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137 lines
63 KiB
HTML
137 lines
63 KiB
HTML
3 years ago
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<!DOCTYPE html>
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<html lang="en-US">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width,initial-scale=1">
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<meta name="generator" content="VuePress 2.0.0-beta.49">
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<style>
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:root {
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--c-bg: #fff;
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}
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html.dark {
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--c-bg: #22272e;
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}
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html, body {
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background-color: var(--c-bg);
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}
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<script>
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const userMode = localStorage.getItem('vuepress-color-scheme');
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const systemDarkMode = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches;
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if (userMode === 'dark' || (userMode !== 'light' && systemDarkMode)) {
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document.documentElement.classList.toggle('dark', true);
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}
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</script>
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<link rel="icon" href="/images/favicon.ico"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta property="og:title" content="Arthas"><meta property="og:image:alt" content="Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - Fatpandac/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas"><meta property="og:image" content="/images/arthas_mate_image.png"><meta property="og:description" content="Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - Fatpandac/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas"><meta property="og:image:width" content="1200"><meta property="og:image:height" content="600"><meta property="twitter:image:src" content="/images/arthas_mate_image.png"><meta property="twitter:image:alt" content="Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - Fatpandac/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas"><script>
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(function() {
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var hm = document.createElement("script");
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hm.src = "https://hm.baidu.com/hm.js?d5c5e25b100f0eb51a4c35c8a86ea9b4";
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s.parentNode.insertBefore(hm, s);
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})();
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</script><title>sysprop | arthas</title><meta name="description" content="arthas user document">
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<link rel="modulepreload" href="/assets/app.b2be689e.js"><link rel="modulepreload" href="/assets/sysprop.html.42196825.js"><link rel="modulepreload" href="/assets/sysprop.html.b112fbfa.js"><link rel="prefetch" href="/assets/index.html.45b69b3a.js"><link rel="prefetch" href="/assets/index.html.76ea9ae7.js"><link rel="prefetch" href="/assets/index.html.f5d6a449.js"><link rel="prefetch" href="/assets/advanced-use.html.e598a294.js"><link rel="prefetch" href="/assets/advice-class.html.36067001.js"><link rel="prefetch" href="/assets/agent.html.9015da1d.js"><link rel="prefetch" href="/assets/arthas-properties.html.cee1ed6b.js"><link rel="prefetch" href="/assets/arthas3.html.acc26c6e.js"><link rel="prefetch" href="/assets/async.html.e27f256b.js"><link rel="prefetch" href="/assets/auth.html.32218e6b.js"><link rel="prefetch" href="/assets/base64.html.4047e29e.js"><link rel="prefetch" href="/assets/batch-support.html.7ecb82c6.js"><link rel="prefetch" href="/assets/cat.html.cc30c619.js"><link rel="prefetch" href="/assets/classloader.html.6c401b19.js"><link rel="prefetch" href="/assets/cls.html.5a559768.js"><link rel="prefetch" href="/assets/commands.html.fab4bb12.js"><link rel="prefetch" href="/assets/contact-us.html.edf149ad.js"><link rel="prefetch" href="/assets/dashboard.html.4eb977c5.js"><link rel="prefetch" href="/assets/docker.html.811af1aa.js"><link rel="prefetch" href="/assets/download.html.54eca683.js"><link rel="prefetch" href="/assets/dump.html.cecedbdc.js"><link rel="prefetch" href="/assets/echo.html.046fded9.js"><link rel="prefetch" href="/assets/faq.html.4b73f02d.js"><link rel="prefetch" href="/assets/getstatic.html.8b8918aa.js"><link rel="prefetch" href="/assets/grep.html.9589e767.js"><link rel="prefetch" href="/assets/groovy.html.a7b151ba.js"><link rel="prefetch" href="/assets/heapdump.html.3779c034.js"><link rel="prefetch" href="/assets/help.html.1ee751af.js"><link