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Subject: Re: [OMPI users] Error in mx_init (error MX library incompatiblewith driver version)
From: Scott Atchley (atchley_at_[hidden])
Date: 2009-06-21 17:34:46


Henk,

Does the ldd output of the executable list myriexpress as a dependancy?

If so, was your Open-MPI built to always link libmyriexpress? By
default, it should not.

Scott

On Jun 21, 2009, at 5:27 PM, SLIM H.A. wrote:

> Dear Scott
>
> The MX library is dynamically linked in the executable.
>
> In the mean time I repeated this with a simple MPI program which gives
> the same messages about mx_init but does not crash. In the crashing
> program the segmentation error came directly after the MX error and I
> assumed they might be related but they are probably not.
> The program that fails is tough2_mp with the Aztec library, however
> building it with mpich_mx instead of OpenMPI does not give problems.
>
> Thanks
>
> Henk
>
>
> -----Original Message-----
> From: users-bounces_at_[hidden] [mailto:users-bounces_at_[hidden]]
> On
> Behalf Of Scott Atchley
> Sent: 19 June 2009 23:23
> To: Open MPI Users
> Subject: Re: [OMPI users] Error in mx_init (error MX library
> incompatiblewith driver version)
>
> On Jun 19, 2009, at 1:05 PM, SLIM H.A. wrote:
>
>> Although the mismatch between MX lib version and the kernel version
>> appears to cause the mx_init error this should never be called as
>> there
>> is no mx card on those nodes.
>>
>> Thanks in advance for any advice to solve this
>>
>> Henk
>
> Henk,
>
> Is MX statically compiled into the binary or Open-MPI library?
>
> Scott
>
>
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