mirror of https://github.com/apache/lucene.git
111 lines
3.9 KiB
Plaintext
111 lines
3.9 KiB
Plaintext
<%@ page contentType="text/xml; charset=utf-8" pageEncoding="UTF-8" language="java" %>
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<%--
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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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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<%@ page import="org.apache.solr.core.SolrCore,
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java.lang.management.ManagementFactory,
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java.lang.management.ThreadMXBean,
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java.lang.management.ThreadInfo,
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java.io.IOException,
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org.apache.solr.common.util.XML"%>
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<%@include file="_info.jsp" %>
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<?xml-stylesheet type="text/xsl" href="threaddump.xsl"?>
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<%!
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static ThreadMXBean tmbean = ManagementFactory.getThreadMXBean();
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%>
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<solr>
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<core><%= collectionName %></core>
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<system>
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<jvm>
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<version><%=System.getProperty("java.vm.version")%></version>
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<name><%=System.getProperty("java.vm.name")%></name>
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</jvm>
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<threadCount>
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<current><%=tmbean.getThreadCount()%></current>
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<peak><%=tmbean.getPeakThreadCount()%></peak>
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<daemon><%=tmbean.getDaemonThreadCount()%></daemon>
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</threadCount>
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<%
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long[] tids;
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ThreadInfo[] tinfos;
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tids = tmbean.findMonitorDeadlockedThreads();
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if (tids != null) {
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out.println(" <deadlocks>");
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tinfos = tmbean.getThreadInfo(tids, Integer.MAX_VALUE);
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for (ThreadInfo ti : tinfos) {
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printThreadInfo(ti, out);
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}
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out.println(" </deadlocks>");
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}
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%>
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<%
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tids = tmbean.getAllThreadIds();
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tinfos = tmbean.getThreadInfo(tids, Integer.MAX_VALUE);
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out.println(" <threadDump>");
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for (ThreadInfo ti : tinfos) {
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printThreadInfo(ti, out);
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}
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out.println(" </threadDump>");
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%>
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</system>
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</solr>
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<%!
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static void printThreadInfo(ThreadInfo ti, JspWriter out) throws IOException {
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long tid = ti.getThreadId();
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out.println(" <thread>");
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out.println(" <id>" + tid + "</id>");
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out.print(" <name>");
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XML.escapeCharData(ti.getThreadName(), out);
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out.println("</name>");
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out.println(" <state>" + ti.getThreadState() + "</state>");
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if (ti.getLockName() != null) {
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out.println(" <lock>" + ti.getLockName() + "</lock>");
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}
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if (ti.isSuspended()) {
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out.println(" <suspended/>");
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}
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if (ti.isInNative()) {
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out.println(" <inNative/>");
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}
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if (tmbean.isThreadCpuTimeSupported()) {
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out.println(" <cpuTime>" + formatNanos(tmbean.getThreadCpuTime(tid)) + "</cpuTime>");
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out.println(" <userTime>" + formatNanos(tmbean.getThreadUserTime(tid)) + "</userTime>");
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}
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if (ti.getLockOwnerName() != null) {
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out.println(" <owner>");
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out.println(" <name>" + ti.getLockOwnerName() + "</name>");
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out.println(" <id>" + ti.getLockOwnerId() + "</id>");
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out.println(" </owner>");
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}
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out.println(" <stackTrace>");
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for (StackTraceElement ste : ti.getStackTrace()) {
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out.print(" <line>");
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XML.escapeCharData("at " + ste.toString(), out);
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out.println(" </line>");
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}
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out.println(" </stackTrace>");
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out.println(" </thread>");
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}
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static String formatNanos(long ns) {
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return String.format("%.4fms", ns / (double) 1000000);
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}
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%>
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