mirror of https://github.com/alibaba/arthas.git
update doc to 3.0.5
parent
feedcb9556
commit
9081c41308
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sysenv
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=======================
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> 查看当前JVM的环境属性(`System Environment Variables`)
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### 使用参考
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```
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USAGE:
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sysenv [-h] [env-name]
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|
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SUMMARY:
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Display the system env.
|
||||
|
||||
EXAMPLES:
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sysenv
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sysenv USER
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|
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WIKI:
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https://alibaba.github.io/arthas/sysenv
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|
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OPTIONS:
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-h, --help this help
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<env-name> env name
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```
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#### 查看所有环境变量
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|
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|
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```
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$ sysenv
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KEY VALUE
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----------------------------------------------------------------------------------------------------------------------------
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PATH /Users/admin/.sdkman/candidates/visualvm/current/bin:/Users/admin/.sdkman/candidates/ja
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va/current/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/Applications/Wireshark.app/Contents/
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MacOS
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SDKMAN_VERSION 5.7.3+337
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JAVA_HOME /Users/admin/.sdkman/candidates/java/current
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JAVA_MAIN_CLASS_65244 demo.MathGame
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TERM xterm-256color
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LANG zh_CN.UTF-8
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AUTOJUMP_SOURCED 1
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COLORTERM truecolor
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LOGNAME admin
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XPC_SERVICE_NAME 0
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PWD /Users/admin/code/ali/arthas/demo
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TERM_PROGRAM_VERSION 3.2.5
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_ /Users/admin/.sdkman/candidates/java/current/bin/java
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SHELL /bin/bash
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TERM_PROGRAM iTerm.app
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SDKMAN_PLATFORM Darwin
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USER admin
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ITERM_PROFILE Default
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TMPDIR /var/folders/0r/k561bkk917gg972stqclbz9h0000gn/T/
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XPC_FLAGS 0x0
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TERM_SESSION_ID w0t4p0:60BC264D-9649-42AC-A7E4-AF85B69F93F8
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__CF_USER_TEXT_ENCODING 0x1F5:0x19:0x34
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Apple_PubSub_Socket_Ren /private/tmp/com.apple.launchd.DwmmjSQsll/Render
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der
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COLORFGBG 7;0
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HOME /Users/admin
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SHLVL 1
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AUTOJUMP_ERROR_PATH /Users/admin/Library/autojump/errors.log
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```
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#### 查看单个环境变量
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> 支持通过`TAB`键自动补全
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```
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$ sysenv USER
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USER=admin
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```
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# Sphinx build info version 1
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# This file hashes the configuration used when building these files. When it is not found, a full rebuild will be done.
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config: 673c98f49923d0efbba440c2e499bc10
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tags: 645f666f9bcd5a90fca523b33c5a78b7
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ognl
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===
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> Execute ognl expression.
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Since 3.0.5.
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### Parameters
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|Name|Specification|
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|---:|:---|
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|*express*|expression to be executed|
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|`[c:]`| The hashcode of the ClassLoader that executes the expression, default ClassLoader is SystemClassLoader. |
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|[x]|Expand level of object (1 by default).|
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|
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### Usage
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* [Special usages](https://github.com/alibaba/arthas/issues/71)
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* [OGNL official guide](https://commons.apache.org/proper/commons-ognl/language-guide.html)
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Call static method:
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```bash
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$ ognl '@java.lang.System@out.println("hello")'
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null
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```
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Get static field:
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```bash
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$ ognl '@demo.MathGame@random'
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@Random[
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serialVersionUID=@Long[3905348978240129619],
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seed=@AtomicLong[125451474443703],
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multiplier=@Long[25214903917],
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addend=@Long[11],
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mask=@Long[281474976710655],
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DOUBLE_UNIT=@Double[1.1102230246251565E-16],
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BadBound=@String[bound must be positive],
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BadRange=@String[bound must be greater than origin],
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BadSize=@String[size must be non-negative],
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seedUniquifier=@AtomicLong[-3282039941672302964],
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nextNextGaussian=@Double[0.0],
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haveNextNextGaussian=@Boolean[false],
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serialPersistentFields=@ObjectStreamField[][isEmpty=false;size=3],
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unsafe=@Unsafe[sun.misc.Unsafe@28ea5898],
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seedOffset=@Long[24],
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]
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```
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Execute a multi-line expression, and return a list:
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```bash
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$ ognl '#value1=@System@getProperty("java.home"), #value2=@System@getProperty("java.runtime.name"), {#value1, #value2}'
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@ArrayList[
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@String[/opt/java/8.0.181-zulu/jre],
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@String[OpenJDK Runtime Environment],
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]
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```
|
@ -0,0 +1,73 @@
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sysenv
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=======================
|
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|
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> View the current JVM environment variables.
