Open MPI logo

Open MPI User's Mailing List Archives

  |   Home   |   Support   |   FAQ   |  

This web mail archive is frozen.

This page is part of a frozen web archive of this mailing list.

You can still navigate around this archive, but know that no new mails have been added to it since July of 2016.

Click here to be taken to the new web archives of this list; it includes all the mails that are in this frozen archive plus all new mails that have been sent to the list since it was migrated to the new archives.

Subject: Re: [OMPI users] opal_mutex_lock(): Resource deadlock avoided
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2010-05-07 09:21:22

Could you send a short reproducer code of the problem?

I have not heard of this, but we have not extensively tests the entire OMPI code base with threading support enabled.

On May 6, 2010, at 7:03 AM, Ake Sandgren wrote:

> Hi!
> We have a code that trips on this fairly often. I've seen cases where it
> works but mostly it gets stuck here.
> The actual mpi call is call mpi_file_open(...)
> I'm currently just wondering if there has been other reports on/anyone
> have seen deadlock in mpi-io parts of the code or if this most likely
> caused by our setup.
> openmpi version is 1.4.2 (fails with 1.3.3 too)
> Filesystem used is GPFS
> openmpi built with mpi-threads but without progress-threads
> --
> Ake Sandgren, HPC2N, Umea University, S-90187 Umea, Sweden
> Internet: ake_at_[hidden] Phone: +46 90 7866134 Fax: +46 90 7866126
> Mobile: +46 70 7716134 WWW:
> _______________________________________________
> users mailing list
> users_at_[hidden]

Jeff Squyres
For corporate legal information go to: