reset命令

重置增强类，将被 Arthas 增强过的类全部还原，Arthas 服务端stop/shutdown时会重置所有增强过的类

使用参考

  1. $ reset -h
  2.  USAGE:
  3.    reset [-h] [-E] [class-pattern]
  5.  SUMMARY:
  6.    Reset all the enhanced classes
  8.  EXAMPLES:
  9.    reset
  10.    reset *List
  11.    reset -E .*List
  13.  OPTIONS:
  14.  -h, --help                                                         this help
  15.  -E, --regex                                                        Enable regular expression to match (wildcard matching by default)
  16.  <class-pattern>                                                    Path and classname of Pattern Matching

还原指定类

  1. $ trace Test test
  2. Press Ctrl+C to abort.
  3. Affect(class-cnt:1 , method-cnt:1) cost in 57 ms.
  4. `---ts=2017-10-26 17:10:33;thread_name=main;id=1;is_daemon=false;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@14dad5dc
  5.     `---[0.590102ms] Test:test()
  7. `---ts=2017-10-26 17:10:34;thread_name=main;id=1;is_daemon=false;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@14dad5dc
  8.     `---[0.068692ms] Test:test()
  10. $ reset Test
  11. Affect(class-cnt:1 , method-cnt:0) cost in 11 ms.

还原所有类

  1. $ trace Test test
  2. Press Ctrl+C to abort.
  3. Affect(class-cnt:1 , method-cnt:1) cost in 15 ms.
  4. `---ts=2017-10-26 17:12:06;thread_name=main;id=1;is_daemon=false;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@14dad5dc
  5.     `---[0.128518ms] Test:test()
  7. $ reset
  8. Affect(class-cnt:1 , method-cnt:0) cost in 9 ms.