rel="prefetch" href="/assets/history.html.6d544ac4.js"><link rel="prefetch" href="/assets/http-api.html.1ee2ca01.js"><link rel="prefetch" href="/assets/idea-plugin.html.3d23f092.js"><link rel="prefetch" href="/assets/install-detail.html.e60cda0e.js"><link rel="prefetch" href="/assets/jad.html.7cc2f9ab.js"><link rel="prefetch" href="/assets/jvm.html.99f686c2.js"><link rel="prefetch" href="/assets/keymap.html.152983ec.js"><link rel="prefetch" href="/assets/logger.html.37652f5a.js"><link rel="prefetch" href="/assets/manual-install.html.ec6f137a.js"><link rel="prefetch" href="/assets/mbean.html.dd61851f.js"><link rel="prefetch" href="/assets/mc.html.4ad9c4ed.js"><link rel="prefetch" href="/assets/memory.html.987bdeb1.js"><link rel="prefetch" href="/assets/monitor.html.39213eeb.js"><link rel="prefetch" href="/assets/ognl.html.94fd12b2.js"><link rel="prefetch" href="/assets/options.html.ff8fe789.js"><link rel="prefetch" href="/assets/perfcounter.html.4ad1dec5.js"><link rel="prefetch" href="/assets/profiler.html.235e7cd3.js"><link rel="prefetch" href="/assets/pwd.html.31c88e07.js"><link rel="prefetch" href="/assets/quick-start.html.ecd924ae.js"><link rel="prefetch" href="/assets/quit.html.f082ff2d.js"><link rel="prefetch" href="/assets/redefine.html.9dc81560.js"><link rel="prefetch" href="/assets/release-notes.html.ceeefd88.js"><link rel="prefetch" href="/assets/reset.html.fb7a3c31.js"><link rel="prefetch" href="/assets/retransform.html.c3f8c24d.js"><link rel="prefetch" href="/assets/save-log.html.b8840842.js"><link rel="prefetch" href="/assets/sc.html.46898c95.js"><link rel="prefetch" href="/assets/session.html.e39a5ae5.js"><link rel="prefetch" href="/assets/sm.html.3335d118.js"><link rel="prefetch" href="/assets/spring-boot-starter.html.15a438ba.js"><link rel="prefetch" href="/assets/stack.html.6cf13a4b.js"><link rel="prefetch" href="/assets/start-arthas.html.073b53b8.js"><link rel="prefetch" href="/assets/stop.html.4353502b.js"><link rel="prefetch" href="/assets/sysenv.html.b3de9636.js"><link rel="prefetch" href="/assets/sysprop.html.bad87bbb.js"><link rel="prefetch" href="/assets/tee.html.1dcb7a40.js"><link rel="prefetch" href="/assets/thread.html.11eeb
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<link rel="stylesheet" href="/assets/style.eaa9a6b4.css">
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</head>
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<body>
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<div id="app"><!--[--><div class="theme-container"><!--[--><header class="navbar"><div class="toggle-sidebar-button" title="toggle sidebar" aria-expanded="false" role="button" tabindex="0"><div class="icon" aria-hidden="true"><span></span><span></span><span></span></div></div><span><a href="/en/" class=""><!----><span class="site-name can-hide">arthas</span></a></span><div class="navbar-items-wrapper" style=""><!--[--><!--]--><nav class="navbar-items can-hide"><!--[--><div class="navbar-item"><a href="/en/" class="" aria-label="HOME"><!--[--><!--]--> HOME <!--[--><!--]--></a></div><div class="navbar-item"><a class="external-link" href="/doc/arthas-tutorials.html?language=en&id=arthas-basics" rel="noopener noreferrer" target="_blank" aria-label="ONLINE TUTORIALS"><!--[--><!--]--><span>ONLINE TUTORIALS</span><span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></div><div class="navbar-item"><a href="/en/doc" class="router-link-active" aria-label="DOCS"><!--[--><!--]--> DOCS <!--[--><!--]--></a></div><div class="navbar-item"><div class="navbar-dropdown-wrapper"><button class="navbar-dropdown-title" type="button" aria-label="SOLUTIONS"><span class="title">SOLUTIONS</span><span class="arrow down"></span></button><button class="navbar-dropdown-title-mobile" type="button" aria-label="SOLUTIONS"><span class="title">SOLUTIONS</span><span class="right arrow"></span></button><ul style="display:none;" class="navbar-dropdown"><!--[--><li class="navbar-dropdown-item"><a class="external-link" href="https://cn.aliyun.com/product/aliware/mse?spm=arthas.topbar.0.0.0" rel="noopener noreferrer" target="_blank" aria-label="Microservice solutions"><!--[--><!--]--><span>Microservice solutions</span><span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></li><li class="navbar-dropdown-item"><a class="external-link" href="https://www.aliyun.com/aliware/txc?spm=arthas.topbar.0.0.0" rel="noopener noreferrer" target="_blank" aria-label="Distributed transaction solutions"><!--[--><!--]--><span>Distributed transaction solutions</span><span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></li><li class="navbar-dropdown-item"><a class="external-link" href="https://www.aliyun.com/product/ahas?spm=arthas.topbar.0.0.0" rel="noopener noreferrer" target="_blank" aria-label="High-availability solution"><!--[--><!--]--><span>High-availability solution</span><span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M1
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sysprop [-h] [property-name] [property-value]
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SUMMARY:
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Display, and change all the system properties.
