<p class="shortdesc">本文主要介绍如何变更只读实例的计算规格或存储规格。</p> <section class="section prereq" id="Upgrade_Read_Only_Spec_RASESQL__prereq_mpc_ych_gtb"><div class="tasklabel"><h2 class="doc-tairway">前提条件</h2></div> <p class="p">您已成功创建常规实例，可参考<a class="xref" href="/ssr/help/database/RASESQL/User_Guide_for_RDS_PostgreSQL.Instance_Management.Create_Instance.Create_Common_Instance_MySQL" target="_blank" rel="external noopener">创建常规实例</a>。</p> </section> <section class="section context" id="Upgrade_Read_Only_Spec_RASESQL__context_nvj_lvf_m5b"><div class="tasklabel"><h2 class="doc-tairway">背景信息</h2></div> <ul class="ul" id="Upgrade_Read_Only_Spec_RASESQL__ul_tty_m42_1xb"> <li class="li"> <p class="p">只读实例可独立于本地实例进行计算规格升级或降级。您可以通过RASESQL管理控制台分别变更同城或远程只读实例的计算规格。</p> </li> <li class="li"> <p class="p">只读实例的存储规格与本地实例保持一致，不支持独立于本地实例进行存储规格变更。</p> </li> </ul> </section> <section id="Upgrade_Read_Only_Spec_RASESQL__steps_qlc_mc3_gtb"><div class="tasklabel"><h2 class="doc-tairway">操作步骤</h2></div><ol class="ol steps" id="Upgrade_Read_Only_Spec_RASESQL__steps_qlc_mc3_gtb"><li class="li step stepexpand"> <span class="ph cmd"> 登录<a class="xref" href="https://www.ocftcloud.com/console/rds/instance" target="_blank" rel="external noopener">关系型数据库RASESQL管理控制台</a>。</span> </li><li class="li step stepexpand"> <span class="ph cmd">单击左侧导航栏<strong class="ph b">RDS-RASESQL</strong>，进入<strong class="ph b">云数据库管理</strong>页面。</span> </li><li class="li step stepexpand"> <span class="ph cmd">选择目标地域。</span> </li><li class="li step stepexpand"> <span class="ph cmd">单击目标实例<strong class="ph b">操作</strong>列的<strong class="ph b">管理</strong>，选择<strong class="ph b">容量管理</strong>页签。</span> </li><li class="li step stepexpand"> <span class="ph cmd">单击<span class="ph uicontrol">变更配置</span>。</span> <div class="itemgroup info"> <ul class="ul" id="Upgrade_Read_Only_Spec_RASESQL__ul_ctd_5jf_hsb"> <li class="li">在<span class="ph uicontrol">计算规格</span>区域，选择需要升级或降级到的内存规格，单击<span class="ph menucascade"><span class="ph uicontrol">设置</span><abbr> > </abbr><span class="ph uicontrol">确认</span></span>，进入<span class="ph uicontrol">订单支付</span>页面，单击<span class="ph uicontrol">确定降配/升配</span>，输入验证码。</li> <li class="li">在<span class="ph uicontrol">存储规格</span>区域，单击<img class="image" id="Upgrade_Read_Only_Spec_RASESQL__image_dtd_5jf_hsb" src="https://obs-cn-shanghai.fincloud.pinganyun.com/pacloud/20230304145749-13b056d890da.png">，设置需要升级到的存储规格，单击<span class="ph menucascade"><span class="ph uicontrol">设置</span><abbr> > </abbr><span class="ph uicontrol">确认</span></span>，进入<span class="ph uicontrol">订单支付</span>页面，单击<span class="ph uicontrol">确定降配/升配</span>，输入验证码。</li> </ul> </div> </li><li class="li step stepexpand"> <span class="ph cmd">确认<span class="ph uicontrol">订单信息</span>及<span class="ph uicontrol">资源组可用余额</span>。</span> </li><li class="li step stepexpand"> <span class="ph cmd">单击<span class="ph menucascade"><span class="ph uicontrol">开始计费</span><abbr> > </abbr><span class="ph uicontrol">确认购买</span></span>。</span> </li></ol></section> <section class="section result" id="Upgrade_Read_Only_Spec_RASESQL__result_l4n_mc3_gtb"><div class="tasklabel"><h2 class="doc-tairway">执行结果</h2></div> <p class="p">单击目标实例<strong class="ph b">操作</strong>列的<strong class="ph b">管理</strong>，选择<strong class="ph b">容量管理</strong>页签，在<strong class="ph b">容量管理</strong>区域，可查看实例的<strong class="ph b">CPU</strong>、<strong class="ph b">内存</strong>或<strong class="ph b">存储容量</strong>为目标值。</p> </section>