bug-- java.lang.RuntimeException: Type “Klass*"

 

使用jinfo查看jvm进程id为27523的信息

 

[java@xftest0 ~]$ jinfo 27523
Attaching to process ID 27523, please wait...
Exception in thread "main" java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at sun.tools.jinfo.JInfo.runTool(JInfo.java:79)
        at sun.tools.jinfo.JInfo.main(JInfo.java:53)
Caused by: java.lang.RuntimeException: Type "Klass*", referenced in VMStructs::localHotSpotVMStructs in the remote VM, was not present in the remote VMStructs::localHotSpotVMTypes table (should have been caught in the debug build of that VM). Can not continue.
        at sun.jvm.hotspot.HotSpotTypeDataBase.lookupOrFail(HotSpotTypeDataBase.java:362)
        at sun.jvm.hotspot.HotSpotTypeDataBase.readVMStructs(HotSpotTypeDataBase.java:253)
        at sun.jvm.hotspot.HotSpotTypeDataBase.<init>(HotSpotTypeDataBase.java:87)
        at sun.jvm.hotspot.bugspot.BugSpotAgent.setupVM(BugSpotAgent.java:568)
        at sun.jvm.hotspot.bugspot.BugSpotAgent.go(BugSpotAgent.java:494)
        at sun.jvm.hotspot.bugspot.BugSpotAgent.attach(BugSpotAgent.java:332)
        at sun.jvm.hotspot.tools.Tool.start(Tool.java:163)
        at sun.jvm.hotspot.tools.JInfo.main(JInfo.java:128)
        ... 6 more

 

原因：jvm进程27523使用的是java1.8的版本；而info是java1.6的命令。

 

服务器上默认java为1.6，需要使用绝对路径使用java1.8里的jinfo命令