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luhuayi
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Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: luhuayi <luhuayi@huawei.com> Co-committed-by: luhuayi <luhuayi@huawei.com>
19 lines
3.4 KiB
HTML
19 lines
3.4 KiB
HTML
<a name="EN-US_TOPIC_0000001952008073"></a><a name="EN-US_TOPIC_0000001952008073"></a>
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<h1 class="topictitle1">Removing the Read-only Status</h1>
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<div id="body1588041015666"><p id="EN-US_TOPIC_0000001952008073__p14874379250">A cluster in read-only status does not allow write operations. You can remove this status on the management console. A cluster becomes read-only probably because of high disk usage. For how to solve this problem, see "High Disk Usage and Read Only Status" in <em id="EN-US_TOPIC_0000001952008073__i101638478305">Data Warehouse Service (DWS) Troubleshooting Guide</em>.</p>
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<div class="note" id="EN-US_TOPIC_0000001952008073__note127064191320"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0000001952008073__ul45501217151219"><li id="EN-US_TOPIC_0000001952008073__li4551217181211">The read-only status can be canceled for version 1.7.2 or later.</li><li id="EN-US_TOPIC_0000001952008073__li15511417181210">In 8.2.0 and later versions, you can free up disk space by using <strong id="EN-US_TOPIC_0000001952008073__b116761815004">DROP/TRUNCATE TABLE</strong> in a read-only cluster.</li></ul>
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</div></div>
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<div class="section" id="EN-US_TOPIC_0000001952008073__section1614565113217"><h4 class="sectiontitle">Impact on the System</h4><ul id="EN-US_TOPIC_0000001952008073__ul10651610174112"><li id="EN-US_TOPIC_0000001952008073__li1865141074118">You can cancel the read-only status only when a cluster is read-only.</li><li id="EN-US_TOPIC_0000001952008073__li1690111409429">When a cluster is in read-only status, stop the write tasks to prevent data loss caused by used up disk space.</li><li id="EN-US_TOPIC_0000001952008073__li126438362447">After the read-only status is canceled, clear the data as soon as possible to prevent the cluster from entering the read-only status again after a period of time.</li></ul>
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</div>
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<div class="section" id="EN-US_TOPIC_0000001952008073__section9511922183219"><h4 class="sectiontitle">Removing Read-only Status</h4><ol id="EN-US_TOPIC_0000001952008073__ol8312165133319"><li id="EN-US_TOPIC_0000001952008073__li931225183319"><span>Log in to the GaussDB(DWS) console.</span></li><li id="EN-US_TOPIC_0000001952008073__li11952509114244"><span>Choose <strong id="EN-US_TOPIC_0000001952008073__b47903243161">Clusters</strong> > <strong id="EN-US_TOPIC_0000001952008073__b107925244167">Dedicated Clusters<span id="EN-US_TOPIC_0000001952008073__text33450126100"></span></strong>.</span><p><p id="EN-US_TOPIC_0000001952008073__p2374663163311">All clusters are displayed by default.</p>
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</p></li><li id="EN-US_TOPIC_0000001952008073__li421342113159"><span>In the row containing the cluster whose cluster status is <strong id="EN-US_TOPIC_0000001952008073__b567019215104">Read-only</strong>, click <span class="menucascade" id="EN-US_TOPIC_0000001952008073__menucascade367242120100"><b><span class="uicontrol" id="EN-US_TOPIC_0000001952008073__uicontrol1467118217105">Cancel Read-only</span></b></span>.</span></li><li id="EN-US_TOPIC_0000001952008073__li18953175011567"><span>In the dialog box that is displayed, click <strong id="EN-US_TOPIC_0000001952008073__b139888232105">OK</strong> to confirm and remove the read-only status for the cluster.</span></li></ol>
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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="dws_01_0600.html">Cluster Management</a></div>
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</div>
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</div>
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