Looking for directions about compiling and tracing OpenJDK

Looking for directions about compiling and tracing OpenJDK

Ira Abramov Lists-Linux-IL at ira.abramov.org
Tue Oct 9 14:56:16 IST 2012


Quoting Amos Shapira, from the post of Tue, 09 Oct:
> To give more details of what I'm after - I want to know whether the class
> bytecode address points into the mmap(2)'ed jar file or into malloc(3)'ed
> memory. I think I found part of the code path inside the jdk source which
> does this and now I'm trying to determine what are the situations in which
> each option is taken.
> Can JMX do that? The code I'm looking at is written in pure C.

if that information is exposed to the java objects in the VM, then
maybe. otherwise, I guess it's a case of getting your fingers dirty with
GDB...


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Ira Abramov
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