Date: Sat, 11 Aug 2012 12:36:09 +0430 From: Hooman Fazaeli <hoomanfazaeli@gmail.com> To: Karl Pielorz <kpielorz_lst@tdx.co.uk> Cc: freebsd-net@freebsd.org Subject: Re: FreeBSD 9.0-R em0 issues? Message-ID: <50261271.50101@gmail.com> In-Reply-To: <26ABB168B4C8E32E7D127EF9@Octca64MkIV.tdx.co.uk> References: <26ABB168B4C8E32E7D127EF9@Octca64MkIV.tdx.co.uk>
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On 8/10/2012 11:24 PM, Karl Pielorz wrote: > > Hi, > > Apologies for posting to -net as well - I originally posted this to -hackers, but was advised to re-post it here... > > A FreeBSD 9.0-R amd64 box - based on a SuperMicro X8DTL-IF Rev. 2.01 w/Intel L5630 & 6Gb of RAM seems to have issues with it's onboard NIC (em driver based - i.e. em0). > > The machine runs fine - but then suddenly loses all network connectivity. Nothing is logged on the console, or /var/log/messages. > > Doing an 'infconfig em0 down' then up, doesn't fix it. Rebooting the box does fix it "for a while". Having dug around Google - I've now set "hw.em.enable_msix=0" - the box ran the whole of the day > with that set, before again - having em0 wedge up. > > When it does this 'netstat -n -i' returns "silly" figures - i.e. if I catch it even moments after it's done it - it'll claim to have suffered billions of input/output and collision errors (huge > amounts more than the amount of traffic that machine would have handled) - e.g. > > " > Name Mtu Network Address Ipkts Ierrs Idrop Opkts Oerrs Coll > em0 1500 <Link#5> 00:25:90:31:82:46 355482 10612864185945 0 291109 3032246910270 1516123455135 > " 82574L with ASPM enabled is known to cause a problem like yours. (See:http://www.google.com/#hl=en&sclient=psy-ab&q=82574L+%2B+ASPM <http://www.google.com/#hl=en&sclient=psy-ab&q=82574L+%2B+ASPM>) However, some time ago, jack committed a fix which disabled ASPM to fix the problem. I recommend getting and compiling latest e1000 source from CVS (which is version 7.3.2) and see what happens.
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