Date: Fri, 27 Aug 2010 09:59:48 -0700 From: Jack Vogel <jfvogel@gmail.com> To: Philipp Wuensche <cryx-freebsd@h3q.com> Cc: PYUN YongHyeon <pyunyh@gmail.com>, freebsd-stable@freebsd.org, Jeremy Chadwick <freebsd@jdc.parodius.com> Subject: Re: Crashes on X7SPE-HF with em Message-ID: <AANLkTi=1ufAAWm_J--8Tmc7%2ByWea2fJdFrvqBVMeX%2BXn@mail.gmail.com> In-Reply-To: <4C77B7DA.3040801@h3q.com> References: <4C744DC4.3070100@h3q.com> <201008250109.o7P19uEp046002@lava.sentex.ca> <4C76A226.5070302@h3q.com> <20100826212757.GA3391@icarus.home.lan> <4C76E320.9090008@h3q.com> <20100826221526.GA4760@icarus.home.lan> <AANLkTi=6NxinLoYPJbaa1TkGLEFhZP_z55Bn5n%2Berj1k@mail.gmail.com> <4C77B7DA.3040801@h3q.com>
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On Fri, Aug 27, 2010 at 6:04 AM, Philipp Wuensche <cryx-freebsd@h3q.com>wrote: > Jack Vogel wrote: > > > > > > On Thu, Aug 26, 2010 at 3:15 PM, Jeremy Chadwick > > <freebsd@jdc.parodius.com <mailto:freebsd@jdc.parodius.com>> wrote: > > > > On Thu, Aug 26, 2010 at 11:56:48PM +0200, Philipp Wuensche wrote: > > > Jeremy Chadwick wrote: > > > > > > > > CC'ing Jack Vogel of Intel and Yong-Hyeon PYUN who might have > some > > > > ideas. OP's backtrace is here: > > > > > > > > > > > http://lists.freebsd.org/pipermail/freebsd-stable/2010-August/058425.html > > > > > > > > Philipp, can you please provide the following output? > > > > > > > > * dmesg | egrep 'em[0-9]' > > > > > > em0: <Intel(R) PRO/1000 Network Connection 7.0.5> port > > 0xdc00-0xdc1f mem > > > 0xfe9e0000-0xfe9fffff,0xfe9dc000-0xfe9dffff irq 16 at device 0.0 > > on pci2 > > > em0: Using MSI interrupt > > > em0: [FILTER] > > > em0: Ethernet address: 00:25:90:04:6e:fa > > > em1: <Intel(R) PRO/1000 Network Connection 7.0.5> port > > 0xec00-0xec1f mem > > > 0xfeae0000-0xfeafffff,0xfeadc000-0xfeadffff irq 17 at device 0.0 > > on pci3 > > > em1: Using MSI interrupt > > > em1: [FILTER] > > > em1: Ethernet address: 00:25:90:04:6e:fb > > > > > > > * uname -a (you can XXX out the machine name if need be) > > > > > > FreeBSD XXX 8.1-STABLE FreeBSD 8.1-STABLE #2: Wed Aug 25 10:38:50 > CEST > > > 2010 root@XXX:/usr/obj/usr/src/sys/XXX amd64 > > > > > > Date of source is Aug 17 14:09 CEST 2010. It happend with > 8.1-RELEASE > > > too, I can go back to RELEASE or any SVN revision you would like, > > if it > > > is helping in any way. > > > > > > Kernel-config: > > > > > > include GENERIC > > > > > > ident XXX > > > > > > options IPSEC > > > > > > options DEVICE_POLLING > > > options ACCEPT_FILTER_HTTP > > > > > > options ALTQ > > > > > > options ALTQ_CBQ > > > options ALTQ_RED > > > options ALTQ_RIO > > > options ALTQ_HFSC > > > options ALTQ_PRIQ > > > > > > device crypto > > > device enc > > > > > > > > > > * pciconf -lvc (only include the em(4) items please) > > > > > > em0@pci0:2:0:0: class=0x020000 card=0x060a15d9 > > chip=0x10d38086 rev=0x00 > > > hdr=0x00 > > > vendor = 'Intel Corporation' > > > device = 'Intel 82574L Gigabit Ethernet Controller > (82574L)' > > > 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 max data 128(256) link > x1(x1) > > > cap 11[a0] = MSI-X supports 5 messages in map 0x1c > > > em1@pci0:3:0:0: class=0x020000 card=0x060a15d9 > > chip=0x10d38086 rev=0x00 > > > hdr=0x00 > > > vendor = 'Intel Corporation' > > > device = 'Intel 82574L Gigabit Ethernet Controller > (82574L)' > > > 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 max data 128(256) link > x1(x1) > > > cap 11[a0] = MSI-X supports 5 messages in map 0x1c > > > > > > > * vmstat -i > > > > > > interrupt total rate > > > irq1: atkbd0 9 0 > > > cpu0: timer 36544552 1994 > > > irq256: em0 3801 0 > > > irq257: em1 32963909 1799 > > > irq258: ahci0 175662 9 > > > cpu1: timer 36543525 1994 > > > cpu2: timer 36543525 1994 > > > cpu3: timer 36543525 1994 > > > Total 179318508 9786 > > > > > > There is an shared IPMI interface on em0, but the interface is not > > used > > > by FreeBSD. em1 is used by four VLANs. Polling is only in the > > > Kernelconfig, not activated on the devices. > > > > So much complexity here. Tracking this down might be difficult. > > > > One thing that does concern me is the interrupt rate for em1. Jack > et > > al, is this normal? I don't see this behaviour on my 8.x systems > with > > em(4) driver 7.0.5, but my systems all use 82573E and 82573L, and > don't > > have MSI-X support. > > > > > > He is only using one vector anyway it seems, so MSIX isnt making things > > much more complex than your 573. > > > > The interrupt rate seems high but I'm not sure if its abnormal for a busy > > interface. > > > > I tend to agree with Yongari, let's eliminate all the complicating > factors > > like IPSEC and ALTQ and see if it still occurs. > > Crashed couply of minutes ago, the kernel without ALTQ and IPSEC is now > running. > Does this mean the crash happened without IPSEC and ALTQ or it just now started running that kernel?? Jack
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