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Merge pull request #104 from Hearen/sysprop
Sysprop translated
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| sysprop | ||
| ======= | ||
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| Check the JVM system properties. | ||
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| ### Usage | ||
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| ``` | ||
| USAGE: | ||
| sysprop [-h] [property-name] [property-value] | ||
| SUMMARY: | ||
| Display, and change all the system properties. | ||
| EXAMPLES: | ||
| sysprop | ||
| sysprop file.encoding | ||
| sysprop production.mode true | ||
| WIKI: | ||
| https://alibaba.github.io/arthas/sysprop | ||
| OPTIONS: | ||
| -h, --help this help | ||
| <property-name> property name | ||
| <property-value> property value | ||
| ``` | ||
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| #### Check all properties | ||
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| ``` | ||
| $ sysprop | ||
| KEY VALUE | ||
| ------------------------------------------------------------------------------------------------------------------------------------- | ||
| java.runtime.name Java(TM) SE Runtime Environment | ||
| sun.boot.library.path /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/lib | ||
| java.vm.version 25.51-b03 | ||
| user.country.format CN | ||
| gopherProxySet false | ||
| java.vm.vendor Oracle Corporation | ||
| java.vendor.url http://java.oracle.com/ | ||
| path.separator : | ||
| java.vm.name Java HotSpot(TM) 64-Bit Server VM | ||
| file.encoding.pkg sun.io | ||
| user.country US | ||
| sun.java.launcher SUN_STANDARD | ||
| sun.os.patch.level unknown | ||
| java.vm.specification.name Java Virtual Machine Specification | ||
| user.dir /private/var/tmp | ||
| java.runtime.version 1.8.0_51-b16 | ||
| java.awt.graphicsenv sun.awt.CGraphicsEnvironment | ||
| java.endorsed.dirs /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/lib/endors | ||
| ed | ||
| os.arch x86_64 | ||
| java.io.tmpdir /var/folders/2c/tbxwzs4s4sbcvh7frbcc7n000000gn/T/ | ||
| line.separator | ||
| java.vm.specification.vendor Oracle Corporation | ||
| os.name Mac OS X | ||
| sun.jnu.encoding UTF-8 | ||
| java.library.path /Users/wangtao/Library/Java/Extensions:/Library/Java/Extensions:/Network/Libra | ||
| ry/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:. | ||
| sun.nio.ch.bugLevel | ||
| java.specification.name Java Platform API Specification | ||
| java.class.version 52.0 | ||
| sun.management.compiler HotSpot 64-Bit Tiered Compilers | ||
| os.version 10.12.6 | ||
| user.home /Users/wangtao | ||
| user.timezone Asia/Shanghai | ||
| java.awt.printerjob sun.lwawt.macosx.CPrinterJob | ||
| file.encoding UTF-8 | ||
| java.specification.version 1.8 | ||
| user.name wangtao | ||
| java.class.path . | ||
| java.vm.specification.version 1.8 | ||
| sun.arch.data.model 64 | ||
| java.home /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre | ||
| sun.java.command Test | ||
| java.specification.vendor Oracle Corporation | ||
| user.language en | ||
| awt.toolkit sun.lwawt.macosx.LWCToolkit | ||
| java.vm.info mixed mode | ||
| java.version 1.8.0_51 | ||
| java.ext.dirs /Users/wangtao/Library/Java/Extensions:/Library/Java/JavaVirtualMachines/jdk1. | ||
| 8.0_51.jdk/Contents/Home/jre/lib/ext:/Library/Java/Extensions:/Network/Library | ||
| /Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java | ||
| sun.boot.class.path /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/lib/resour | ||
| ces.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/li | ||
| b/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home/jre/l | ||
| ib/sunrsasign.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/H | ||
| ome/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Content | ||
| s/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Conte | ||
| nts/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51.jd | ||
| k/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_51. | ||
| jdk/Contents/Home/jre/classes | ||
| java.vendor Oracle Corporation | ||
| file.separator / | ||
| java.vendor.url.bug http://bugreport.sun.com/bugreport/ | ||
| sun.cpu.endian little | ||
| sun.io.unicode.encoding UnicodeBig | ||
| sun.cpu.isalist | ||
| ``` | ||
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| #### Check a single property | ||
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| Tip: `tab` auto-completion supported | ||
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| ``` | ||
| $ sysprop java.version | ||
| java.version=1.8.0_51 | ||
| ``` | ||
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| #### Modify a single property | ||
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| ``` | ||
| $ sysprop user.country | ||
| user.country=US | ||
| $ sysprop user.country CN | ||
| Successfully changed the system property. | ||
| user.country=CN | ||
| ``` |