Thank you!
George reviewed your patch and adjusted it a bit. We applied it to master and
it's pending to the release series (v1.8.x).
Would you mind testing a nightly master snapshot? It should be in tonight's
build:
http://www.open-mpi.org/nightly/master/
> On Apr 30, 2015, at 12:50 AM, Satish Balay <[email protected]> wrote:
>
> OpenMPI developers,
>
> We've had issues (memory errors) with OpenMPI - and code in PETSc
> library that uses MPI_Win_fence().
>
> Vagrind shows memory corruption deep inside OpenMPI function stack.
>
> I'm attaching a potential patch that appears to fix this issue for us.
> [the corresponding valgrind trace is listed in the patch header]
>
> Perhaps there is a more appropriate fix for this memory corruption. Could
> you check on this?
>
> [Sorry I don't have a pure MPI test code to demonstrate this error -
> but a PETSc test example code consistantly reproduces this issue]
>
> Thanks,
> Satish<openmpi-1.8.4.patch>
--
Jeff Squyres
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