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<div itemprop="articleBody">
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<div class="section" id="jvm">
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<span id="jvm"></span><h1>jvm<a class="headerlink" href="#jvm" title="Permalink to this headline">¶</a></h1>
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<p>Check the JVM profile</p>
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<div class="section" id="usage">
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<span id="usage"></span><h2>Usage<a class="headerlink" href="#usage" title="Permalink to this headline">¶</a></h2>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ jvm
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CATEGORY INFO
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------------------------------------------------------------------------------------------------------------------------------------
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RUNTIME MACHINE-NAME hellodeMacBook-Air.local
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JVM-START-TIME 2015-12-23 10:54:18
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MANAGEMENT-SPEC-VERSION 1.2
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SPEC-NAME Java Virtual Machine Specification
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SPEC-VENDOR Oracle Corporation
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SPEC-VERSION 1.8
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VM-NAME Java HotSpot(TM) 64-Bit Server VM
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VM-VENDOR Oracle Corporation
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VM-VERSION 25.60-b23
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INPUT-ARGUMENTS -Xbootclasspath/a:/Users/hello/.jenv/versions/1.8/lib/tools.jar
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-Djava.util.logging.config.file=/Users/hello/code/java/crash/packaging/target/
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conf/logging.properties
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CLASS-PATH /Users/hello/.jenv/versions/1.8/lib/tools.jar:/Users/hello/code/java/cras
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h/packaging/target/bin/crash.cli-1.3.2-SNAPSHOT.jar::/Users/hello/code/java/cr
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ash/packaging/target/lib/bcpkix-jdk15on-1.51.jar:/Users/hello/code/java/crash/
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packaging/target/lib/bcprov-jdk15on-1.51.jar:/Users/hello/code/java/crash/pack
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aging/target/lib/crash.connectors.ssh-1.3.2-SNAPSHOT-standalone.jar:/Users/hengyuna
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bc/code/java/crash/packaging/target/lib/crash.connectors.telnet-1.3.2-SNAPSHOT-stan
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dalone.jar:/Users/hello/code/java/crash/packaging/target/lib/crash.shell-1.3.2
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-SNAPSHOT.jar:/Users/hello/code/java/crash/packaging/target/lib/groovy-all-1.8
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.9.jar:/Users/hello/code/java/crash/packaging/target/lib/ivy-2.2.0.jar
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BOOT-CLASS-PATH /Library/Java/JavaVirtualMachines/jdk1.8.0_60.jdk/Contents/Home/jre/lib/resources.j
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ar:/Library/Java/JavaVirtualMachines/jdk1.8.0_60.jdk/Contents/Home/jre/lib/rt.jar:/
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Library/Java/JavaVirtualMachines/jdk1.8.0_60.jdk/Contents/Home/jre/lib/sunrsasign.j
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ar:/Library/Java/JavaVirtualMachines/jdk1.8.0_60.jdk/Contents/Home/jre/lib/jsse.jar
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:/Library/Java/JavaVirtualMachines/jdk1.8.0_60.jdk/Contents/Home/jre/lib/jce.jar:/L
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ibrary/Java/JavaVirtualMachines/jdk1.8.0_60.jdk/Contents/Home/jre/lib/charsets.jar:
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/Library/Java/JavaVirtualMachines/jdk1.8.0_60.jdk/Contents/Home/jre/lib/jfr.jar:/Li
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brary/Java/JavaVirtualMachines/jdk1.8.0_60.jdk/Contents/Home/jre/classes:/Users/hen
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gyunabc/.jenv/versions/1.8/lib/tools.jar
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LIBRARY-PATH /Users/hello/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library
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/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:.
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CLASS-LOADING LOADED-CLASS-COUNT 4264
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TOTAL-LOADED-CLASS-COUNT 4264
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UNLOADED-CLASS-COUNT 0
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IS-VERBOSE false
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COMPILATION NAME HotSpot 64-Bit Tiered Compilers
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TOTAL-COMPILE-TIME 5145(ms)
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GARBAGE-COLLECTORS PS Scavenge 6/74(ms)
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[count/time]
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PS MarkSweep 1/64(ms)
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[count/time]
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MEMORY-MANAGERS CodeCacheManager Code Cache
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Metaspace Manager Metaspace
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Compressed Class Space
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PS Scavenge PS Eden Space
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PS Survivor Space
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PS MarkSweep PS Eden Space
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PS Survivor Space
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PS Old Gen
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MEMORY HEAP-MEMORY-USAGE 186646528/134217728/1908932608/31245568
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[committed/init/max/used]
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NO-HEAP-MEMORY-USAGE 35520512/2555904/-1/34584616
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[committed/init/max/used]
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PENDING-FINALIZE-COUNT 0
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OPERATING-SYSTEM OS Mac OS X
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ARCH x86_64
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PROCESSORS-COUNT 4
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LOAD-AVERAGE 2.328125
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VERSION 10.10.5
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THREAD COUNT 16
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DAEMON-COUNT 10
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LIVE-COUNT 18
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STARTED-COUNT 19
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Affect cost in 2 ms.
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</pre></div>
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</div>
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</div>
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<div class="section" id="thread-related">
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<span id="thread-related"></span><h2>thread-related<a class="headerlink" href="#thread-related" title="Permalink to this headline">¶</a></h2>
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<ul class="simple">
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<li>COUNT: the count of active threads</li>
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<li>DAEMON-COUNT: the count of active daemon threads</li>
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<li>LIVE-COUNT: the maximum count of the live threads since JVM starts</li>
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<li>STARTED-COUNT: the total count of the created threads since JVM starts</li>
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</ul>
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© Copyright 2018, Alibaba Middleware Group, and contributors.
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