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Posted to commits@hbase.apache.org by ji...@apache.org on 2008/08/01 00:40:04 UTC
svn commit: r681525 - in /hadoop/hbase/trunk: CHANGES.txt
src/webapps/master/master.jsp
Author: jimk
Date: Thu Jul 31 15:40:04 2008
New Revision: 681525
URL: http://svn.apache.org/viewvc?rev=681525&view=rev
Log:
HBASE-788 Div by zero in Master.jsp (Clint Morgan via Jim Kellerman)
Modified:
hadoop/hbase/trunk/CHANGES.txt
hadoop/hbase/trunk/src/webapps/master/master.jsp
Modified: hadoop/hbase/trunk/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/hbase/trunk/CHANGES.txt?rev=681525&r1=681524&r2=681525&view=diff
==============================================================================
--- hadoop/hbase/trunk/CHANGES.txt (original)
+++ hadoop/hbase/trunk/CHANGES.txt Thu Jul 31 15:40:04 2008
@@ -219,6 +219,7 @@
HBASE-780 Can't scan '.META.' from new shell
HBASE-424 Should be able to enable/disable .META. table
HBASE-771 Names legal in 0.1 are not in 0.2; breaks migration
+ HBASE-788 Div by zero in Master.jsp (Clint Morgan via Jim Kellerman)
IMPROVEMENTS
HBASE-559 MR example job to count table rows
Modified: hadoop/hbase/trunk/src/webapps/master/master.jsp
URL: http://svn.apache.org/viewvc/hadoop/hbase/trunk/src/webapps/master/master.jsp?rev=681525&r1=681524&r2=681525&view=diff
==============================================================================
--- hadoop/hbase/trunk/src/webapps/master/master.jsp (original)
+++ hadoop/hbase/trunk/src/webapps/master/master.jsp Thu Jul 31 15:40:04 2008
@@ -1,103 +1,106 @@
-<%@ page contentType="text/html;charset=UTF-8"
- import="java.util.*"
- import="org.apache.hadoop.io.Text"
- import="org.apache.hadoop.hbase.util.Bytes"
- 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.HBaseConfiguration"
- import="org.apache.hadoop.hbase.HTableDescriptor" %><%
- HMaster master = (HMaster)getServletContext().getAttribute(HMaster.MASTER);
- HBaseConfiguration conf = master.getConfiguration();
- HServerAddress rootLocation = master.getRootRegionLocation();
- Map<byte [], MetaRegion> onlineRegions = master.getOnlineMetaRegions();
- Map<String, HServerInfo> serverToServerInfos =
- master.getServersToServerInfo();
- int interval = conf.getInt("hbase.regionserver.msginterval", 3000)/1000;
-%><?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"/>
- <meta http-equiv="refresh" content="30"/>
-<title>HBase Master: <%= master.getMasterAddress().getHostname()%>:<%= master.getMasterAddress().getPort() %></title>
-<link rel="stylesheet" type="text/css" href="/static/hbase.css" />
-</head>
-
-<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></p>
-<hr id="head_rule" />
-
-<h2>Master Attributes</h2>
-<table>
-<tr><th>Attribute Name</th><th>Value</th><th>Description</th></tr>
-<tr><td>HBase Version</td><td><%= org.apache.hadoop.hbase.util.VersionInfo.getVersion() %>, r<%= org.apache.hadoop.hbase.util.VersionInfo.getRevision() %></td><td>HBase version and svn revision</td></tr>
-<tr><td>HBase Compiled</td><td><%= org.apache.hadoop.hbase.util.VersionInfo.getDate() %>, <%= org.apache.hadoop.hbase.util.VersionInfo.getUser() %></td><td>When HBase version was compiled and by whom</td></tr>
-<tr><td>Hadoop Version</td><td><%= org.apache.hadoop.util.VersionInfo.getVersion() %>, r<%= org.apache.hadoop.util.VersionInfo.getRevision() %></td><td>Hadoop version and svn revision</td></tr>
-<tr><td>Hadoop Compiled</td><td><%= org.apache.hadoop.util.VersionInfo.getDate() %>, <%= org.apache.hadoop.util.VersionInfo.getUser() %></td><td>When Hadoop version was compiled and by whom</td></tr>
-<tr><td>Filesystem</td><td><%= conf.get("fs.default.name") %></td><td>Filesystem HBase is running on</td></tr>
