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Subject: Re: [OMPI devel] Infiniband always disabled for required threadlevel MPI_THREAD_MULTIPLE ?
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2009-09-15 13:28:15

On Sep 15, 2009, at 1:22 PM, Kiril Dichev wrote:

> Then I noticed some code and comments in
> ompi/mca/btl/openib/btl_openib_component.c which seem to disable this
> component when MPI_THREAD_MULTIPLE is used for the initialization
> (as is
> the case with IMB). Is that intentional ?

Yes. The openib BTL is not [yet] thread safe. Sorry. :-(

Jeff Squyres