Date: Mon, 10 Feb 2014 15:41:05 -0800 From: aurfalien <aurfalien@gmail.com> To: Christian Weisgerber <naddy@mips.inka.de> Cc: freebsd-net@freebsd.org, Rick Macklem <rmacklem@uoguelph.ca> Subject: Re: Terrible NFS performance under 9.2-RELEASE? Message-ID: <77B2BE60-DB3C-4349-B105-6DA1CB2342CA@gmail.com> In-Reply-To: <20140210233002.GA2103@lorvorc.mips.inka.de> References: <ld8ft9$25o0$1@lorvorc.mips.inka.de> <2059385169.3089582.1391993655512.JavaMail.root@uoguelph.ca> <20140210233002.GA2103@lorvorc.mips.inka.de>
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On Feb 10, 2014, at 3:30 PM, Christian Weisgerber <naddy@mips.inka.de> wrote: > Rick Macklem: > >>> When I switched my desktop box from FreeBSD 7 to 9, NFS read >>> performance from my media server (running OpenBSD) became extremely >>> poor. I couldn't even stream a movie any longer. Disabling TSO >>> on the nfe(4) interface had no effect. My workaround was to switch >>> from a TCP mount to a UDP one. The problem has persisted to FreeBSD >>> 10. >>> >>> I can now report that switching to [rw]size=32768 with a TCP mount >>> also works fine. >>> >> If it is convenient, trying a 64K TCP mount with a kernel that has the >> attached patch (which makes it use page size clusters and reduces the >> # of segments to 18) to see if it works well, would be interesting. > > No, this works very poorly. So basically either; TCP w/32K r/w or UDP Correct? - aurf "Janitorial Services"
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