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我正在尝试获取JVM的线程转储。我使用top命令和ps aux来查找进程ID和pid [它是root]的用户。来自Tomcat的ThreadDump集合
所以我来说下面的命令来获得threaddump
须藤-u根jstack -F PID> threaddump1.txt
但我得到以下异常--------- ------------------------
附加到进程错误:似乎不是热点虚拟机 (找不到符号“ gHotSpotVMTypes“在远程过程中)
sun.jvm.hotspot.debugger.DebuggerException: Doesn't appear to be a HotSpot VM (could not find symbol "gHotSpotVMTypes" in remote process)**
at sun.jvm.hotspot.HotSpotAgent.setupVM(HotSpotAgent.java:411)
at sun.jvm.hotspot.HotSpotAgent.go(HotSpotAgent.java:305)
at sun.jvm.hotspot.HotSpotAgent.attach(HotSpotAgent.java:140)
at sun.jvm.hotspot.tools.Tool.start(Tool.java:185)
at sun.jvm.hotspot.tools.Tool.execute(Tool.java:118)
at sun.jvm.hotspot.tools.JStack.main(JStack.java:92)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at sun.tools.jstack.JStack.runJStackTool(JStack.java:140)
at sun.tools.jstack.JStack.main(JStack.java:106)
任何帮助或建议或意见深表感谢。