-<tr><td>HBase Root Directory</td><td><%= master.getRootDir().toString() %></td><td>Location of HBase home directory</td></tr>
-<tr><td>Load average</td><td><%= master.getAverageLoad() %></td><td>Average load across all region servers. Naive computation.</td></tr>
-</table>
-
-<h2>Catalog Tables</h2>
-<%
- if (rootLocation != null) { %>
-<table>
-<tr><th>Table</th><th>Description</th></tr>
-<tr><td><a href=/table.jsp?name=<%= Bytes.toString(HConstants.ROOT_TABLE_NAME) %>><%= Bytes.toString(HConstants.ROOT_TABLE_NAME) %></a></td><td>The -ROOT- table holds references to all .META. regions.</td></tr>
-<%
- if (onlineRegions != null && onlineRegions.size() > 0) { %>
-<tr><td><a href=/table.jsp?name=<%= Bytes.toString(HConstants.META_TABLE_NAME) %>><%= Bytes.toString(HConstants.META_TABLE_NAME) %></a></td><td>The .META. table holds references to all User Table regions</td></tr>
-
-<% } %>
-</table>
-<%} %>
-
-<h2>User Tables</h2>
-<% HTableDescriptor[] tables = new HBaseAdmin(conf).listTables();
- if(tables != null && tables.length > 0) { %>
-<table>
-<tr><th>Table</th><th>Description</th></tr>
-<% for(HTableDescriptor htDesc : tables ) { %>
-<tr><td><a href=/table.jsp?name=<%= htDesc.getNameAsString() %>><%= htDesc.getNameAsString() %></a> </td><td><%= htDesc.toString() %></td></tr>
-<% } %>
-<p> <%= tables.length %> table(s) in set.</p>
-</table>
-<% } %>
-
-<h2>Region Servers</h2>
-<% if (serverToServerInfos != null && serverToServerInfos.size() > 0) { %>
-<% int totalRegions = 0;
- int totalRequests = 0;
-%>
-
-<table>
-<tr><th rowspan=<%= serverToServerInfos.size() + 1%>></th><th>Address</th><th>Start Code</th><th>Load</th></tr>
-<% String[] serverNames = serverToServerInfos.keySet().toArray(new String[serverToServerInfos.size()]);
- Arrays.sort(serverNames);
- for (String serverName: serverNames) {
- HServerInfo hsi = serverToServerInfos.get(serverName);
- String url = "http://" +
- hsi.getServerAddress().getHostname().toString() + ":" +
- hsi.getInfoPort() + "/";
- String hostname = hsi.getServerAddress().getHostname() + ":" + hsi.getServerAddress().getPort();
- totalRegions += hsi.getLoad().getNumberOfRegions();
- totalRequests += hsi.getLoad().getNumberOfRequests() / interval;
- long startCode = hsi.getStartCode();
-%>
-<tr><td><a href="<%= url %>"><%= hostname %></a></td><td><%= startCode %></td><td><%= hsi.getLoad().toString(interval) %></td></tr>
-<% } %>
-<tr><th>Total: </th><td>servers: <%= serverToServerInfos.size() %></td><td> </td><td>requests: <%= totalRequests %> regions: <%= totalRegions %></td></tr>
-</table>
-
-<p>Load is requests per second and count of regions loaded</p>
-<% } %>
-</body>
-</html>
+<%@ page contentType="text/html;charset=UTF-8"
+ import="java.util.*"
+ import="org.apache.hadoop.io.Text"
+ import="org.apache.hadoop.hbase.util.Bytes"
+ 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.HBaseConfiguration"
+ import="org.apache.hadoop.hbase.HTableDescriptor" %><%
+ HMaster master = (HMaster)getServletContext().getAttribute(HMaster.MASTER);
+ HBaseConfiguration conf = master.getConfiguration();
+ HServerAddress rootLocation = master.getRootRegionLocation();
+ Map<byte [], MetaRegion> onlineRegions = master.getOnlineMetaRegions();
+ Map<String, HServerInfo> serverToServerInfos =
+ master.getServersToServerInfo();
+ int interval = conf.getInt("hbase.regionserver.msginterval", 3000)/1000;
+ if (interval == 0) {
+ interval = 1;
+ }
+%><?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"/>
+ <meta http-equiv="refresh" content="30"/>
+<title>HBase Master: <%= master.getMasterAddress().getHostname()%>:<%= master.getMasterAddress().getPort() %></title>
+<link rel="stylesheet" type="text/css" href="/static/hbase.css" />
+</head>
+
+<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></p>
