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">Accessing the Presto Web UI</h1>
<div id="body1589421630823"><p id="mrs_01_0433__p1313321251414">You can view the Presto statistics on the graphical Presto web UI. You are advised to use Google Chrome to access the Presto web UI because it cannot be accessed using Internet Explorer.</p>
<div class="section" id="mrs_01_0433__s5e180c6a1e264422a14ddfca7e340a74"><h4 class="sectiontitle">Prerequisites</h4><ul id="mrs_01_0433__ul63451548911"><li id="mrs_01_0433__li234520415917">Presto has been installed in a cluster.</li><li id="mrs_01_0433__li1341869914">The cluster client has been installed, for example, in the <strong id="mrs_01_0433__b58497578816">/opt/client</strong> directory. The client directory in the following operations is only an example. Change it based on the actual installation directory onsite.</li></ul>
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<div class="section" id="mrs_01_0433__section12106109117"><h4 class="sectiontitle">Accessing the Presto Web UI</h4><ul id="mrs_01_0433__ul918319563377"><li id="mrs_01_0433__li7183956173717">Method 1 (for MRS 3.<em id="mrs_01_0433__i71211529124819">x</em> or later)<ol id="mrs_01_0433__ol6901036113812"><li id="mrs_01_0433__li149016367389">Log in to FusionInsight Manager. For details, see <a href="mrs_01_2124.html">Accessing FusionInsight Manager (MRS 3.x or Later)</a>. Choose <strong id="mrs_01_0433__b20261786722827">Cluster</strong> &gt; <em id="mrs_01_0433__i138840549822827">Name of the target cluster</em> &gt; <strong id="mrs_01_0433__b162548492822827">Services</strong>.</li><li id="mrs_01_0433__li1386121614019">Select <strong id="mrs_01_0433__b113708301722827">Presto</strong>. In the <span class="parmname" id="mrs_01_0433__parmname205319032422827"><b>Basic Information</b></span> area, click <strong id="mrs_01_0433__b141518795822827">Coordinator(Coordinator)</strong> next to <strong id="mrs_01_0433__b181764834022827">Coordinator WebUI</strong>. The Coordinator web UI is displayed.</li></ol>
</li><li id="mrs_01_0433__li1318335611377">Method 2 (for versions earlier than MRS 3.<em id="mrs_01_0433__i10375414105417">x</em>)<ol id="mrs_01_0433__ol46121834164113"><li id="mrs_01_0433__li261319341418">Log in to MRS Manager and choose <strong id="mrs_01_0433__b64691495122827">Services</strong>.</li><li id="mrs_01_0433__li461323419418">Select <strong id="mrs_01_0433__b71066122522827">Presto</strong>. In the <span class="parmname" id="mrs_01_0433__parmname16033973322827"><b>Presto Summary</b></span> area, click <strong id="mrs_01_0433__b146482963122827">Coordinator (Active)</strong> next to <strong id="mrs_01_0433__b89852100622827">Presto Web UI</strong>. The Presto web UI is displayed.<div class="p" id="mrs_01_0433__p9214145435"><div class="note" id="mrs_01_0433__note34488724310"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="mrs_01_0433__p74486714318">When accessing the Presto web UI for the first time, you must add the address to the trusted site list.</p>
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</li><li id="mrs_01_0433__li8484164913416">Method 3 (for MRS 1.9.2 or later)<ol id="mrs_01_0433__ol1851944456"><li id="mrs_01_0433__li15544164513">Log in to the MRS console, click the target cluster name to go to the cluster details page, and click the <strong id="mrs_01_0433__b37671911222827">Components</strong> tab.<div class="note" id="mrs_01_0433__note19524236501"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="mrs_01_0433__p158007468574">If the <strong id="mrs_01_0433__b19769183919310">Components</strong> tab is unavailable, complete IAM user synchronization first. (On the <strong id="mrs_01_0433__b127701339730">Dashboard</strong> page, click <strong id="mrs_01_0433__b19770139238">Synchronize</strong> on the right side of <span class="parmname" id="mrs_01_0433__parmname147701439935"><b>IAM User Sync</b></span> to synchronize IAM users.)</p>
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</li><li id="mrs_01_0433__li14527254104818">Click <strong id="mrs_01_0433__b152773529222827">Presto</strong>. In the <span class="parmname" id="mrs_01_0433__parmname19308766322827"><b>Presto Summary</b></span> area, click <strong id="mrs_01_0433__b73628325122827">Coordinator (Active)</strong> next to <strong id="mrs_01_0433__b139140762422827">Presto Web UI</strong>. The Presto web UI is displayed.</li></ol>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="mrs_01_0432.html">Using Presto</a></div>
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