Date: Wed, 11 Oct 2006 21:20:22 -0500 From: Eric Schuele <e.schuele@computer.org> To: Jeff Mohler <speedtoys.racing@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: NFS Client..attr caching.. Message-ID: <452DA666.7070505@computer.org> In-Reply-To: <a969fbd10610092338v617a0e4cs37b2d0f30fb3fcbf@mail.gmail.com> References: <a969fbd10610092338v617a0e4cs37b2d0f30fb3fcbf@mail.gmail.com>
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On 10/10/06 01:38, Jeff Mohler wrote: > here at work we want to compile deep trees of code on Fbsd boxes, but > we are finding that the compiles on local disk are faster than via NFS > (very very fast/new Netapp boxes) on the FreeBSD boxes (single spindle > SATA drives). > > However, cross-compiling the same code on a linux box over NFS to the > very same Netapp boxes is way faster than Fbsd on local disk. > > Im trying of course to get the mount options/etc that the linux boxes > use, but any clues on how to mount a 150k file deep source tree to > most effectively cache getattr/readdir metadata which seems to be an > enourmous percentage of the total NFS calls in the compile process. I'm no NFS guru... but I did some googling on your behalf and ran across the following sysctl which, if tweaked, might help. vfs.nfs.access_cache_timeout Don't know if it will help. Just a shot. > > Thanks in advance..as I get more data. > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org" >
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