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chenxiaoxiong
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Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: chenxiaoxiong <chenxiaoxiong@huawei.com> Co-committed-by: chenxiaoxiong <chenxiaoxiong@huawei.com>
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41 lines
11 KiB
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<a name="dataartsstudio_01_0587"></a><a name="dataartsstudio_01_0587"></a>
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<h1 class="topictitle1">Viewing and Modifying CDM Cluster Configurations</h1>
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<div id="body8662426"><div class="section" id="dataartsstudio_01_0587__en-us_topic_0108275372_section6082040915224"><h4 class="sectiontitle">Scenario</h4><p id="dataartsstudio_01_0587__en-us_topic_0108275372_p13184211124520">After creating a CDM cluster, you can view its basic information and modify its configurations.</p>
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<ul id="dataartsstudio_01_0587__en-us_topic_0108275372_ul19578141918455"><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li1177617222457">You can view the following basic cluster information:<ul id="dataartsstudio_01_0587__en-us_topic_0108275372_ul34505418485"><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li49551248144815"><strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b6712515115815">Cluster Information</strong>: cluster version, creation time, project ID, instance ID, and cluster ID</li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li13938113919488"><strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b332942125820">Instance Configuration</strong>: cluster flavor, CPU, and memory</li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li1691813454916"><strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b192883015814">Network</strong></li></ul>
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</li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li357841917454">You can modify the following cluster configurations:<ul id="dataartsstudio_01_0587__en-us_topic_0108275372_ul12517341719"><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li65133411112"><strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b20443106305">Notification</strong>: If a CDM migration job (only table/file migration) fails or the EIP is abnormal, CDM sends an SMS or email notification to the user. </li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li1451163419115"><strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b132321725112319">User Isolation</strong>: determines whether other users can view and operate the migration jobs and links in the cluster.<ul id="dataartsstudio_01_0587__en-us_topic_0108275372_ul185117349120"><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li1751534315">If this function is enabled, migration jobs and links in the cluster are isolated. Other IAM users of the <span id="dataartsstudio_01_0587__en-us_topic_0108275372_text148818506239">a cloud platform account</span> cannot view or operate the migration jobs and links in the cluster.<div class="note" id="dataartsstudio_01_0587__en-us_topic_0108275372_note0431201122214"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0000001548476513_p1043181122213">Starting jobs by group will run all jobs in the group. If user isolation is enabled, starting jobs by group will still run all jobs in the group even if otherIAM users in the <span id="dataartsstudio_01_0587__en-us_topic_0108275372_text7133519142420">a cloud platform account</span> cannot view the jobs in the group. Therefore, you are not advised to start jobs by group in user isolation scenarios.</p>
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</div></div>
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</li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li55114348115">If this function is disabled, migration jobs and links in the cluster can be shared with other users. All IAM users with the required permission in the <span id="dataartsstudio_01_0587__en-us_topic_0108275372_text633834710244">a cloud platform account</span> can view and operate migration jobs and links.<p id="dataartsstudio_01_0587__en-us_topic_0108275372_p1651153414114">After disabling <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b996710202447">User Isolation</strong>, restart the cluster VM for the settings to take effect.</p>
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</li></ul>
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</li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li92084395318"><strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b11459134505">Maximum Concurrent Extractors</strong>: This parameter specifies the total number of concurrent extractors of a job. If the total number of concurrent extractors of all jobs exceeds the upper limit, the excess extractors will wait in a queue.<p id="dataartsstudio_01_0587__en-us_topic_0108275372_p049014893110">The value of this parameter ranges from 1 to 1000. You are advised to set it based on the cluster specifications. For details about the recommended value, see <a href="dataartsstudio_01_0083.html#dataartsstudio_01_0083__en-us_topic_0173586861_section19611105617510">Maximum Concurrent Extractors</a>. If the number of concurrent extractors is too large, memory overflow may occur. Exercise caution when changing the value.</p>
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<div class="note" id="dataartsstudio_01_0587__en-us_topic_0108275372_note47231345151219"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="dataartsstudio_01_0587__en-us_topic_0108275372_p14723204510121">This parameter is also available on the <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b81343515615">Settings</strong> tab page. You can change its value either on this page or the <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b163413411977">Settings</strong> page.</p>
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</div></div>
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</li></ul>
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</li></ul>
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</div>
