Linux vs Unix for doing bioinformatics

Peter C. Tribble ptribble at hgmp.mrc.ac.uk
Thu Mar 2 03:53:21 EST 2000

In article <6lp*iu1lo at news.chiark.greenend.org.uk>,
	Tim Cutts <timc at chiark.greenend.org.uk> writes:
> Running BLAST on NFS-mounted directories is a bad idea; BLAST 2 memory
> maps the file, and the performance of a mmap'ed file across NFS is
> appalling.

Indeed? We run blast across nfs; once the file is pulled across into
memory then the machines in the farm run flat out with no network
traffic (until they need to get another database that isn't in memory).

-Peter Tribble
HGMP Computing Services

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