doc-exports/docs/dcs/umn/dcs-faq-0220330.html
Chen, Junjie ea05d1a734 DCS UMN Initial Version
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-authored-by: Chen, Junjie <chenjunjie@huawei.com>
Co-committed-by: Chen, Junjie <chenjunjie@huawei.com>
2022-12-12 14:07:56 +00:00

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<a name="dcs-faq-0220330"></a><a name="dcs-faq-0220330"></a>
<h1 class="topictitle1">Will Cached Data Be Retained After an Instance Is Restarted?</h1>
<div id="body8662426"><p id="dcs-faq-0220330__en-us_topic_0000001226633976_p2938536145015">After a single-node DCS instance is restarted, data in the instance is deleted.</p>
<p id="dcs-faq-0220330__en-us_topic_0000001226633976_p157943519577">Master/standby and cluster instances (except single-replica clusters) support AOF persistence by default. Data is retained after these instances are restarted.</p>
<p id="dcs-faq-0220330__en-us_topic_0000001226633976_p2938236195019">If AOF persistence is disabled (<strong id="dcs-faq-0220330__en-us_topic_0000001226633976_b1775833072617">appendonly</strong> is set to <strong id="dcs-faq-0220330__en-us_topic_0000001226633976_b1880493211267">no</strong>), data is deleted after the instances are restarted.</p>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="dcs-faq-0326021.html">Redis Usage</a></div>
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