|
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|
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### Usage
|
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|
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```
|
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USAGE:
|
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sysenv [-h] [env-name]
|
||||
|
||||
SUMMARY:
|
||||
Display the system env.
|
||||
|
||||
EXAMPLES:
|
||||
sysenv
|
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sysenv USER
|
||||
|
||||
WIKI:
|
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https://alibaba.github.io/arthas/sysenv
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||||
|
||||
OPTIONS:
|
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-h, --help this help
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<env-name> env name
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```
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|
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#### View all environment variables
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|
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|
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```
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$ sysenv
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KEY VALUE
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----------------------------------------------------------------------------------------------------------------------------
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PATH /Users/admin/.sdkman/candidates/visualvm/current/bin:/Users/admin/.sdkman/candidates/ja
|
||||
va/current/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/Applications/Wireshark.app/Contents/
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||||
MacOS
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SDKMAN_VERSION 5.7.3+337
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JAVA_HOME /Users/admin/.sdkman/candidates/java/current
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JAVA_MAIN_CLASS_65244 demo.MathGame
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TERM xterm-256color
|
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LANG zh_CN.UTF-8
|
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AUTOJUMP_SOURCED 1
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COLORTERM truecolor
|
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LOGNAME admin
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XPC_SERVICE_NAME 0
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PWD /Users/admin/code/ali/arthas/demo
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TERM_PROGRAM_VERSION 3.2.5
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_ /Users/admin/.sdkman/candidates/java/current/bin/java
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SHELL /bin/bash
|
||||
TERM_PROGRAM iTerm.app
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SDKMAN_PLATFORM Darwin
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USER admin
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ITERM_PROFILE Default
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TMPDIR /var/folders/0r/k561bkk917gg972stqclbz9h0000gn/T/
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XPC_FLAGS 0x0
|
||||
TERM_SESSION_ID w0t4p0:60BC264D-9649-42AC-A7E4-AF85B69F93F8
|
||||
__CF_USER_TEXT_ENCODING 0x1F5:0x19:0x34
|
||||
Apple_PubSub_Socket_Ren /private/tmp/com.apple.launchd.DwmmjSQsll/Render
|
||||
der
|
||||
COLORFGBG 7;0
|
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HOME /Users/admin
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SHLVL 1
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AUTOJUMP_ERROR_PATH /Users/admin/Library/autojump/errors.log
|
||||
```
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|
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#### View individual environment variables
|
||||
|
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> Use `tab` for auto-completion
|
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|
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```
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$ sysenv USER
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USER=admin
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||||
```
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<!DOCTYPE html>
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||||
<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
|
||||
<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
|
||||
<head>
|
||||
<meta charset="utf-8">
|
||||
|
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
||||
|
||||
<title>ognl — Arthas 3.0.6-SNAPSHOT documentation</title>
|
||||
|
||||
|
||||
|
||||
|
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<link rel="shortcut icon" href="_static/favicon.ico"/>
