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Subject: Re: [OMPI users] v1.3: mca_common_sm_mmap_init error
From: Ralph Castain (rhc_at_[hidden])
Date: 2009-03-19 10:15:04


Or you can just add --leave-session-attached to your mpirun cmd line

On Mar 19, 2009, at 8:10 AM, Rolf Vandevaart wrote:

> On 03/19/09 09:55, Dave Love wrote:
>> Prentice Bisbal <prentice_at_[hidden]> writes:
>>> I just installed OpenMPI 1.3 with tight integration for SGE. Version
>>> 1.2.8 was working just fine for several months in the same
>>> arrangement.
>>>
>>> Now that I've upgraded to 1.3, I get the following errors in my
>>> standard
>>> error file:
>>>
>>> mca_common_sm_mmap_init: open /tmp/968.1.all.q/openmpi-sessions-
>>> prent
>>> ice_at_node09.aurora_0/21400/1/shared_mem_pool.node09.aurora failed
>>> with
>>> errno=2
>> Has this been addressed, or does it need an actual bug report? I
>> assume
>> it's orthogonal to https://svn.open-mpi.org/trac/ompi/ticket/1783,
>> mentioned later in the thread.
>
> It turns out they are related. We only get these errors when we
> daemonize the orteds. The fix for this is in the trunk and it will
> be in 1.3.2 (but it is not in 1.3.1 or 1.3.0).
>
> You can workaround this in 1.3.0 and 1.3.1 with this parameter:
>
> --mca orte_leave_session_attached 1
>
> This will prevent the daemonizing and the mca_common_sm_mmap_init
> error should go away. I will also add this to the existing bug
> report.
>
> Rolf
>
>
> --
>
> =========================
> rolf.vandevaart_at_[hidden]
> 781-442-3043
> =========================
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