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Chen, Junjie 3b672beb23 DCS UMN 20230208 version 
Reviewed-by: Mützel, Andrea <andrea.muetzel@t-systems.com>
Co-authored-by: Chen, Junjie <chenjunjie@huawei.com>
Co-committed-by: Chen, Junjie <chenjunjie@huawei.com>
2023-06-23 13:27:54 +00:00

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<a name="RedisDifference"></a><a name="RedisDifference"></a>
<h1 class="topictitle1">Comparing Redis Versions</h1>
<div id="body8662426"><p id="RedisDifference__en-us_topic_0147231413_p17821915171115">When creating a DCS Redis instance, you can select the cache engine version and the instance type.</p>
<ul id="RedisDifference__en-us_topic_0147231413_ul0128672131"><li id="RedisDifference__en-us_topic_0147231413_li17128775131"><strong id="RedisDifference__en-us_topic_0147231413_b10691123654311">Version</strong><p id="RedisDifference__en-us_topic_0147231413_p48271921131515">DCS supports Redis 3.0/4.0/5.0/6.0. The following table describes the differences between these versions.</p>
<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="RedisDifference__en-us_topic_0147231413_table3788103816552" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Differences between Redis versions</caption><thead align="left"><tr id="RedisDifference__en-us_topic_0147231413_row478910381556"><th align="left" class="cellrowborder" valign="top" width="9.919008099190082%" id="mcps1.3.2.1.3.2.5.1.1"><p id="RedisDifference__en-us_topic_0147231413_p3789193875510">Feature</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="25.847415258474154%" id="mcps1.3.2.1.3.2.5.1.2"><p id="RedisDifference__en-us_topic_0147231413_p5789183810553">Redis 3.0</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="36.65633436656334%" id="mcps1.3.2.1.3.2.5.1.3"><p id="RedisDifference__en-us_topic_0147231413_p10790938135520">Redis 4.0 &amp; Redis 5.0</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="27.577242275772424%" id="mcps1.3.2.1.3.2.5.1.4"><p id="RedisDifference__p954021115310">Redis 6.0</p>
</th>
</tr>
</thead>
<tbody><tr id="RedisDifference__row3925144814813"><td class="cellrowborder" valign="top" width="9.919008099190082%" headers="mcps1.3.2.1.3.2.5.1.1 "><p id="RedisDifference__p592594819813">Open-source compatibility</p>
</td>
<td class="cellrowborder" valign="top" width="25.847415258474154%" headers="mcps1.3.2.1.3.2.5.1.2 "><p id="RedisDifference__p1392516481984">Redis 3.0.7</p>
</td>
<td class="cellrowborder" valign="top" width="36.65633436656334%" headers="mcps1.3.2.1.3.2.5.1.3 "><p id="RedisDifference__p149257484812">Redis 4.0.14 and 5.0.14, respectively</p>
</td>
<td class="cellrowborder" valign="top" width="27.577242275772424%" headers="mcps1.3.2.1.3.2.5.1.4 "><p id="RedisDifference__p8926134816815">6.2.7</p>
</td>
</tr>
<tr id="RedisDifference__en-us_topic_0147231413_row779019388558"><td class="cellrowborder" valign="top" width="9.919008099190082%" headers="mcps1.3.2.1.3.2.5.1.1 "><p id="RedisDifference__en-us_topic_0147231413_p10790163875516">Instance deployment mode</p>
</td>
<td class="cellrowborder" valign="top" width="25.847415258474154%" headers="mcps1.3.2.1.3.2.5.1.2 "><p id="RedisDifference__en-us_topic_0147231413_p16790133818559">Based on VMs</p>
</td>
<td class="cellrowborder" valign="top" width="36.65633436656334%" headers="mcps1.3.2.1.3.2.5.1.3 "><p id="RedisDifference__en-us_topic_0147231413_p879013811559">Containerized based on physical servers</p>
</td>
<td class="cellrowborder" valign="top" width="27.577242275772424%" headers="mcps1.3.2.1.3.2.5.1.4 "><p id="RedisDifference__p1954012120532">Containerized based on physical servers</p>
</td>
</tr>
