[Beowulf] Help with inconsistent network performance
smulcahy at aplpi.com
Tue Dec 18 11:31:28 EST 2007
Brendan Moloney wrote:
> Any input on things to check would be greatly appreciated.
It might be useful to run some tools like dstat, top/htop, vmstat and
iostat while performing the rendering and summarise any behaviour which
co-incides with the hiccups.
Have you ganglia on your cluster? You might notice system resource
spikes which co-incide with your hiccups.
Stephen Mulcahy, Applepie Solutions Ltd., Innovation in Business Center,
GMIT, Dublin Rd, Galway, Ireland. +353.91.751262 http://www.aplpi.com
Registered in Ireland, no. 289353 (5 Woodlands Avenue, Renmore, Galway)
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