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EXAMPLES:
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sysprop
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sysprop file.encoding
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sysprop production.mode true
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WIKI:
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https://arthas.aliyun.com/doc/sysprop
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OPTIONS:
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-h, --help this help
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<property-name> property name
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<property-value> property value
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</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h4 id="check-all-properties" tabindex="-1"><a class="header-anchor" href="#check-all-properties" aria-hidden="true">#</a> Check all properties</h4><div class="language-text ext-text line-numbers-mode"><pre class="language-text"><code>$ sysprop
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KEY VALUE
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-------------------------------------------------------------------------------------------------------------------------------------
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java.runtime.name Java(TM) SE Runtime Environment
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sun.boot.library.path /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/lib
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java.vm.version 25.51-b03
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user.country.format CN
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gopherProxySet false
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java.vm.vendor Oracle Corporation
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java.vendor.url http://java.oracle.com/
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path.separator :
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java.vm.name Java HotSpot(TM) 64-Bit Server VM
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file.encoding.pkg sun.io
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user.country US
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sun.java.launcher SUN_STANDARD
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sun.os.patch.level unknown
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java.vm.specification.name Java Virtual Machine Specification
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user.dir /private/var/tmp
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java.runtime.version 1.8.0_51-b16
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java.awt.graphicsenv sun.awt.CGraphicsEnvironment
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java.endorsed.dirs /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/lib/endors
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ed
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os.arch x86_64
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java.io.tmpdir /var/folders/2c/tbxwzs4s4sbcvh7frbcc7n000000gn/T/
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line.separator
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java.vm.specification.vendor Oracle Corporation
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os.name Mac OS X
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sun.jnu.encoding UTF-8
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java.library.path /Users/wangtao/Library/Java/Extensions:/Library/Java/Extensions:/Network/Libra
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ry/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:.
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sun.nio.ch.bugLevel
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java.specification.name Java Platform API Specification
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java.class.version 52.0
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sun.management.compiler HotSpot 64-Bit Tiered Compilers
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os.version 10.12.6
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user.home /Users/wangtao
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user.timezone Asia/Shanghai
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java.awt.printerjob sun.lwawt.macosx.CPrinterJob
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file.encoding UTF-8
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java.specification.version 1.8
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user.name wangtao
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java.class.path .
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java.vm.specification.version 1.8
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sun.arch.data.model 64
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java.home /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre
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sun.java.command Test
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java.specification.vendor Oracle Corporation
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user.language en
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awt.toolkit sun.lwawt.macosx.LWCToolkit
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java.vm.info mixed mode
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java.version 1.8.0_51
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java.ext.dirs /Users/wangtao/Library/Java/Extensions:/Library/Java/JavaVirtualMachines/jdk1.
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8.0_51.jdk/Contents/Home/jre/lib/ext:/Library/Java/Extensions:/Network/Library
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/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java
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sun.boot.class.path /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/lib/resour
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ces.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/li
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b/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/l
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ib/sunrsasign.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/H
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ome/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Content
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s/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Conte
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nts/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jd
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k/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.
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jdk/Contents/Home/jre/classes
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java.vendor Oracle Corporation
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file.separator /
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java.vendor.url.bug http://bugreport.sun.com/bugreport/
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sun.cpu.endian little
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sun.io.unicode.encoding UnicodeBig
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sun.cpu.isalist
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</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h4 id="check-one-single-property" tabindex="-1"><a class="header-anchor" href="#check-one-single-property" aria-hidden="true">#</a> Check One Single Property</h4><div class="custom-container tip"><p class="custom-container-title">TIP</p><p>Use <code>tab</code> for auto-completion</p></div><div class="language-bash ext-sh line-numbers-mode"><pre class="language-bash"><code>$ sysprop java.version
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java.version<span class="token operator">=</span><span class="token number">1.8</span>.0_51
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</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div></div></div><h4 id="modify-single-property" tabindex="-1"><a class="header-anchor" href="#modify-single-property" aria-hidden="true">#</a> Modify Single Property</h4><div class="language-text ext-text line-numbers-mode"><pre class="language-text"><code>$ sysprop user.country
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user.country=US
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$ sysprop user.country CN
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Successfully changed the system property.
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user.country=CN
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