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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import java.util.ArrayList;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.util.HashSet;</span> |
| <span class="source-line-no">022</span><span id="line-22">import java.util.List;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.Map;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.Set;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.ResourceChecker.Phase;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.util.JVM;</span> |
| <span class="source-line-no">027</span><span id="line-27"></span> |
| <span class="source-line-no">028</span><span id="line-28">/**</span> |
| <span class="source-line-no">029</span><span id="line-29"> * ResourceCheckers when running JUnit tests.</span> |
| <span class="source-line-no">030</span><span id="line-30"> */</span> |
| <span class="source-line-no">031</span><span id="line-31">public final class JUnitResourceCheckers {</span> |
| <span class="source-line-no">032</span><span id="line-32"></span> |
| <span class="source-line-no">033</span><span id="line-33"> private JUnitResourceCheckers() {</span> |
| <span class="source-line-no">034</span><span id="line-34"> }</span> |
| <span class="source-line-no">035</span><span id="line-35"></span> |
| <span class="source-line-no">036</span><span id="line-36"> private static class ThreadResourceAnalyzer extends ResourceChecker.ResourceAnalyzer {</span> |
| <span class="source-line-no">037</span><span id="line-37"> private Set<String> initialThreadNames = new HashSet<>();</span> |
| <span class="source-line-no">038</span><span id="line-38"> private List<String> stringsToLog = null;</span> |
| <span class="source-line-no">039</span><span id="line-39"></span> |
| <span class="source-line-no">040</span><span id="line-40"> @Override</span> |
| <span class="source-line-no">041</span><span id="line-41"> public int getVal(Phase phase) {</span> |
| <span class="source-line-no">042</span><span id="line-42"> Map<Thread, StackTraceElement[]> stackTraces = Thread.getAllStackTraces();</span> |
| <span class="source-line-no">043</span><span id="line-43"> if (phase == Phase.INITIAL) {</span> |
| <span class="source-line-no">044</span><span id="line-44"> stringsToLog = null;</span> |
| <span class="source-line-no">045</span><span id="line-45"> for (Thread t : stackTraces.keySet()) {</span> |
| <span class="source-line-no">046</span><span id="line-46"> initialThreadNames.add(t.getName());</span> |
| <span class="source-line-no">047</span><span id="line-47"> }</span> |
| <span class="source-line-no">048</span><span id="line-48"> } else if (phase == Phase.END) {</span> |
| <span class="source-line-no">049</span><span id="line-49"> if (stackTraces.size() > initialThreadNames.size()) {</span> |
| <span class="source-line-no">050</span><span id="line-50"> stringsToLog = new ArrayList<>();</span> |
| <span class="source-line-no">051</span><span id="line-51"> for (Thread t : stackTraces.keySet()) {</span> |
| <span class="source-line-no">052</span><span id="line-52"> if (!initialThreadNames.contains(t.getName())) {</span> |
| <span class="source-line-no">053</span><span id="line-53"> stringsToLog.add("\nPotentially hanging thread: " + t.getName() + "\n");</span> |
| <span class="source-line-no">054</span><span id="line-54"> StackTraceElement[] stackElements = stackTraces.get(t);</span> |
| <span class="source-line-no">055</span><span id="line-55"> for (StackTraceElement ele : stackElements) {</span> |
| <span class="source-line-no">056</span><span id="line-56"> stringsToLog.add("\t" + ele + "\n");</span> |
| <span class="source-line-no">057</span><span id="line-57"> }</span> |
| <span class="source-line-no">058</span><span id="line-58"> }</span> |
| <span class="source-line-no">059</span><span id="line-59"> }</span> |
| <span class="source-line-no">060</span><span id="line-60"> }</span> |
| <span class="source-line-no">061</span><span id="line-61"> }</span> |
| <span class="source-line-no">062</span><span id="line-62"> return stackTraces.size();</span> |
| <span class="source-line-no">063</span><span id="line-63"> }</span> |
| <span class="source-line-no">064</span><span id="line-64"></span> |
| <span class="source-line-no">065</span><span id="line-65"> @Override</span> |
| <span class="source-line-no">066</span><span id="line-66"> public int getMax() {</span> |
| <span class="source-line-no">067</span><span id="line-67"> return 500;</span> |
| <span class="source-line-no">068</span><span id="line-68"> }</span> |
| <span class="source-line-no">069</span><span id="line-69"></span> |
| <span class="source-line-no">070</span><span id="line-70"> @Override</span> |
| <span class="source-line-no">071</span><span id="line-71"> public List<String> getStringsToLog() {</span> |
| <span class="source-line-no">072</span><span id="line-72"> return stringsToLog;</span> |
| <span class="source-line-no">073</span><span id="line-73"> }</span> |
| <span class="source-line-no">074</span><span id="line-74"> }</span> |
| <span class="source-line-no">075</span><span id="line-75"></span> |
| <span class="source-line-no">076</span><span id="line-76"> private static class OpenFileDescriptorResourceAnalyzer extends ResourceChecker.ResourceAnalyzer {</span> |
| <span class="source-line-no">077</span><span id="line-77"> @Override</span> |
| <span class="source-line-no">078</span><span id="line-78"> public int getVal(Phase phase) {</span> |
| <span class="source-line-no">079</span><span id="line-79"> if (!JVM.isUnix()) {</span> |
| <span class="source-line-no">080</span><span id="line-80"> return 0;</span> |
| <span class="source-line-no">081</span><span id="line-81"> }</span> |
| <span class="source-line-no">082</span><span id="line-82"> JVM jvm = new JVM();</span> |
