search for: extendeddtraceprob

Hi, I''m trying to trace a jvm using the hotspot provider. I''ve enabled the flag ExtendedDTraceProbes for the running process: /opt/j2sdk-1.6.0.16/bin/amd64/jinfo -flag +ExtendedDTraceProbes 25255 But I didn''t get the expected result: dtrace -n ''hostspot$1::: {} '' 25255 dtrace: invalid probe specifier hostspot$1::: {} : probe description hostspot25255::: does not m...

Hi, I would like to use dtrace to observe some behaviour in my J2EE app running in JBoss. I start JBoss normally in a 1.6 VM. When I try to enable set the ExtendedDTraceProbes flag using jinfo, I get a thread dump in the JBoss console and the message: "Unable to open door: target process not responding or HotSpot VM not loaded" in the jinfo console. I have tried this with both the -client and -server options to the VM. I can activate the ExtendedDTracePro...