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Subject: Re: [OMPI users] flash2.5 with openmpi
From: Brock Palen (brockp_at_[hidden])
Date: 2008-01-25 14:18:10


Yes that is true.

The underlying filesystems are ether NFSv3 provided by a OnStor
bobcat, or a simple Lustre cluster.

All systems are 64bit x86_64. We create files larger than 2GB al the
time.

Brock Palen
Center for Advanced Computing
brockp_at_[hidden]
(734)936-1985

On Jan 25, 2008, at 2:03 PM, Jeff Pummill wrote:

> I'm guessing he means the ASC FLASH code which simulates star
> explosions...
>
> Brock?
>
>
> Jeff F. Pummill
> University of Arkansas
>
>
>
> Doug Reeder wrote:
>>
>> Brock,
>>
>> Do you mean flash memory, like a USB memory stick. What kid of file
>> system is on the memory. Is there some filesystem limit you are
>> bumping into.
>>
>> Doug Reeder
>> On Jan 25, 2008, at 8:38 AM, Brock Palen wrote:
>>
>>
>>> Is anyone using flash with openMPI? we are here, but when ever it
>>> tries to write its second checkpoint file it segfaults once it gets
>>> to 2.2GB always in the same location.
>>>
>>> Debugging is a pain as it takes 3 days to get to that point. Just
>>> wondering if anyone else has seen this same behavior.
>>>
>>>
>>> Brock Palen
>>> Center for Advanced Computing
>>> brockp_at_[hidden]
>>> (734)936-1985
>>>
>>>
>>> _______________________________________________
>>> users mailing list
>>> users_at_[hidden]
>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>
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