| <span class="source-line-no">083</span><span id="line-83"> return (int) jvm.getOpenFileDescriptorCount();</span> |
| <span class="source-line-no">084</span><span id="line-84"> }</span> |
| <span class="source-line-no">085</span><span id="line-85"></span> |
| <span class="source-line-no">086</span><span id="line-86"> @Override</span> |
| <span class="source-line-no">087</span><span id="line-87"> public int getMax() {</span> |
| <span class="source-line-no">088</span><span id="line-88"> return 1024;</span> |
| <span class="source-line-no">089</span><span id="line-89"> }</span> |
| <span class="source-line-no">090</span><span id="line-90"> }</span> |
| <span class="source-line-no">091</span><span id="line-91"></span> |
| <span class="source-line-no">092</span><span id="line-92"> private static class MaxFileDescriptorResourceAnalyzer extends ResourceChecker.ResourceAnalyzer {</span> |
| <span class="source-line-no">093</span><span id="line-93"> @Override</span> |
| <span class="source-line-no">094</span><span id="line-94"> public int getVal(Phase phase) {</span> |
| <span class="source-line-no">095</span><span id="line-95"> if (!JVM.isUnix()) {</span> |
| <span class="source-line-no">096</span><span id="line-96"> return 0;</span> |
| <span class="source-line-no">097</span><span id="line-97"> }</span> |
| <span class="source-line-no">098</span><span id="line-98"> JVM jvm = new JVM();</span> |
| <span class="source-line-no">099</span><span id="line-99"> return (int) jvm.getMaxFileDescriptorCount();</span> |
| <span class="source-line-no">100</span><span id="line-100"> }</span> |
| <span class="source-line-no">101</span><span id="line-101"> }</span> |
| <span class="source-line-no">102</span><span id="line-102"></span> |
| <span class="source-line-no">103</span><span id="line-103"> private static class SystemLoadAverageResourceAnalyzer extends ResourceChecker.ResourceAnalyzer {</span> |
| <span class="source-line-no">104</span><span id="line-104"> @Override</span> |
| <span class="source-line-no">105</span><span id="line-105"> public int getVal(Phase phase) {</span> |
| <span class="source-line-no">106</span><span id="line-106"> if (!JVM.isUnix()) {</span> |
| <span class="source-line-no">107</span><span id="line-107"> return 0;</span> |
| <span class="source-line-no">108</span><span id="line-108"> }</span> |
| <span class="source-line-no">109</span><span id="line-109"> return (int) (new JVM().getSystemLoadAverage() * 100);</span> |
| <span class="source-line-no">110</span><span id="line-110"> }</span> |
| <span class="source-line-no">111</span><span id="line-111"> }</span> |
| <span class="source-line-no">112</span><span id="line-112"></span> |
| <span class="source-line-no">113</span><span id="line-113"> private static class ProcessCountResourceAnalyzer extends ResourceChecker.ResourceAnalyzer {</span> |
| <span class="source-line-no">114</span><span id="line-114"> @Override</span> |
| <span class="source-line-no">115</span><span id="line-115"> public int getVal(Phase phase) {</span> |
| <span class="source-line-no">116</span><span id="line-116"> if (!JVM.isUnix()) {</span> |
| <span class="source-line-no">117</span><span id="line-117"> return 0;</span> |
| <span class="source-line-no">118</span><span id="line-118"> }</span> |
| <span class="source-line-no">119</span><span id="line-119"> return new JVM().getNumberOfRunningProcess();</span> |
| <span class="source-line-no">120</span><span id="line-120"> }</span> |
| <span class="source-line-no">121</span><span id="line-121"> }</span> |
| <span class="source-line-no">122</span><span id="line-122"></span> |
| <span class="source-line-no">123</span><span id="line-123"> private static class AvailableMemoryMBResourceAnalyzer extends ResourceChecker.ResourceAnalyzer {</span> |
| <span class="source-line-no">124</span><span id="line-124"> @Override</span> |
| <span class="source-line-no">125</span><span id="line-125"> public int getVal(Phase phase) {</span> |
| <span class="source-line-no">126</span><span id="line-126"> if (!JVM.isUnix()) {</span> |
| <span class="source-line-no">127</span><span id="line-127"> return 0;</span> |
| <span class="source-line-no">128</span><span id="line-128"> }</span> |
| <span class="source-line-no">129</span><span id="line-129"> return (int) (new JVM().getFreeMemory() / (1024L * 1024L));</span> |
| <span class="source-line-no">130</span><span id="line-130"> }</span> |
| <span class="source-line-no">131</span><span id="line-131"> }</span> |
| <span class="source-line-no">132</span><span id="line-132"></span> |
| <span class="source-line-no">133</span><span id="line-133"> public static void addResourceAnalyzer(ResourceChecker rc) {</span> |
| <span class="source-line-no">134</span><span id="line-134"> rc.addResourceAnalyzer(new ThreadResourceAnalyzer());</span> |
| <span class="source-line-no">135</span><span id="line-135"> rc.addResourceAnalyzer(new OpenFileDescriptorResourceAnalyzer());</span> |
| <span class="source-line-no">136</span><span id="line-136"> rc.addResourceAnalyzer(new MaxFileDescriptorResourceAnalyzer());</span> |
| <span class="source-line-no">137</span><span id="line-137"> rc.addResourceAnalyzer(new SystemLoadAverageResourceAnalyzer());</span> |
| <span class="source-line-no">138</span><span id="line-138"> rc.addResourceAnalyzer(new ProcessCountResourceAnalyzer());</span> |
| <span class="source-line-no">139</span><span id="line-139"> rc.addResourceAnalyzer(new AvailableMemoryMBResourceAnalyzer());</span> |
| <span class="source-line-no">140</span><span id="line-140"> }</span> |
| <span class="source-line-no">141</span><span id="line-141">}</span> |
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| </pre> |
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