Author: liyin Date: Thu Aug 1 18:18:23 2013 New Revision: 1509362 URL: http://svn.apache.org/r1509362 Log: [HBASE-9105] web ui for regionchecker
Author: ibra Summary: web ui for region checker Test Plan: go to http://hbasedev125.ash3.facebook.com:60010/master.jsp and click 'Region Checker' Reviewers: rshroff, aaiyer Reviewed By: rshroff CC: hbase-eng@ Differential Revision: https://phabricator.fb.com/D880146 Task ID: 2130094 Added: hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/regionChecker.jsp Modified: hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/master.jsp Modified: hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/master.jsp URL: http://svn.apache.org/viewvc/hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/master.jsp?rev=1509362&r1=1509361&r2=1509362&view=diff ============================================================================== --- hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/master.jsp (original) +++ hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/master.jsp Thu Aug 1 18:18:23 2013 @@ -39,7 +39,7 @@ <body> <a id="logo" href="http://wiki.apache.org/lucene-hadoop/Hbase";><img src="/static/hbase_logo_med.gif" alt="HBase Logo" title="HBase Logo" /></a> <h1 id="page_title">Master: <%=master.getMasterAddress().getHostname()%>:<%=master.getMasterAddress().getPort()%></h1> -<p id="links_menu"><a href="/logs/">Local logs</a>, <a href="/stacks">Thread Dump</a>, <a href="/logLevel">Log Level</a>, <a href="/taskmonitor">Task Monitor</a>, <a href="/conf">HBase Configuration</a> <a href="assignmentPlan.jsp">HBase Assignment Plan</a> +<p id="links_menu"><a href="/logs/">Local logs</a>, <a href="/stacks">Thread Dump</a>, <a href="/logLevel">Log Level</a>, <a href="/taskmonitor">Task Monitor</a>, <a href="/conf">HBase Configuration</a> <a href="assignmentPlan.jsp">HBase Assignment Plan</a> <a href="regionChecker.jsp">Region Checker</a> <% if (master.isLoadBalancerDisabled()) { %> <div class="warning"> <b><font color="#FF0000"> The load balancer has been disabled </font></b></div> <% } %> Added: hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/regionChecker.jsp URL: http://svn.apache.org/viewvc/hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/regionChecker.jsp?rev=1509362&view=auto ============================================================================== --- hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/regionChecker.jsp (added) +++ hbase/branches/0.89-fb/src/main/resources/hbase-webapps/master/regionChecker.jsp Thu Aug 1 18:18:23 2013 @@ -0,0 +1,121 @@ +<%@ page contentType="text/html;charset=UTF-8" + import="java.util.*" + import="java.text.SimpleDateFormat" + import="java.util.Date" + import="org.apache.hadoop.conf.Configuration" + import="org.apache.hadoop.hbase.util.Bytes" + import="org.apache.hadoop.hbase.util.JvmVersion" + import="org.apache.hadoop.hbase.util.FSUtils" + import="org.apache.hadoop.hbase.master.HMaster" + import="org.apache.hadoop.hbase.HConstants" + import="org.apache.hadoop.hbase.master.MetaRegion" + import="org.apache.hadoop.hbase.client.HBaseAdmin" + import="org.apache.hadoop.hbase.HServerInfo" + import="org.apache.hadoop.hbase.HServerAddress" + import="org.apache.hadoop.hbase.HTableDescriptor" + import="org.apache.hadoop.hbase.HColumnDescriptor" + import="org.apache.hadoop.hbase.HRegionInfo" + import="org.apache.hadoop.hbase.master.RegionPlacement" + import="org.apache.hadoop.hbase.master.RegionAssignmentSnapshot" + import="org.apache.hadoop.hbase.master.AssignmentPlan" + import="org.apache.hadoop.hbase.master.RegionChecker.RegionAvailabilityInfo" + import="org.apache.hadoop.hbase.util.Pair" +%><% + HMaster master = (HMaster)getServletContext().getAttribute(HMaster.MASTER); + +%><?xml version="1.0" encoding="UTF-8" ?