Just a hunch but is there any chance you can try another version of OpenMPI? Hopefully a newer version?
-berk On Thu, Feb 4, 2010 at 11:16 AM, Bart Janssens <[email protected]>wrote: > On Wednesday 03 February 2010 09:58:53 pm Berk Geveci wrote: > > Any chance you can attach with a debugger to one of the nodes that > > crash? It is hard to tell what is wrong from the errors you posted. We > > I have recompiled with debugging symbols and attached a backtrace from the > first pvserver process. The crash is in Mesa, and happens both with the > stock Mesa 6.5 from CentOS and after upgrading to the > latest stable version from source (7.6.1). The relevant piece of mesa code > appears to be the jmp call below (Mesa 7.6.1): > > #elif defined(PTHREADS) > pushq %rdi > call _x86_64_get_dispa...@plt > popq %rdi > movq 2344(%rax), %r11 > jmp *%r11 > #else > > I have absolutely no clue what this bit of code does, or why it fails here > (especially only when more than 4 processes are running). I have tried using > both 8 processes on the same node and 8 processes on > different nodes. This looks very similar to these threads: > http://markmail.org/thread/owglrjmzkqlfmuhm > and > http://markmail.org/message/5eekpxkkh5iput2w > > Somehow, I get the feeling this is not going to be easy... :) > > > have definitely run ParaView with OpenMPI with 4 core and more. Also, > > what do you mean by "simple VTK file"? Small file? Big file? > It's a very small file (10700 cells), in this case the "airFoil2D" > OpenFOAM tutorial file after conversion. It loads fine with exactly the > same setup using 4 processes. > > Cheers, > > -- > Bart >
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