Date: Sat, 02 Dec 2006 08:56:57 +0800 From: Jamie Clark <jamie@zeroth.org> To: Steven Hartland <killing@multiplay.co.uk> Cc: Charles Sprickman <spork@bway.net>, freebsd-stable@freebsd.org Subject: Re: vr speed issues Message-ID: <4570CF59.9060904@zeroth.org> In-Reply-To: <001d01c71597$69cbd700$b3db87d4@multiplay.co.uk> References: <Pine.OSX.4.61.0611282212530.517@white.nat.fasttrackmonkey.com><457012AE.8050700@zeroth.org> <Pine.OSX.4.61.0612011546530.517@white.nat.fasttrackmonkey.com> <001d01c71597$69cbd700$b3db87d4@multiplay.co.uk>
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Steven Hartland wrote: > Charles Sprickman wrote: >>> Backing up the 4.10 box was within an acceptable margin of wire >>> speed (~8MB/s on 100M ethernet) given that a router was in the >>> middle. That's roughly how the box has always performed. >>> >>> After installing 6.1_RELEASE and updating to RELENG_6 I started the >>> restore. Maxed out at about 380kB/s. Now I tested the backup speed >>> again and it has also dropepd to 380k. > > That speed is indicative of a FD / HD mismatch between the switch > and the NIC if its hard coded try setting auto if its auto try > hardcoding. N.B. Ensure both ends are set in the same way i.e. hard/auto > or problems start. Both are auto and show 100 FD. The switch port stats show zeros on all the error counters. Good thinking though. I wouldn't yet rule out an external influence as I have not performed any in-depth diagnosis of this - but I can't think of anything obvious aside from the OS upgrade. -Jamie
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