submitted.</p>
<p id="mrs_01_2073__p10232175551410">When setting the Hive execution engine to Tez, you need to set <strong id="mrs_01_2073__b176306586165">yarn.timeline-service.enabled</strong> to <strong id="mrs_01_2073__b763525815163">true</strong>. For details, see <a href="mrs_01_1750.html">Switching the Hive Execution Engine to Tez</a>.</p>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="mrs_01_2072.html">Common Issues</a></div>
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