<tr id="RedisDifference__en-us_topic_0147231413_row1379017382554"><td class="cellrowborder" valign="top" width="9.919008099190082%" headers="mcps1.3.2.1.3.2.5.1.1 "><p id="RedisDifference__en-us_topic_0147231413_p679020384551">Time required for creating an instance</p>
</td>
<td class="cellrowborder" valign="top" width="25.847415258474154%" headers="mcps1.3.2.1.3.2.5.1.2 "><p id="RedisDifference__en-us_topic_0147231413_p197904387556">3–15 minutes, or 10–30 minutes for cluster instances.</p>
</td>
<td class="cellrowborder" valign="top" width="36.65633436656334%" headers="mcps1.3.2.1.3.2.5.1.3 "><p id="RedisDifference__en-us_topic_0147231413_p1679063811551">8 seconds</p>
</td>
<td class="cellrowborder" valign="top" width="27.577242275772424%" headers="mcps1.3.2.1.3.2.5.1.4 "><p id="RedisDifference__p1654010145312">8 seconds</p>
</td>
</tr>
<tr id="RedisDifference__en-us_topic_0147231413_row4790173817555"><td class="cellrowborder" valign="top" width="9.919008099190082%" headers="mcps1.3.2.1.3.2.5.1.1 "><p id="RedisDifference__en-us_topic_0147231413_p679093885516">QPS</p>
</td>
<td class="cellrowborder" valign="top" width="25.847415258474154%" headers="mcps1.3.2.1.3.2.5.1.2 "><p id="RedisDifference__en-us_topic_0147231413_p2790938135512">100,000 QPS per node</p>
</td>
<td class="cellrowborder" valign="top" width="36.65633436656334%" headers="mcps1.3.2.1.3.2.5.1.3 "><p id="RedisDifference__en-us_topic_0147231413_p16165906166">100,000 QPS per node</p>
</td>
<td class="cellrowborder" valign="top" width="27.577242275772424%" headers="mcps1.3.2.1.3.2.5.1.4 "><p id="RedisDifference__en-us_topic_0147231413_p95377435599">150,000 QPS per node</p>
</td>
</tr>
<tr id="RedisDifference__row4984193016516"><td class="cellrowborder" valign="top" width="9.919008099190082%" headers="mcps1.3.2.1.3.2.5.1.1 "><p id="RedisDifference__p1698415301518">Visualized data management</p>
</td>
<td class="cellrowborder" valign="top" width="25.847415258474154%" headers="mcps1.3.2.1.3.2.5.1.2 "><p id="RedisDifference__p11984630157">Not supported</p>
</td>
<td class="cellrowborder" valign="top" width="36.65633436656334%" headers="mcps1.3.2.1.3.2.5.1.3 "><p id="RedisDifference__p14984103017512">Web CLI for connecting to Redis and managing data</p>
</td>
<td class="cellrowborder" valign="top" width="27.577242275772424%" headers="mcps1.3.2.1.3.2.5.1.4 "><p id="RedisDifference__p17984193019515">Web CLI for connecting to Redis and managing data</p>
</td>
</tr>
<tr id="RedisDifference__en-us_topic_0147231413_row1179083875511"><td class="cellrowborder" valign="top" width="9.919008099190082%" headers="mcps1.3.2.1.3.2.5.1.1 "><p id="RedisDifference__en-us_topic_0147231413_p1790838175515">Instance type</p>
</td>
<td class="cellrowborder" valign="top" width="25.847415258474154%" headers="mcps1.3.2.1.3.2.5.1.2 "><p id="RedisDifference__en-us_topic_0147231413_p1279023812559">Single-node, master/standby, and Proxy Cluster</p>
</td>
<td class="cellrowborder" valign="top" width="36.65633436656334%" headers="mcps1.3.2.1.3.2.5.1.3 "><p id="RedisDifference__en-us_topic_0147231413_p4790438135511">Single-node, master/standby and Redis Cluster</p>
</td>
<td class="cellrowborder" valign="top" width="27.577242275772424%" headers="mcps1.3.2.1.3.2.5.1.4 "><p id="RedisDifference__p1154061195320">Single-node and master/standby</p>
</td>
</tr>
<tr id="RedisDifference__en-us_topic_0147231413_row14584340310"><td class="cellrowborder" valign="top" width="9.919008099190082%" headers="mcps1.3.2.1.3.2.5.1.1 "><p id="RedisDifference__en-us_topic_0147231413_p258511410316">Instance total memory</p>
</td>
