Date: Tue, 8 Jan 2002 21:08:19 -0600 From: Doug Poland <doug@polands.org> To: Bill Moran <wmoran@potentialtech.com> Cc: questions@freebsd.org Subject: Re: Impoving NFS performance Message-ID: <20020108210819.A5558@polands.org> In-Reply-To: <02010818414501.05084@proxy.the-i-pa.com> References: <02010818414501.05084@proxy.the-i-pa.com>
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On Tue, Jan 08, 2002 at 06:41:45PM -0500, Bill Moran wrote: > Ran some tests today to try to determine where some bottlenecks are occurring > in a recently installed WAN and found something rather disturbing. > In tests, NFS is anywhere from 4 to 20 times slower than SMB or FTP file transfer. > FTP = ~80k/sec > SMB = ~60k/sec > NFS = ~25k/sec (although one test showed 2.5k/sec - ugh!) > Fellow I work with claims that this is just the way NFS is and that we should abandon > it for other file-sharing methods. > Anyone have any light to shed on this? Is NFS inherently slower than SMB and other > protocols? If no, what can be done to speed things up? > Here's some options I use after some research: -o nfsv3,intr,rdirplus,-r=32768,-w=32768 I've never measured the performance against other protocols but this gave me acceptable performance on a small LAN. YMMV. Never did figure out how to get this to work via fstab. I've been mounting remote exports via shell script in /usr/local/etc/rc.d. If you use these and can get the mounts to work via fstab, I'd appreciate some guidance. -- Regards, Doug To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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