[SCore-users-jp] Re: [SCore-users] Score limitations?
kameyama @ pccluster.org
kameyama @ pccluster.org
2002年 9月 18日 (水) 09:53:03 JST
In article <1032301235.1944.81.camel @ stan.cfdlab.mcgill.ca> Amik St-Cyr CFD Lab <amik @ cfdlab.mcgill.ca> wrotes:
> (not yet fully functional) Beowulf.
> We have a 128 nodes(dual) cluster connected with both a myrinet2k
> switch and an ethernet 100MB network.
> The only problem (yet) is that when I try a very simple
> program the scrun/mpirun hangs forever when the number of
> nodes used is greater then 64.
...
> Do you folks think that:
>
> 1)the problem is myrinet2k related ?
Please check Total test by scstest.
Please look at
http://www.pccluster.org/score/dist/score/html/en/installation/pm-testmyrinet.html
> 2)the driver for the myrinet switch has a problem ?
> we are using:
> /* PM/Myrinet */
> myrinet2k type=myrinet2k \
> -firmware:file=/opt/score/share/lanai/lanaiM2k.mcp \
> -config:file=/opt/score/etc/pm-myrinet.conf
scoreboard setting seems to good.
Please check pm-myrinet.conf.
If you want to check of node 65,
you can use pmini and pmtest.
Please look at PM/Myrinet test page:
http://www.pccluster.org/score/dist/score/html/en/installation/pm-testmyrinet.html
from Kameyama Toyohisa
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