blackfox1983 commented on a change in pull request #4261:
URL: https://github.com/apache/incubator-doris/pull/4261#discussion_r465684474
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File path:
docs/zh-CN/administrator-guide/http-actions/fe/check-decommission-action.md
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@@ -0,0 +1,84 @@
+---
+{
+ "title": "Check Decommission Action",
+ "language": "zh-CN"
+}
+---
+
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+# Check Decommission Action
+
+## Request
+
+`GET /api/check_decommission`
+
+## Description
+
+用于指定的BE是否能够被下线。比如判断节点下线后，剩余的节点是否能够满足空间要求和副本数要求等。
+
+## Path parameters
+
+无
+
+## Query parameters
+
+* `host_ports`
+
+ 指定一个多个BE，由逗号分隔。如：`ip1:port1,ip2:port2,...`。
+
+ 其中 port 为 BE 的 heartbeat port。
+
+## Request body
+
+TODO
+
+## Response
+
+返回可以被下线的节点列表
+
+```
+{
+ "msg": "OK",
+ "code": 0,
+ "data": ["192.168.10.11:9050", "192.168.10.11:9050"],
+ "count": 0
+}
+```
+
+## Examples
+
+1. 查看指定BE节点是否可以下线
+
+ ```
+ GET
/api/check_decommission?host_ports=192.168.10.11:9050,192.168.10.11:9050
+
+ Response:
+ {
+ "msg": "OK",
+ "code": 0,
+ "data": ["192.168.10.11:9050"],
Review comment:
这里如果第一步可以拿到集群信息的话，这里填写be的ip会很方便。不然得现查。
最起码就可以自动化到平台，勾选ip了。而不用人肉输入
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