<td class="cellrowborder" valign="top" width="25.847415258474154%" headers="mcps1.3.2.1.3.2.5.1.2 "><p id="RedisDifference__en-us_topic_0147231413_p1058513418319">Ranges from 2 GB, 4 GB, 8 GB, to 1024 GB.</p>
</td>
<td class="cellrowborder" valign="top" width="36.65633436656334%" headers="mcps1.3.2.1.3.2.5.1.3 "><p id="RedisDifference__en-us_topic_0147231413_p1859119191714">Regular specifications range from 2 GB, 4 GB, 8 GB, to 1024 GB. Small specifications, such as 128 MB, 256 MB, 512 MB, and 1 GB, are also available for single-node and master/standby instances. </p>
</td>
<td class="cellrowborder" valign="top" width="27.577242275772424%" headers="mcps1.3.2.1.3.2.5.1.4 "><p id="RedisDifference__p8540131135314">2 GB, 4 GB, 8 GB, 16 GB, 32 GB, and 64 GB. Small specifications (128 MB, 256 MB, 512 MB, and 1 GB) are also supported.</p>
</td>
</tr>
<tr id="RedisDifference__en-us_topic_0147231413_row10764145318"><td class="cellrowborder" valign="top" width="9.919008099190082%" headers="mcps1.3.2.1.3.2.5.1.1 "><p id="RedisDifference__en-us_topic_0147231413_p1764134139">Scale-up or scale-down</p>
</td>
<td class="cellrowborder" valign="top" width="25.847415258474154%" headers="mcps1.3.2.1.3.2.5.1.2 "><p id="RedisDifference__en-us_topic_0147231413_p1376414416313">Online scale-up and scale-down</p>
</td>
<td class="cellrowborder" valign="top" width="36.65633436656334%" headers="mcps1.3.2.1.3.2.5.1.3 "><p id="RedisDifference__en-us_topic_0147231413_p1176444633">Online scale-up and scale-down</p>
</td>
<td class="cellrowborder" valign="top" width="27.577242275772424%" headers="mcps1.3.2.1.3.2.5.1.4 "><p id="RedisDifference__p5540141145310">Online scale-up and scale-down</p>
</td>
</tr>
<tr id="RedisDifference__en-us_topic_0147231413_row0956741836"><td class="cellrowborder" valign="top" width="9.919008099190082%" headers="mcps1.3.2.1.3.2.5.1.1 "><p id="RedisDifference__en-us_topic_0147231413_p5956941431">Backup and restoration</p>
</td>
<td class="cellrowborder" valign="top" width="25.847415258474154%" headers="mcps1.3.2.1.3.2.5.1.2 "><p id="RedisDifference__en-us_topic_0147231413_p495617416314">Supported for master/standby and cluster instances</p>
</td>
<td class="cellrowborder" valign="top" width="36.65633436656334%" headers="mcps1.3.2.1.3.2.5.1.3 "><p id="RedisDifference__en-us_topic_0147231413_p99561648316">Supported for master/standby and cluster instances</p>
</td>
<td class="cellrowborder" valign="top" width="27.577242275772424%" headers="mcps1.3.2.1.3.2.5.1.4 "><p id="RedisDifference__p1254010111536">Supported for master/standby instances</p>
</td>
</tr>
</tbody>
</table>
</div>
<div class="note" id="RedisDifference__en-us_topic_0147231413_note1177317222288"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="RedisDifference__en-us_topic_0147231413_p677412212815">The underlying architectures vary by Redis version. Once a Redis version is chosen, it cannot be changed. For example, you cannot upgrade a DCS Redis 3.0 instance to Redis 4.0 or 5.0. If you require a higher Redis version, create a new instance that meets your requirements and then migrate data from the old instance to the new one.</p>
</div></div>
</li><li id="RedisDifference__en-us_topic_0147231413_li1612811716135"><strong id="RedisDifference__en-us_topic_0147231413_b1293715259192">Instance type</strong><p id="RedisDifference__en-us_topic_0147231413_p1982518509152">Select from single-node, master/standby, and cluster types. For details about their architectures and application scenarios, see <a href="dcs-pd-200312001.html">DCS Instance Types</a>.</p>
</li></ul>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="dcs-pd-0326001.html">Service Overview</a></div>
</div>
</div>
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