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Arthas 简单使用说明
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下一篇 2019-06-20 13:37:46
/ 个人分类：性能测试
启动arthas1、修改文件权限与JAVA程序的运行用户一致[root@5-140 PRG]# chown -R resin:resin arthas 2、切换用户到java程序用户[root@5-140 PRG]# su - resin 3、进入arthas目录[resin@5-140 ~]$ cd /data/PRG/arthas/ 4、运行arthas[resin@5-140 arthas]$ /usr/java/jdk1.6.0_32/bin/java -jar arthas-boot.jar 10410注：运行的jdk要与要分析的jvm的java版本一致10410 为 要分析的java 进程的PID号 开始分析 5、查看dashboard输入dashboard，按回车/enter，会展示当前进程的信息，按ctrl+c可以中断执行。ID NAME GROUP PRIORITY STATE %CPU TIME INTERRUPTED DAEMON
36 AsyncAppender-Worker-arthas-cache.re system 5 WAITING 0 0:0 false true
4 Attach Listener system 5 RUNNABLE 0 0:0 false true
27 DestroyJavaVM main 5 RUNNABLE 0 0:1 false false
3 Finalizer system 8 WAITING 0 0:0 false true
9 RMI TCP Accept-0 system 5 RUNNABLE 0 0:0 false true
2 Reference Handler system 10 WAITING 0 0:0 false true
47 Timer-for-arthas-dashboard-cbeef016- system 10 RUNNABLE 0 0:0 false true
46 as-command-execute-daemon system 10 TIMED_WAITIN 0 0:0 false true
23 hmux-127.0.0.1:6091-0$332139135 main 5 RUNNABLE 0 0:0 false true
38 job-timeout system 5 TIMED_WAITIN 0 0:0 false true
39 nioEventLoopGroup-2-1 system 10 RUNNABLE 0 0:0 false false
43 nioEventLoopGroup-2-2 system 10 RUNNABLE 0 0:0 false false
45 nioEventLoopGroup-2-3 system 10 RUNNABLE 0 0:0 false false
40 nioEventLoopGroup-3-1 system 10 RUNNABLE 0 0:0 false false
41 pool-1-thread-1 system 5 TIMED_WAITIN 0 0:0 false false
42 pool-2-thread-1 system 5 WAITING 0 0:0 false false
29 resin-12 main 5 TIMED_WAITIN 0 0:0 false true
30 resin-13 main 5 TIMED_WAITIN 0 0:0 false true
31 resin-14 main 5 TIMED_WAITIN 0 0:0 false true
32 resin-15 main 5 TIMED_WAITIN 0 0:0 false true
33 resin-16 main 5 TIMED_WAITIN 0 0:0 false true
Memory used total max usage GC
heap 24M 29M 29M 84.31% gc.ps_scavenge.count 265
ps_eden_space 5M 5M 5M 96.25% gc.ps_scavenge.time(ms) 3694
ps_survivor_space 1M 2M 2M 53.57% gc.ps_marksweep.count 0
ps_old_gen 18M 21M 21M 85.08% gc.ps_marksweep.time(ms) 0
nonheap 25M 27M 130M 19.90%
code_cache 1M 2M 48M 2.27%
ps_perm_gen 24M 24M 82M 30.21%
Runtime
os.name Linux
os.version 2.6.18-164.el5
java.version 1.6.0_32
java.home /usr/java/jdk1.6.0_32/jre
systemload.average 0.02
processors 4
uptime 1728213s6、 通过thread命令来获取到进程的Main Class$ thread 29
"resin-12" Id=29 TIMED_WAITING on com.caucho.util.ThreadPool$Item@77f6d2e3
at java.lang.Object.wait(Native Method)
- waiting on com.caucho.util.ThreadPool$Item@77f6d2e3
at com.caucho.util.ThreadPool$Item.runTasks(ThreadPool.java:714)
at com.caucho.util.ThreadPool$Item.run(ThreadPool.java:649)
at java.lang.Thread.run(Thread.java:662)
Affect(row-cnt:0) cost in 62 ms.更多测试资料请查看 http://www.tbaike.com/
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