[mpich-discuss] Strange behavior of mpd

Bellanca Gaetano gaetano.bellanca at unife.it
Mon Sep 29 15:48:20 CDT 2008


Hi Gus,

I thought to something similar, and modify/increase the dimension of 
the buffer for mpi. But this didn't solve the problem. Moreover, I 
had the same problem on my PC at home, and on a two CPU system at the 
University, where there are 16GB of memory.

Moreover, in both the configuration the simulation work once I have 
restarted mpd after the boot and also using mpd not launched at boot 
time (with root privileges) but started by the user before running 
the simulation.
Note that also running mpd  after  the bot with root privileges 
results in a correct behavior of the code.

I really don't know: it seems something relevant to the boot-time startup.
For the moment, I use the solution of mpd launched by the user, but 
the one with mpd started by the root at boot time is more 'elegant'.

Regards.

Gaetano


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Gaetano Bellanca - Department of Engineering - University of Ferrara
Via Saragat, 1 - 44100 - Ferrara - ITALY
Voice (VoIP):  +39 0532 974809     Fax:  +39 0532 974870
mailto:gaetano.bellanca at unife.it

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