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Re: [Starpu-devel] starpu_perfmodel_recdump broken


Chronologique Discussions 
  • From: Vinicius Garcia Pinto <vgpinto@inf.ufrgs.br>
  • To: Samuel Thibault <samuel.thibault@inria.fr>, Vinícius Garcia Pinto <vgpinto@inf.ufrgs.br>, starpu-devel@lists.gforge.inria.fr
  • Subject: Re: [Starpu-devel] starpu_perfmodel_recdump broken
  • Date: Tue, 05 May 2020 16:25:53 -0300
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Hi,

Well, with recent traces(36166edcc195bd87f6bc5ed40a22dfd1b2501f55 or more recent) it is working.
But with a little bit old ones (2967aade93e0f3291eead61b1398e6da3984e49b from 2020-03-12) not :-/
Is this expected?

Vinicius

On 2020-04-30 20:48, Samuel Thibault wrote:
Hello,

Vinícius Garcia Pinto, le lun. 20 avril 2020 16:29:33 -0300, a ecrit:
Commit 0ce263c5f40b606a744a29d17345c9c27149f4e5 (https://scm.gforge.inria.fr/anonscm/gitweb?p=starpu/starpu.git;a=commit;h=0ce263c5f40b606a744a29d17345c9c27149f4e5)
breaks starpu_perfmodel_recdump when starpu is compiled with simgrid.

In a normal execution it never ends, with gdb it reports a seg fault at:
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff75762a2 in simgrid::smpi::ActorExt::initialized (this=<optimized
out>)
at ../spack-src/src/smpi/internals/smpi_actor.cpp:91
91 ../spack-src/src/smpi/internals/smpi_actor.cpp: No such file or
directory.

This is a small commit with just two adds:
+ if (!task->name)
+ task->name = strdup(name);

It seems I happened to fix it with 36166edcc195bd87f6bc5ed40a22dfd1b2501f55?

Samuel




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