|
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|
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|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
<link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
|
||||
<link rel="stylesheet" href="_static/pygments.css" type="text/css" />
|
||||
<link rel="stylesheet" href="_static/overrides.css" type="text/css" />
|
||||
<link rel="index" title="Index" href="genindex.html" />
|
||||
<link rel="search" title="Search" href="search.html" />
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<link rel="next" title="sc" href="sc.html" />
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<link rel="prev" title="getstatic" href="getstatic.html" />
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<script src="_static/center_page.js"></script>
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||||
|
||||
|
||||
<script src="_static/js/modernizr.min.js"></script>
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|
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</head>
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<body class="wy-body-for-nav">
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<div class="wy-grid-for-nav">
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<nav data-toggle="wy-nav-shift" class="wy-nav-side">
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<div class="wy-side-scroll">
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<div class="wy-side-nav-search">
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|
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|
||||
<a href="index.html" class="icon icon-home"> Arthas
|
||||
|
||||
|
||||
|
||||
</a>
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||||
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||||
|
||||
|
||||
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||||
<div class="version">
|
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3.0.6-SNAPSHOT
|
||||
</div>
|
||||
|
||||
|
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|
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|
||||
<div role="search">
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<form id="rtd-search-form" class="wy-form" action="search.html" method="get">
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<input type="text" name="q" placeholder="Search docs" />
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<input type="hidden" name="check_keywords" value="yes" />
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<input type="hidden" name="area" value="default" />
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</form>
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</div>
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|
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</div>
|
||||
|
||||
<div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
<ul class="current">
|
||||
<li class="toctree-l1"><a class="reference internal" href="install-detail.html">Installation</a></li>
|
||||
<li class="toctree-l1"><a class="reference internal" href="quick-start.html">Quick start</a></li>
|
||||
<li class="toctree-l1"><a class="reference internal" href="advanced-use.html">Advanced usage</a></li>
|
||||
<li class="toctree-l1 current"><a class="reference internal" href="commands.html">Commands</a><ul class="current">
|
||||
<li class="toctree-l2"><a class="reference internal" href="dashboard.html">dashboard</a></li>
|
||||
<li class="toctree-l2"><a class="reference internal" href="thread.html">thread</a></li>
|
||||
<li class="toctree-l2"><a class="reference internal" href="jvm.html">jvm</a></li>
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<li class="toctree-l2"><a class="reference internal" href="sysprop.html">sysprop</a></li>
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<li class="toctree-l2"><a class="reference internal" href="sysenv.html">sysenv</a></li>
|
||||
<li class="toctree-l2"><a class="reference internal" href="getstatic.html">getstatic</a></li>
|
||||
<li class="toctree-l2 current"><a class="current reference internal" href="#">ognl</a><ul>
|
||||
<li class="toctree-l3"><a class="reference internal" href="#parameters">Parameters</a></li>
|
||||
<li class="toctree-l3"><a class="reference internal" href="#usage">Usage</a><ul>
|
||||
<li class="toctree-l4"><a class="reference external" href="https://github.com/alibaba/arthas/issues/71">Special usages</a></li>
|
||||
<li class="toctree-l4"><a class="reference external" href="https://commons.apache.org/proper/commons-ognl/language-guide.html">OGNL official guide</a></li>
|
||||
</ul>
|
||||
</li>
|
||||
</ul>
|
||||
</li>
|
||||
<li class="toctree-l2"><a class="reference internal" href="sc.html">sc</a></li>
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<li class="toctree-l2"><a class="reference internal" href="sm.html">sm</a></li>
