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Subject: Re: [OMPI users] jemalloc and crash in opal_memory_linux_ptmalloc2_open
From: Jeff Squyres (jsquyres) (jsquyres_at_[hidden])
Date: 2013-07-03 15:24:10

You can build Open MPI with --without-memory-manager -- that will turn off our malloc hooks stuff.

But if you're using OpenFabrics, you'll get lower bandwidth for large messages.

On Jul 3, 2013, at 2:38 PM, Brian Budge <brian.budge_at_[hidden]>

> Hi all -
> I'm trying to use jemalloc with my project, but I get a crash in
> opal_memory_linux_ptmalloc2_open when jemalloc is linked. If I use
> tcmalloc, this does not happen.
> Any ideas? Is there a sanctioned way to override malloc libraries in
> conjunction with openmpi?
> Thanks,
> Brian
> _______________________________________________
> users mailing list
> users_at_[hidden]

Jeff Squyres
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