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<div class="section" id="dataartsstudio_01_0587__en-us_topic_0108275372_section5781841515252"><h4 class="sectiontitle">Prerequisites</h4><p id="dataartsstudio_01_0587__en-us_topic_0108275372_p33513853111130">You have created a CDM cluster.</p>
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</div>
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<div class="section" id="dataartsstudio_01_0587__en-us_topic_0108275372_section1674818115330"><h4 class="sectiontitle">Viewing Basic Cluster Information</h4><ol id="dataartsstudio_01_0587__en-us_topic_0108275372_ol4602013152046"><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li35890017143134"><span id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0108275471_en-us_topic_0000001397651462_p119011953152312">Log in to the <span id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0108275471_text1118012943810">DataArts Studio</span> console by following the instructions in <a href="dataartsstudio_01_0001.html">Accessing the DataArts Studio Instance Console</a>. On the <span id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0108275471_text185611381448">DataArts Studio</span> console, locate a workspace and click <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0108275471_b16600914612">DataArts Migration</strong> to access the CDM console.</span></li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li16142765310"><span>Click the cluster name to view its basic information.</span><p><p id="dataartsstudio_01_0587__en-us_topic_0108275372_p1751513417915"></p>
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<p id="dataartsstudio_01_0587__en-us_topic_0108275372_p1988954512340"></p>
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</p></li></ol>
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</div>
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<div class="section" id="dataartsstudio_01_0587__en-us_topic_0108275372_section8304145665316"><h4 class="sectiontitle">Modifying Cluster Configurations</h4><ol id="dataartsstudio_01_0587__en-us_topic_0108275372_ol1999165225516"><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li16425756115512"><span id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0108275471_en-us_topic_0000001397651462_p119011953152312_1">Log in to the <span id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0108275471_text1118012943810_1">DataArts Studio</span> console by following the instructions in <a href="dataartsstudio_01_0001.html">Accessing the DataArts Studio Instance Console</a>. On the <span id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0108275471_text185611381448_1">DataArts Studio</span> console, locate a workspace and click <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0108275471_b16600914612_1">DataArts Migration</strong> to access the CDM console.</span></li></ol><ol start="2" id="dataartsstudio_01_0587__en-us_topic_0108275372_ol893465814539"><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li2934258175315"><span>Click the name of a cluster and click the <span class="uicontrol" id="dataartsstudio_01_0587__en-us_topic_0108275372_uicontrol74361135488"><b>Cluster Configuration</b></span> tab to modify <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b64365351988">Notification</strong>, <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b184365352815">User Isolation</strong> and <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b125761047897">Maximum Concurrent Extractors</strong>.</span><p><p id="dataartsstudio_01_0587__en-us_topic_0108275372_p61821236101016"></p>
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<p id="dataartsstudio_01_0587__en-us_topic_0108275372_p164740175220"></p>
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</p></li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li16934258135318"><span>Click <span class="uicontrol" id="dataartsstudio_01_0587__en-us_topic_0108275372_uicontrol191388974921518"><b>Save</b></span>. The <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b148848311621518">Cluster Management</strong> page is displayed.</span></li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li12934195818537"><span>If <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b119183067121518">User Isolation</strong> is disabled, choose <span class="menucascade" id="dataartsstudio_01_0587__en-us_topic_0108275372_menucascade54419951821518"><b><span class="uicontrol" id="dataartsstudio_01_0587__en-us_topic_0108275372_uicontrol82627482221518">More</span></b> > <b><span class="uicontrol" id="dataartsstudio_01_0587__en-us_topic_0108275372_uicontrol11172047021518">Restart</span></b></span> in the <strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b23573550421518">Operation</strong> column to restart the cluster VM for the settings to take effect.</span><p><div class="fignone" id="dataartsstudio_01_0587__en-us_topic_0108275372_fig159341758205317"><span class="figcap"><b>Figure 1 </b>Restarting a cluster</span><br><span><img id="dataartsstudio_01_0587__en-us_topic_0108275372_en-us_topic_0000001250267865_image1856614506548" src="en-us_image_0000002269200177.png" title="Click to enlarge" class="imgResize"></span></div>
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<ul id="dataartsstudio_01_0587__en-us_topic_0108275372_ul293411589531"><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li199341458205313"><strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b664218019278">Restart CDM service process</strong>: Only the CDM service process is restarted. The cluster VM will not be restarted.</li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li49341958125318"><strong id="dataartsstudio_01_0587__en-us_topic_0108275372_b84235270615490">VM restart</strong>: The service process will be interrupted and VMs in the cluster will be restarted.</li></ul>
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</p></li><li id="dataartsstudio_01_0587__en-us_topic_0108275372_li1093410587539"><span>Select <span class="uicontrol" id="dataartsstudio_01_0587__en-us_topic_0108275372_uicontrol1876751918166"><b>VM restart</b></span> and click <span class="uicontrol" id="dataartsstudio_01_0587__en-us_topic_0108275372_uicontrol1010382481610"><b>Yes</b></span>.</span></li></ol>
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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="dataartsstudio_01_0017.html">Creating and Managing a CDM Cluster</a></div>
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