Date: Wed, 20 Sep 2006 16:02:05 +0200 From: Ian FREISLICH <if@hetzner.co.za> To: Andre Oppermann <andre@freebsd.org> Cc: Poul-Henning Kamp <phk@phk.freebsd.dk>, current@freebsd.org Subject: Re: if_em goes mum Message-ID: <E1GQ2eL-000CUS-DV@hetzner.co.za> In-Reply-To: Message from Andre Oppermann <andre@freebsd.org> of "Wed, 20 Sep 2006 15:52:23 %2B0200." <45114797.3030305@freebsd.org>
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Andre Oppermann wrote:
> Poul-Henning Kamp wrote:
> > In message <E1GQ0NC-000C5i-FM@hetzner.co.za>, Ian FREISLICH writes:
> >
> >>Poul-Henning Kamp wrote:
> >>
> >>>Every few minutes my if_em goes mum, it receives packets but
> >>>does not transmit anything.
> >>>
> >>>ifconfig em0 down ; sleep .1 ; ifconfig em0 up
> >>>
> >>>makes it work again.
> >>
> >>Is the OACTIVE flag set? And is TSO enabled on the interface with
> >>100M media?
> >
> >
> > em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> > options=38b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWCSUM,TSO4,TSO6>
> > inet 10.221.74.159 netmask 0xffff0000 broadcast 10.221.255.255
> > ether 00:0d:60:cf:26:7a
> > media: Ethernet autoselect (1000baseTX <full-duplex>)
> > status: active
> >
> >
> > I've disabled tso and I still see the hang:
> >
> > em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> > options=8b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWCSUM>
> > inet 10.221.74.159 netmask 0xffff0000 broadcast 10.221.255.255
> > ether 00:0d:60:cf:26:7a
> > media: Ethernet autoselect (1000baseTX <full-duplex>)
> > status: active
>
> Please give the 'pciconf -lv' output for the em devices. I have a machine
> with a particular chipset that has some trouble as well. Jack Vogel tries
> to debug it.
em0@pci3:4:0: class=0x020000 card=0x10798086 chip=0x10798086 rev=0x03 hdr=0x00
vendor = 'Intel Corporation'
device = '82546EB Dual Port Gigabit Ethernet Controller'
class = network
subclass = ethernet
em1@pci3:4:1: class=0x020000 card=0x10798086 chip=0x10798086 rev=0x03 hdr=0x00
vendor = 'Intel Corporation'
device = '82546EB Dual Port Gigabit Ethernet Controller'
class = network
subclass = ethernet
em2@pci5:1:0: class=0x020000 card=0x11798086 chip=0x10798086 rev=0x03 hdr=0x00
vendor = 'Intel Corporation'
device = '82546EB Dual Port Gigabit Ethernet Controller'
class = network
subclass = ethernet
em3@pci5:1:1: class=0x020000 card=0x11798086 chip=0x10798086 rev=0x03 hdr=0x00
vendor = 'Intel Corporation'
device = '82546EB Dual Port Gigabit Ethernet Controller'
class = network
subclass = ethernet
--
Ian Freislich
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