Re: [Valgrind-users] doubt in cachegrind's working

[Josef W. <Jos...@in...>]

On Wednesday 10 December 2003 04:21, Balaji Iyengar wrote:
> hi,
>
> I am trying to run some bench marks on a Java VM, with the Java VM being
> run on valgrind (cachegrind). The cache statistics I get are exactly the
> same for different benchmarks.
> This is the command I run:
>
> #> valgrind --skin=3Dcachegrind JVM bench_mark
>
> These benchmarks are significantly different in behaviour. Does this mean
> that cachegrind takes into account the execution of the JVM only and does=
nt
> take into account the execution of the benchmark by the JVM.

Perhaps JVM is spawning some subprocesses. Can you try with
"--trace-children=3Dyes" ?

Josef

>
> thanks
> -Balaji.
>
>
>
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Dr. Josef Weidendorfer
LRR-TUM (Bode) - Raum 01.06.056 - Tel. +49 / (0)89 / 289 - 18454
Lehrstuhl f=FCr Informatik, Technische Universit=E4t M=FCnchen