HBASE-25791 UI of master-status to show a recent history of that why balancer was rejected to run (#3278)
Signed-off-by: Duo Zhang <zhangduo@apache.org>
This commit is contained in:
GeorryHuang
Duo Zhang
parent
1e1ac9eda3
commit
a7e6cac7a0
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@ -153,6 +153,7 @@ AssignmentManager assignmentManager = master.getAssignmentManager();
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<%if master.isActiveMaster() %>
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<%if master.isActiveMaster() %>
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<li><a href="/procedures.jsp">Procedures & Locks</a></li>
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<li><a href="/procedures.jsp">Procedures & Locks</a></li>
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<li><a href="/hbck.jsp">HBCK Report</a></li>
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<li><a href="/hbck.jsp">HBCK Report</a></li>
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<li><a href="/namedQueueLog.jsp">Named Queue Logs</a></li>
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<%if master.getConfiguration().getBoolean(QuotaUtil.QUOTA_CONF_KEY, false) %>
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<%if master.getConfiguration().getBoolean(QuotaUtil.QUOTA_CONF_KEY, false) %>
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<li><a href="/quotas.jsp">Quotas</a></li>
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<li><a href="/quotas.jsp">Quotas</a></li>
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</%if>
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</%if>
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@ -60,6 +60,7 @@
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<% if (master.isActiveMaster()){ %>
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<% if (master.isActiveMaster()){ %>
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<li><a href="/procedures.jsp">Procedures & Locks</a></li>
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<li><a href="/procedures.jsp">Procedures & Locks</a></li>
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<li><a href="/hbck.jsp">HBCK Report</a></li>
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<li><a href="/hbck.jsp">HBCK Report</a></li>
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<li><a href="/namedQueueLog.jsp">Named Queue Logs</a></li>
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<% if (master.getConfiguration().getBoolean(QuotaUtil.QUOTA_CONF_KEY, false)) { %>
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<% if (master.getConfiguration().getBoolean(QuotaUtil.QUOTA_CONF_KEY, false)) { %>
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<li><a href="/quotas.jsp">Quotas</a></li>
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<li><a href="/quotas.jsp">Quotas</a></li>
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<% }%>
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<% }%>
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@ -0,0 +1,95 @@
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<%--
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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--%>
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<%@ page contentType="text/html;charset=UTF-8"
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import="java.util.Date"
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import="java.util.List"
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import="org.apache.hadoop.conf.Configuration"
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import="org.apache.hadoop.hbase.client.Admin"
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import="org.apache.hadoop.hbase.client.SnapshotDescription"
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import="org.apache.hadoop.hbase.http.InfoServer"
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import="org.apache.hadoop.hbase.master.HMaster"
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import="org.apache.hadoop.hbase.snapshot.SnapshotInfo"
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import="org.apache.hadoop.util.StringUtils"
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import="org.apache.hadoop.hbase.TableName"
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import="org.apache.hadoop.hbase.client.ServerType"
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import="org.apache.hadoop.hbase.client.LogEntry"
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import="org.apache.hadoop.hbase.client.BalancerRejection"
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%>
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<%
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HMaster master = (HMaster)getServletContext().getAttribute(HMaster.MASTER);
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Configuration conf = master.getConfiguration();
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List<BalancerRejection> logList = null;
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if(master.isInitialized()) {
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try (Admin admin = master.getConnection().getAdmin()) {
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logList = (List<BalancerRejection>)(List<?>)admin.getLogEntries(null, "BALANCER_REJECTION", ServerType.MASTER, 250, null);
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}
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}
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%>
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<jsp:include page="header.jsp">
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<jsp:param name="pageTitle" value="${pageTitle}"/>
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</jsp:include>
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<div class="container-fluid content">
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<div class="row">
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<div class="page-header">
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<h2>Named Queues</h2>
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</div>
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</div>
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<div class="tabbable">
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<ul class="nav nav-pills">
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<li class="active">
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<a href="#tab_named_queue1" data-toggle="tab"> Balancer Rejection </a>
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</li>
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</ul>
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<div class="tab-content" style="padding-bottom: 9px; border-bottom: 1px solid #ddd;">
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<div class="tab-pane active" id="tab_named_queue1">
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<table class="table table-striped">
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<tr>
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<th>Reason</th>
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<th>CostFunctions Details</th>
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</tr>
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<% if (logList == null) { %>
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<% } else { %>
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<% for (BalancerRejection entry: logList) { %>
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<tr>
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<td><%=entry.getReason()%></td>
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<td>
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<% List<String> costFunctions = entry.getCostFuncInfoList();
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if (costFunctions != null && !costFunctions.isEmpty()) { %>
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<table>
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<% for (String costFunctionInfo: entry.getCostFuncInfoList() ) { %>
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<tr><td><%= costFunctionInfo %></td></tr>
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<% }%>
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</table>
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<% } %>
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</td>
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</tr>
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<% } %>
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<% } %>
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</table>
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</div>
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</div>
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</div>
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</div>
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<jsp:include page="footer.jsp" />
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