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<li class="toctree-l2"><a class="reference internal" href="dump.html">dump</a></li>
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<li class="toctree-l2"><a class="reference internal" href="jad.html">jad</a></li>
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<li class="toctree-l2"><a class="reference internal" href="classloader.html">classloader</a></li>
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<li class="toctree-l2"><a class="reference internal" href="redefine.html">redefine</a></li>
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<li class="toctree-l2"><a class="reference internal" href="monitor.html">monitor</a></li>
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<li class="toctree-l2"><a class="reference internal" href="watch.html">watch</a></li>
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<li class="toctree-l2"><a class="reference internal" href="trace.html">trace</a></li>
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<li class="toctree-l2"><a class="reference internal" href="stack.html">stack</a></li>
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<li class="toctree-l2"><a class="reference internal" href="tt.html">tt</a></li>
|
||||
<li class="toctree-l2"><a class="reference internal" href="options.html">options</a></li>
|
||||
<li class="toctree-l2"><a class="reference internal" href="commands.html#basic-arthas-commands">Basic Arthas Commands</a></li>
|
||||
</ul>
|
||||
</li>
|
||||
<li class="toctree-l1"><a class="reference external" href="https://github.com/alibaba/arthas/issues?q=label%3Auser-case">User cases</a></li>
|
||||
<li class="toctree-l1"><a class="reference external" href="https://github.com/alibaba/arthas/issues?q=label%3Aquestion-answered">Questions and answers</a></li>
|
||||
<li class="toctree-l1"><a class="reference external" href="https://github.com/alibaba/arthas">Fork me at GitHub</a></li>
|
||||
<li class="toctree-l1"><a class="reference external" href="https://github.com/alibaba/arthas/blob/master/CONTRIBUTING.md">CONTRIBUTING</a></li>
|
||||
<li class="toctree-l1"><a class="reference internal" href="release-notes.html">Release Notes</a></li>
|
||||
</ul>
|
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|
||||
|
||||
|
||||
</div>
|
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</div>
|
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</nav>
|
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<section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
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|
||||
<nav class="wy-nav-top" aria-label="top navigation">
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<i data-toggle="wy-nav-top" class="fa fa-bars"></i>
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<a href="index.html">Arthas</a>
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</nav>
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<div class="wy-nav-content">
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<div class="rst-content">
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|
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|
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|
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|
||||
|
||||
|
||||
|
||||
|
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|
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|
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|
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|
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|
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|
||||
<div role="navigation" aria-label="breadcrumbs navigation">
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<ul class="wy-breadcrumbs">
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<li><a href="index.html">Docs</a> »</li>
|
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|
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<li><a href="commands.html">All Commands</a> »</li>
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<li>ognl</li>
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<li class="wy-breadcrumbs-aside">
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<a href="https://github.com/alibaba/arthas/blob/master/site/src/site/sphinx/en/ognl.md" class="fa fa-github"> Edit on GitHub</a>
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|
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</li>
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</ul>
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|
||||
|
||||
<hr/>
|
||||
</div>
|
||||
<div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
|
||||
<div itemprop="articleBody">
|
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|
||||
<div class="section" id="ognl">
|
||||
<span id="ognl"></span><h1>ognl<a class="headerlink" href="#ognl" title="Permalink to this headline">¶</a></h1>
