arthas

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1.1 KiB

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dump 已加载类的 bytecode 到特定目录

参数说明

参数名称	参数说明
class-pattern	类名表达式匹配
`[c:]`	类所属 ClassLoader 的 hashcode
`[d:]`	设置类文件的目标目录
[E]	开启正则表达式匹配，默认为通配符匹配

使用参考

dump java.lang.String{{execute T2}}

$ dump java.lang.String
 HASHCODE  CLASSLOADER  LOCATION
 null                   /Users/admin/logs/arthas/classdump/java/lang/String.class
Affect(row-cnt:1) cost in 119 ms.

dump demo.*{{execute T2}}

$ dump demo.*
 HASHCODE  CLASSLOADER                                    LOCATION
 3d4eac69  +-sun.misc.Launcher$AppClassLoader@3d4eac69    /Users/admin/logs/arthas/classdump/sun.misc.Launcher$AppClassLoader-3d4eac69/demo/MathGame.class
             +-sun.misc.Launcher$ExtClassLoader@66350f69
Affect(row-cnt:1) cost in 39 ms.

dump -d /tmp/output java.lang.String{{execute T2}}

$ dump -d /tmp/output java.lang.String
 HASHCODE  CLASSLOADER  LOCATION
 null                   /tmp/output/java/lang/String.class
Affect(row-cnt:1) cost in 138 ms.

1.1 KiB Raw Blame History

参数说明

使用参考

1.1 KiB

Raw Blame History