Date: Fri, 5 Dec 2008 22:13:24 +0300 From: Lev Serebryakov <lev@FreeBSD.org> To: freebsd-hardware@freebsd.org Cc: jfv@FreeBSD.org, freebsdnic@mailbox.intel.com Subject: em0: watchdog timeout -- resetting Message-ID: <785999360.20081205221324@serebryakov.spb.ru>
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Hello, .
System:
FreeBSD xxx.xxx.xx 7.1-PRERELEASE FreeBSD 7.1-PRERELEASE #0: Fri Dec 5 20:=
37:31 MSK 2008 lev@xxx.xxx.xx:/usr/obj/usr/src/sys/BLOB amd64
Hardware:
% dmesg | grep em0
em0: <Intel(R) PRO/1000 Network Connection 6.9.6> port 0xe880-0xe89f mem 0x=
fea40000-0xfea5ffff,0xfea7a000-0xfea7afff irq 20 at device 25.0 on pci0
em0: [FILTER]
em0: Ethernet address: 00:1e:8c:75:03:0d
% pciconf -lv | grep
em0@pci0:0:25:0: class=3D0x020000 card=3D0x82681043 chip=3D0x10bd808=
6 rev=3D0x02 hdr=3D0x00
vendor =3D 'Intel Corporation'
device =3D '82566DM-2 Gigabit Network Connection'
class =3D network
subclass =3D ethernet
% ifconfig em0
em0: flags=3D8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 9014
options=3D19b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO=
4>
ether 00:1e:8c:75:03:0d
inet 192.168.134.3 netmask 0xffffff00 broadcast 192.168.134.255
media: Ethernet autoselect (1000baseTX <full-duplex>)
status: active
%
Hardware is ASUS P5E-VM DO motherboard with integrated controller.
Network is connected to HP ProCurce 1400-8G gigabit switch.
I'm getting "em0: watchdog timeout -- resetting" (and all connections
are lost!) very often. If here are network load it could be every 5
minutes sometimes... For example:
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
Dec 5 22:01:39 blob kernel: em0: watchdog timeout -- resetting
Dec 5 22:01:39 blob kernel: em0: link state changed to DOWN
Dec 5 22:01:42 blob kernel: em0: link state changed to UP
Dec 5 22:01:56 blob kernel: em0: watchdog timeout -- resetting
Dec 5 22:01:56 blob kernel: em0: link state changed to DOWN
Dec 5 22:01:59 blob kernel: em0: link state changed to UP
Dec 5 22:02:01 blob kernel: em0: link state changed to DOWN
Dec 5 22:02:03 blob kernel: em0: link state changed to UP
Dec 5 22:06:07 blob kernel: em0: watchdog timeout -- resetting
Dec 5 22:06:07 blob kernel: em0: link state changed to DOWN
Dec 5 22:06:09 blob kernel: em0: link state changed to UP
Dec 5 22:07:18 blob kernel: em0: watchdog timeout -- resetting
Dec 5 22:07:18 blob kernel: em0: link state changed to DOWN
Dec 5 22:07:24 blob kernel: em0: link state changed to UP
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
I could provide any additional information.
--=20
// Black Lion AKA Lev Serebryakov <lev@FreeBSD.org>
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