Date: Wed, 14 Nov 2007 09:27:37 -0800 From: "Jack Vogel" <jfvogel@gmail.com> To: "Robert Noland" <rnoland@2hip.net> Cc: freebsd-current@freebsd.org, Mike Tancsa <mike@sentex.net> Subject: Re: em0: watchdog timeout ... Message-ID: <2a41acea0711140927u4f185e13ta6c870918e265738@mail.gmail.com> In-Reply-To: <1195055837.2118.8.camel@rnoland-ibm.acs.internap.com> References: <20071011003619.GA84433@obelix.dsto.defence.gov.au> <fg596h$3a5$1@ger.gmane.org> <200710301328.l9UDSWAK081359@lava.sentex.ca> <200710311621.53910.jhb@freebsd.org> <7.1.0.9.0.20071031165823.25898768@sentex.net> <200711141515.lAEFFA7o096062@lava.sentex.ca> <1195055837.2118.8.camel@rnoland-ibm.acs.internap.com>
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You have a Vidalia (82573), please do the eeprom dump and let me see it. Jack On Nov 14, 2007 7:57 AM, Robert Noland <rnoland@2hip.net> wrote: > > On Wed, 2007-11-14 at 10:15 -0500, Mike Tancsa wrote: > > At 03:58 PM 10/31/2007, Mike Tancsa wrote: > > >To: John Baldwin <jhb@freebsd.org>, freebsd-current@freebsd.org > > >From: Mike Tancsa <mike@sentex.net> > > >Subject: Re: em0: watchdog timeout ... > > > > > >At 04:21 PM 10/31/2007, John Baldwin wrote: > > >> > > > >> > em1@pci1:0:1: class=0x020000 card=0x115e8086 chip=0x105e8086 > > >> > rev=0x06 hdr=0x00 > > >> > vendor = 'Intel Corporation' > > >> > device = 'PRO/1000 PT' > > >> > class = network > > >> > subclass = ethernet > > >> > cap 01[c8] = powerspec 2 supports D0 D3 current D0 > > >> > cap 05[d0] = MSI supports 1 message, 64 bit > > >> > cap 10[e0] = PCI-Express 1 endpoint > > >> > > > >> > its also in FastE mode and not gigE. Not sure if that makes a > > >> > difference or not. > > >> > > >>What if you use MSI? > > > > > >How do I enable that ? > > > > > > > > Just to follow up on this thread for the archives, enabling MSI does > > indeed seem to stop, or at least mitigate watchdog timeouts. Its > > been almost 2 weeks on this one box and we have had zero watchdog timeouts. > > I'm still getting these with MSI... > > em0@pci0:2:0:0: class=0x020000 card=0x02f61014 chip=0x108c8086 rev=0x03 > hdr=0x00 > vendor = 'Intel Corporation' > device = '82573E Intel Corporation 82573E Gigabit Ethernet > Controller (Copper)' > class = network > subclass = ethernet > cap 01[c8] = powerspec 2 supports D0 D3 current D0 > cap 05[d0] = MSI supports 1 message, 64 bit enabled with 1 message > cap 10[e0] = PCI-Express 1 endpoint > > rnoland-ibm% vmstat -i > interrupt total rate > irq1: atkbd0 87456 0 > irq4: sio0 2 0 > irq6: fdc0 10 0 > irq14: ata0 1896659 11 > irq15: ata1 422846 2 > irq16: uhci3 drm0 10788636 63 > irq22: pcm0 15730204 92 > irq23: uhci0 ehci0 258850 1 > cpu0: timer 338437976 1999 > irq256: em0 1363782 8 > cpu1: timer 338430141 1999 > Total 707416562 4180 > > FreeBSD rnoland-ibm.acs.internap.com 8.0-CURRENT FreeBSD 8.0-CURRENT > #112: Tue Nov 6 14:11:24 EST 2007 > root@rnoland-ibm.acs.internap.com:/usr/obj/usr/src/sys/IBM i386 > > em0: watchdog timeout -- resetting > em0: link state changed to DOWN > em0: link state changed to UP > em0: watchdog timeout -- resetting > em0: link state changed to DOWN > em0: link state changed to UP > > It seems to occur when a new connection is being created, typically from > some fairly heavyweight application. For example starting the acroread > plugin in firefox to download a PDF. I haven't had time to try and > investigate it thoroughly, so this is all anecdotal. But it is still > occurring with MSI. > > robert. > > > > > # vmstat -i > > interrupt total rate > > irq1: atkbd0 6 0 > > irq4: sio0 59020 0 > > irq17: em3 225204 0 > > irq19: atapci1 243645 0 > > cpu0: timer 1985129675 1997 > > irq256: em0 1460563078 1470 > > irq257: em1 2360550 2 > > irq258: em2 1300707554 1309 > > cpu1: timer 1985084642 1997 > > Total 6734373374 6777 > > > > However, it *seems* to increase the amount of missed packets. But, > > traffic patterns are a little higher, so I cant be certain. > > > > em0: Missed Packets = 5514 > > em0: Receive No Buffers = 1950 > > em0: RX overruns = 9 > > em2: Missed Packets = 220073 > > em2: Receive No Buffers = 29034 > > em2: RX overruns = 1498 > > > > > > ---Mike > > > > > _______________________________________________ > > freebsd-current@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-current > > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >
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