Re: NAMD 2.6 in IBM SP

From: Gengbin Zheng (gzheng_at_ks.uiuc.edu)
Date: Sat Nov 05 2005 - 09:55:13 CST

Hi,

You can try disable the context-based threads at:
charm-5.9/src/arch/mpi-sp/conv-mach.h

#define CMK_THREADS_USE_CONTEXT 0

recompile charm and NAMD.

Gengbin

Xinghua Shi wrote:

> Hi everyone,
>
>
>
> I wonder if somebody has successfully used NAMD 2.6 in IBM SP
> computers. I have successfully compiled it in IBM SP computers, yet in
> executing the error will occur with information:
>
>
>
> ATTENTION: 0031-408 8 tasks allocated by LoadLeveler,
> continuing...
>
> ------------- Processor 0 Exiting: Called CmiAbort ------------
>
> Reason: CthResume:
> swapcontext failed.
>
>
>
> I also tried the precompiled binary for IBM-SP to test it and the
> error information was the same as mentioned above.
>
> It seems the problem comes from the charm++ (version 5.9). If NAMD 2.6
> is compiled with the previous charm++ version (use charm.tar in the
> source code of NAMD 2.5), such problem will be solved. Yet the new
> feature of ABF (adaptive biasing force) in 2.6 will not work anymore,
> which is my original intention to compile version 2.6.
>
>
>
> Thanks for any solutions and suggestions!
>
>
>
> Xinghua Shi
>
> Max Planck Institute for Metals Research
> Heisenbergstr. 3, 70569 Stuttgart, Germany
> Phone: (+49-711) 689-3567
> Fax: (+49-711) 689-3512
>
> E-mail: xinghua.shi_at_mf.mpg.de
> http://shasta.mpi-stuttgart.mpg.de <http://shasta.mpi-stuttgart.mpg.de/>
>
>
>

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