+<hr id="head_rule" />
+
+<h2>Master Attributes</h2>
+<table>
+<tr><th>Attribute Name</th><th>Value</th><th>Description</th></tr>
+<tr><td>HBase Version</td><td><%= org.apache.hadoop.hbase.util.VersionInfo.getVersion() %>, r<%= org.apache.hadoop.hbase.util.VersionInfo.getRevision() %></td><td>HBase version and svn revision</td></tr>
+<tr><td>HBase Compiled</td><td><%= org.apache.hadoop.hbase.util.VersionInfo.getDate() %>, <%= org.apache.hadoop.hbase.util.VersionInfo.getUser() %></td><td>When HBase version was compiled and by whom</td></tr>
+<tr><td>Hadoop Version</td><td><%= org.apache.hadoop.util.VersionInfo.getVersion() %>, r<%= org.apache.hadoop.util.VersionInfo.getRevision() %></td><td>Hadoop version and svn revision</td></tr>
+<tr><td>Hadoop Compiled</td><td><%= org.apache.hadoop.util.VersionInfo.getDate() %>, <%= org.apache.hadoop.util.VersionInfo.getUser() %></td><td>When Hadoop version was compiled and by whom</td></tr>
+<tr><td>Filesystem</td><td><%= conf.get("fs.default.name") %></td><td>Filesystem HBase is running on</td></tr>
+<tr><td>HBase Root Directory</td><td><%= master.getRootDir().toString() %></td><td>Location of HBase home directory</td></tr>
+<tr><td>Load average</td><td><%= master.getAverageLoad() %></td><td>Average load across all region servers. Naive computation.</td></tr>
+</table>
+
+<h2>Catalog Tables</h2>
+<%
+ if (rootLocation != null) { %>
+<table>
+<tr><th>Table</th><th>Description</th></tr>
+<tr><td><a href=/table.jsp?name=<%= Bytes.toString(HConstants.ROOT_TABLE_NAME) %>><%= Bytes.toString(HConstants.ROOT_TABLE_NAME) %></a></td><td>The -ROOT- table holds references to all .META. regions.</td></tr>
+<%
+ if (onlineRegions != null && onlineRegions.size() > 0) { %>
+<tr><td><a href=/table.jsp?name=<%= Bytes.toString(HConstants.META_TABLE_NAME) %>><%= Bytes.toString(HConstants.META_TABLE_NAME) %></a></td><td>The .META. table holds references to all User Table regions</td></tr>
+
+<% } %>
+</table>
+<%} %>
+
+<h2>User Tables</h2>
+<% HTableDescriptor[] tables = new HBaseAdmin(conf).listTables();
+ if(tables != null && tables.length > 0) { %>
+<table>
+<tr><th>Table</th><th>Description</th></tr>
+<% for(HTableDescriptor htDesc : tables ) { %>
+<tr><td><a href=/table.jsp?name=<%= htDesc.getNameAsString() %>><%= htDesc.getNameAsString() %></a> </td><td><%= htDesc.toString() %></td></tr>
+<% } %>
+<p> <%= tables.length %> table(s) in set.</p>
+</table>
+<% } %>
+
+<h2>Region Servers</h2>
+<% if (serverToServerInfos != null && serverToServerInfos.size() > 0) { %>
+<% int totalRegions = 0;
+ int totalRequests = 0;
+%>
+
+<table>
+<tr><th rowspan=<%= serverToServerInfos.size() + 1%>></th><th>Address</th><th>Start Code</th><th>Load</th></tr>
+<% String[] serverNames = serverToServerInfos.keySet().toArray(new String[serverToServerInfos.size()]);
+ Arrays.sort(serverNames);
+ for (String serverName: serverNames) {
+ HServerInfo hsi = serverToServerInfos.get(serverName);
+ String url = "http://" +
+ hsi.getServerAddress().getHostname().toString() + ":" +
+ hsi.getInfoPort() + "/";
+ String hostname = hsi.getServerAddress().getHostname() + ":" + hsi.getServerAddress().getPort();
+ totalRegions += hsi.getLoad().getNumberOfRegions();
+ totalRequests += hsi.getLoad().getNumberOfRequests() / interval;
+ long startCode = hsi.getStartCode();
+%>
+<tr><td><a href="<%= url %>"><%= hostname %></a></td><td><%= startCode %></td><td><%= hsi.getLoad().toString(interval) %></td></tr>
+<% } %>
+<tr><th>Total: </th><td>servers: <%= serverToServerInfos.size() %></td><td> </td><td>requests: <%= totalRequests %> regions: <%= totalRegions %></td></tr>
+</table>
+
+<p>Load is requests per second and count of regions loaded</p>
+<% } %>
+</body>
+</html>