|
||||
<blockquote>
|
||||
<div>Execute ognl expression.</div></blockquote>
|
||||
<p>Since 3.0.5.</p>
|
||||
<div class="section" id="parameters">
|
||||
<span id="parameters"></span><h2>Parameters<a class="headerlink" href="#parameters" title="Permalink to this headline">¶</a></h2>
|
||||
<table border="1" class="docutils">
|
||||
<thead>
|
||||
<tr>
|
||||
<th align="right">Name</th>
|
||||
<th align="left">Specification</th>
|
||||
</tr>
|
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</thead>
|
||||
<tbody>
|
||||
<tr>
|
||||
<td align="right"><em>express</em></td>
|
||||
<td align="left">expression to be executed</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td align="right"><code>[c:]</code></td>
|
||||
<td align="left">The hashcode of the ClassLoader that executes the expression, default ClassLoader is SystemClassLoader.</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td align="right">[x]</td>
|
||||
<td align="left">Expand level of object (1 by default).</td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table></div>
|
||||
<div class="section" id="usage">
|
||||
<span id="usage"></span><h2>Usage<a class="headerlink" href="#usage" title="Permalink to this headline">¶</a></h2>
|
||||
<div class="toctree-wrapper compound">
|
||||
<ul>
|
||||
<li class="toctree-l1"><a class="reference external" href="https://github.com/alibaba/arthas/issues/71">Special usages</a></li>
|
||||
<li class="toctree-l1"><a class="reference external" href="https://commons.apache.org/proper/commons-ognl/language-guide.html">OGNL official guide</a></li>
|
||||
</ul>
|
||||
</div>
|
||||
<p>Call static method:</p>
|
||||
<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>$ ognl <span class="s1">'@java.lang.System@out.println("hello")'</span>
|
||||
null
|
||||
</pre></div>
|
||||
</div>
|
||||
<p>Get static field:</p>
|
||||
<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>$ ognl <span class="s1">'@demo.MathGame@random'</span>
|
||||
@Random<span class="o">[</span>
|
||||
<span class="nv">serialVersionUID</span><span class="o">=</span>@Long<span class="o">[</span><span class="m">3905348978240129619</span><span class="o">]</span>,
|
||||
<span class="nv">seed</span><span class="o">=</span>@AtomicLong<span class="o">[</span><span class="m">125451474443703</span><span class="o">]</span>,
|
||||
<span class="nv">multiplier</span><span class="o">=</span>@Long<span class="o">[</span><span class="m">25214903917</span><span class="o">]</span>,
|
||||
<span class="nv">addend</span><span class="o">=</span>@Long<span class="o">[</span><span class="m">11</span><span class="o">]</span>,
|
||||
<span class="nv">mask</span><span class="o">=</span>@Long<span class="o">[</span><span class="m">281474976710655</span><span class="o">]</span>,
|
||||
<span class="nv">DOUBLE_UNIT</span><span class="o">=</span>@Double<span class="o">[</span><span class="m">1</span>.1102230246251565E-16<span class="o">]</span>,
|
||||
<span class="nv">BadBound</span><span class="o">=</span>@String<span class="o">[</span>bound must be positive<span class="o">]</span>,
|
||||
<span class="nv">BadRange</span><span class="o">=</span>@String<span class="o">[</span>bound must be greater than origin<span class="o">]</span>,
|
||||
<span class="nv">BadSize</span><span class="o">=</span>@String<span class="o">[</span>size must be non-negative<span class="o">]</span>,
|
||||
<span class="nv">seedUniquifier</span><span class="o">=</span>@AtomicLong<span class="o">[</span>-3282039941672302964<span class="o">]</span>,
|
||||
<span class="nv">nextNextGaussian</span><span class="o">=</span>@Double<span class="o">[</span><span class="m">0</span>.0<span class="o">]</span>,
|
||||
<span class="nv">haveNextNextGaussian</span><span class="o">=</span>@Boolean<span class="o">[</span>false<span class="o">]</span>,
|
||||
<span class="nv">serialPersistentFields</span><span class="o">=</span>@ObjectStreamField<span class="o">[][</span><span class="nv">isEmpty</span><span class="o">=</span>false<span class="p">;</span><span class="nv">size</span><span class="o">=</span><span class="m">3</span><span class="o">]</span>,
|
||||
<span class="nv">unsafe</span><span class="o">=</span>@Unsafe<span class="o">[</span>sun.misc.Unsafe@28ea5898<span class="o">]</span>,
|
||||
<span class="nv">seedOffset</span><span class="o">=</span>@Long<span class="o">[</span><span class="m">24</span><span class="o">]</span>,
|
||||
<span class="o">]</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<p>Execute a multi-line expression, and return a list:</p>
|
||||
<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>$ ognl <span class="s1">'#value1=@System@getProperty("java.home"), #value2=@System@getProperty("java.runtime.name"), {#value1, #value2}'</span>
|
||||
@ArrayList<span class="o">[</span>
|
||||
@String<span class="o">[</span>/opt/java/8.0.181-zulu/jre<span class="o">]</span>,