> +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" + "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd";> +<html xmlns="http://www.w3.org/1999/xhtml";> + <head> + <meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/> + <title>RegionChecker</title> + <link rel="stylesheet" type="text/css" href="/static/hbase.css" /> + </head> + <body> +<% + if(!master.getServerManager().getRegionChecker().isEnabled()) + { +%> + <p>Region Checker is disabled</p> +<% + } + else + { + double lastDayAvailability = master.getServerManager().getRegionChecker().getLastDayAvailability(); + double lastWeekAvailability = master.getServerManager().getRegionChecker().getLastWeekAvailability(); +%> + + <table> + <caption><b>Whole cluster availability information</b></caption> + <tr> + <td>Last 24 hours availability of whole cluster</td> + <td><%=String.format("%.15f", lastDayAvailability)%></td> + </tr> + <tr> + <td>Last 7 days availability of whole cluster</td> + <td><%=String.format("%.15f", lastWeekAvailability)%></td> + </tr> + </table> + +<% + SimpleDateFormat dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss SSS"); + Map<String, RegionAvailabilityInfo> detailedDayInfo = master.getServerManager().getRegionChecker().getDetailedLastDayAvailability(); + Map<String, RegionAvailabilityInfo> detailedWeekInfo = master.getServerManager().getRegionChecker().getDetailedLastWeekAvailability(); + Set<String> keys = detailedWeekInfo.keySet(); + List<Pair<RegionAvailabilityInfo, String>> list = new ArrayList<Pair<RegionAvailabilityInfo, String>> (); + for(String key : keys) + list.add(new Pair<RegionAvailabilityInfo, String>(detailedDayInfo.get(key), key)); + + Comparator<Pair<RegionAvailabilityInfo, String>> comparator = new Comparator<Pair<RegionAvailabilityInfo,String>>() + { + @Override + public int compare(Pair<RegionAvailabilityInfo, String> o1, Pair<RegionAvailabilityInfo, String> o2) + { + if(Math.abs(o1.getFirst().getAvailability() - o2.getFirst().getAvailability()) < 1e-9) + return 0; + else if(o1.getFirst().getAvailability() > o2.getFirst().getAvailability()) + return -1; + else + return 1; + } + }; + + Collections.sort(list, comparator); + Collections.reverse(list); +%> + <br> + <table> + <caption><b>Detailed availability information about all regions</b></caption> + <tr> + <td><b>Region</b></td> + <td><b>Last 24 hours availability</b></td> + <td><b>Last 7 days availability</b></td> + <td><b>Last unassignment interval</b></td> + <td><b>Last unassignment interval duration(ms)</b></td> + <td><b>Unassigment intervals count for last 24 hours</b></td> + <td><b>Unassigment intervals count for last 7 days</b></td> + </tr> +<% + for (int i = 0; i < list.size(); i++) + { + String key = list.get(i).getSecond(); +%> + <tr> + <td><%=key%></td> + <td><%=(detailedDayInfo.containsKey(key)?String.format("%.15f", detailedDayInfo.get(key).getAvailability()):"1.0")%></td> + <td><%=(detailedWeekInfo.containsKey(key)?String.format("%.15f", detailedWeekInfo.get(key).getAvailability()):"1.0")%></td> + <td><%=(detailedWeekInfo.containsKey(key)?detailedWeekInfo.get(key).getInterval():"")%></td> + <td><%=((detailedWeekInfo.containsKey(key) && detailedWeekInfo.get(key).getIntervalsCount()>0)?detailedWeekInfo.get(key).getDuration():"")%></td> + <td><%=detailedDayInfo.get(key).getIntervalsCount()%></td> + <td><%=detailedWeekInfo.get(key).getIntervalsCount()%></td> + </tr> +<% + } +%> + </table> +<% + } +%> + </body> +</html>