|
||||
@String<span class="o">[</span>OpenJDK Runtime Environment<span class="o">]</span>,
|
||||
<span class="o">]</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
</div>
|
||||
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|
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||||
<div class="section" id="sysenv">
|
||||
<span id="sysenv"></span><h1>sysenv<a class="headerlink" href="#sysenv" title="Permalink to this headline">¶</a></h1>
|
||||
<blockquote>
|
||||
<div>View the current JVM environment variables.</div></blockquote>
|
||||
<div class="section" id="usage">
|
||||
<span id="usage"></span><h2>Usage<a class="headerlink" href="#usage" title="Permalink to this headline">¶</a></h2>
|
||||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span> <span class="n">USAGE</span><span class="p">:</span>
|
||||
<span class="n">sysenv</span> <span class="p">[</span><span class="o">-</span><span class="n">h</span><span class="p">]</span> <span class="p">[</span><span class="n">env</span><span class="o">-</span><span class="n">name</span><span class="p">]</span>
|
||||
|
||||
<span class="n">SUMMARY</span><span class="p">:</span>
|
||||
<span class="n">Display</span> <span class="n">the</span> <span class="n">system</span> <span class="n">env</span><span class="o">.</span>
|
||||
|
||||
<span class="n">EXAMPLES</span><span class="p">:</span>
|
||||
<span class="n">sysenv</span>
|
||||
<span class="n">sysenv</span> <span class="n">USER</span>
|
||||
|
||||
<span class="n">WIKI</span><span class="p">:</span>
|
||||
<span class="n">https</span><span class="p">:</span><span class="o">//</span><span class="n">alibaba</span><span class="o">.</span><span class="n">github</span><span class="o">.</span><span class="n">io</span><span class="o">/</span><span class="n">arthas</span><span class="o">/</span><span class="n">sysenv</span>
|
||||
|
||||
<span class="n">OPTIONS</span><span class="p">:</span>
|
||||
<span class="o">-</span><span class="n">h</span><span class="p">,</span> <span class="o">--</span><span class="n">help</span> <span class="n">this</span> <span class="n">help</span>
|
||||
<span class="o"><</span><span class="n">env</span><span class="o">-</span><span class="n">name</span><span class="o">></span> <span class="n">env</span> <span class="n">name</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<div class="section" id="view-all-environment-variables">
|
||||
<span id="view-all-environment-variables"></span><h3>View all environment variables<a class="headerlink" href="#view-all-environment-variables" title="Permalink to this headline">¶</a></h3>
|
||||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ sysenv
|
||||
KEY VALUE
|
||||
----------------------------------------------------------------------------------------------------------------------------
|
||||
PATH /Users/admin/.sdkman/candidates/visualvm/current/bin:/Users/admin/.sdkman/candidates/ja
|
||||
va/current/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/Applications/Wireshark.app/Contents/
|
||||
MacOS
|
||||
SDKMAN_VERSION 5.7.3+337
|
||||
JAVA_HOME /Users/admin/.sdkman/candidates/java/current
|
||||
JAVA_MAIN_CLASS_65244 demo.MathGame
|
||||
TERM xterm-256color
|
||||
LANG zh_CN.UTF-8
|
||||
AUTOJUMP_SOURCED 1
|
||||
COLORTERM truecolor
|
||||
LOGNAME admin
|
||||
XPC_SERVICE_NAME 0
|
||||
PWD /Users/admin/code/ali/arthas/demo
|
||||
TERM_PROGRAM_VERSION 3.2.5
|
||||
_ /Users/admin/.sdkman/candidates/java/current/bin/java
|
||||
SHELL /bin/bash
|
||||
TERM_PROGRAM iTerm.app
|
||||
SDKMAN_PLATFORM Darwin
|
||||
USER admin
|
||||
ITERM_PROFILE Default
|
||||
TMPDIR /var/folders/0r/k561bkk917gg972stqclbz9h0000gn/T/
|
||||
XPC_FLAGS 0x0
|
||||
TERM_SESSION_ID w0t4p0:60BC264D-9649-42AC-A7E4-AF85B69F93F8
|
||||
__CF_USER_TEXT_ENCODING 0x1F5:0x19:0x34
|
||||
Apple_PubSub_Socket_Ren /private/tmp/com.apple.launchd.DwmmjSQsll/Render
|
||||
der
|
||||
COLORFGBG 7;0
|
||||
HOME /Users/admin
|
||||
SHLVL 1
|
||||
AUTOJUMP_ERROR_PATH /Users/admin/Library/autojump/errors.log
|
||||
</pre></div>
|
||||
</div>
|
||||
</div>
|
||||
<div class="section" id="view-individual-environment-variables">
|
||||
<span id="view-individual-environment-variables"></span><h3>View individual environment variables<a class="headerlink" href="#view-individual-environment-variables" title="Permalink to this headline">¶</a></h3>
|
||||
<blockquote>
|
||||
<div>Use <code class="docutils literal notranslate"><span class="pre">tab</span></code> for auto-completion</div></blockquote>
|
||||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ sysenv USER
|
||||
USER=admin
|
||||
</pre></div>
|
||||
</div>
|
||||
</div>
|
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<div class="section" id="sysenv">
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<span id="sysenv"></span><h1>sysenv<a class="headerlink" href="#sysenv" title="永久链接至标题">¶</a></h1>
|
||||
<blockquote>
|
||||
<div>查看当前JVM的环境属性(<code class="docutils literal notranslate"><span class="pre">System</span> <span class="pre">Environment</span> <span class="pre">Variables</span></code>)</div></blockquote>
|
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<div class="section" id="">
|
||||
<span id="id1"></span><h2>使用参考<a class="headerlink" href="#" title="永久链接至标题">¶</a></h2>
|
||||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span> <span class="n">USAGE</span><span class="p">:</span>
|
||||
<span class="n">sysenv</span> <span class="p">[</span><span class="o">-</span><span class="n">h</span><span class="p">]</span> <span class="p">[</span><span class="n">env</span><span class="o">-</span><span class="n">name</span><span class="p">]</span>
|
||||
|
||||
<span class="n">SUMMARY</span><span class="p">:</span>
|
||||
<span class="n">Display</span> <span class="n">the</span> <span class="n">system</span> <span class="n">env</span><span class="o">.</span>
|
||||
|
||||
<span class="n">EXAMPLES</span><span class="p">:</span>
|
||||
<span class="n">sysenv</span>
|
||||
<span class="n">sysenv</span> <span class="n">USER</span>
|
||||
|
||||
<span class="n">WIKI</span><span class="p">:</span>
|
||||
<span class="n">https</span><span class="p">:</span><span class="o">//</span><span class="n">alibaba</span><span class="o">.</span><span class="n">github</span><span class="o">.</span><span class="n">io</span><span class="o">/</span><span class="n">arthas</span><span class="o">/</span><span class="n">sysenv</span>
|
||||
|
||||
<span class="n">OPTIONS</span><span class="p">:</span>
|
||||
<span class="o">-</span><span class="n">h</span><span class="p">,</span> <span class="o">--</span><span class="n">help</span> <span class="n">this</span> <span class="n">help</span>
|
||||
<span class="o"><</span><span class="n">env</span><span class="o">-</span><span class="n">name</span><span class="o">></span> <span class="n">env</span> <span class="n">name</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<div class="section" id="">
|
||||
<span id="id2"></span><h3>查看所有环境变量<a class="headerlink" href="#" title="永久链接至标题">¶</a></h3>
|
||||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ sysenv
|
||||
KEY VALUE
|
||||
----------------------------------------------------------------------------------------------------------------------------
|
||||
PATH /Users/admin/.sdkman/candidates/visualvm/current/bin:/Users/admin/.sdkman/candidates/ja
|
||||
va/current/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/Applications/Wireshark.app/Contents/
|
||||
MacOS
|
||||
SDKMAN_VERSION 5.7.3+337
|
||||
JAVA_HOME /Users/admin/.sdkman/candidates/java/current
|
||||
JAVA_MAIN_CLASS_65244 demo.MathGame
|
||||
TERM xterm-256color
|
||||
LANG zh_CN.UTF-8
|
||||
AUTOJUMP_SOURCED 1
|
||||
COLORTERM truecolor
|
||||
LOGNAME admin
|
||||
XPC_SERVICE_NAME 0
|
||||
PWD /Users/admin/code/ali/arthas/demo
|
||||
TERM_PROGRAM_VERSION 3.2.5
|
||||
_ /Users/admin/.sdkman/candidates/java/current/bin/java
|
||||
SHELL /bin/bash
|
||||
TERM_PROGRAM iTerm.app
|
||||
SDKMAN_PLATFORM Darwin
|
||||
USER admin
|
||||
ITERM_PROFILE Default
|
||||
TMPDIR /var/folders/0r/k561bkk917gg972stqclbz9h0000gn/T/
|
||||
XPC_FLAGS 0x0
|
||||
TERM_SESSION_ID w0t4p0:60BC264D-9649-42AC-A7E4-AF85B69F93F8
|
||||
__CF_USER_TEXT_ENCODING 0x1F5:0x19:0x34
|
||||
Apple_PubSub_Socket_Ren /private/tmp/com.apple.launchd.DwmmjSQsll/Render
|
||||
der
|
||||
COLORFGBG 7;0
|
||||
HOME /Users/admin
|
||||
SHLVL 1
|
||||
AUTOJUMP_ERROR_PATH /Users/admin/Library/autojump/errors.log
|
||||
</pre></div>
|
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</div>
|
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</div>
|
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<div class="section" id="">
|
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<span id="id3"></span><h3>查看单个环境变量<a class="headerlink" href="#" title="永久链接至标题">¶</a></h3>
|
||||
<blockquote>
|
||||
<div>支持通过<code class="docutils literal notranslate"><span class="pre">TAB</span></code>键自动补全</div></blockquote>
|
||||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ sysenv USER
|
||||
USER=admin
|
||||
</pre></div>
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<a href="https://github.com/alibaba/arthas">Fork me at GitHub</a>
|
||||
</div>
|
||||
</div>
|
||||
|
||||
<script type="text/javascript" src="_static/add_badges.js"></script>
|
||||
|
||||
<script>
|
||||
var _hmt = _hmt || [];
|
||||
(function() {
|
||||
var hm = document.createElement("script");
|
||||
hm.src = "https://hm.baidu.com/hm.js?d5c5e25b100f0eb51a4c35c8a86ea9b4";
|
||||
var s = document.getElementsByTagName("script")[0];
|
||||
s.parentNode.insertBefore(hm, s);
|
||||
})();
|
||||
</script>
|
||||
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||||
|
||||
|
||||
</body>
|
||||
</html>
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Reference in New Issue