em0 timeout disconnects server
Claus Guttesen
kometen at gmail.com
Mon Aug 1 23:20:56 UTC 2011
Do you happen to run nfs on the server?
I had weird problems with igb-timeouts when many nfs-reads occured and a down and up on the interface would restore the network connection for a while. I had vmware-servers on a nfs-share and either when booting or installing programs from windows
Regards
Claus
Sendt fra min iPhone
Den 02/08/2011 kl. 00.27 skrev Willem Jan Withagen <wjw at digiware.nl>:
> A server just all of a sudden dropped from the network.
> uptime was 26days.
>
> This got my ZFS server hanging:
>
> Aug 1 23:39:58 zfs kernel: em0: Watchdog timeout -- resetting
> Aug 1 23:39:58 zfs kernel: em0: Queue(0) tdh = 942, hw tdt = 977
> Aug 1 23:39:58 zfs kernel: em0: TX(0) desc avail = 985,Next TX to Clean
> = 938
> Aug 1 23:43:24 zfs kernel: em0: Watchdog timeout -- resetting
> Aug 1 23:43:24 zfs kernel: em0: Queue(0) tdh = 147, hw tdt = 163
> Aug 1 23:43:24 zfs kernel: em0: TX(0) desc avail = 1006,Next TX to
> Clean = 145
>
> ifconfig down/up did not fix anything, un/plugging the ethernet did not
> do anything either. rebooting did fix it.
>
> Serious maintenance jobs only starts after 0:00.
>
> --WjW
>
> uname -a:
> FreeBSD zfs.digiware.nl 8.2-STABLE FreeBSD 8.2-STABLE #10: Wed Jul 6
> 21:57:36 CEST 2011
> root at zfs.digiware.nl:/home/obj/usr/src/src8/src/sys/ZFS amd64
>
> pciconf -lv:
> hostb0 at pci0:0:0:0: class=0x060000 card=0xd98015d9 chip=0x29e08086
> rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = 'X38/X48 (Bearlake) Processor to I/O Controller'
> class = bridge
> subclass = HOST-PCI
> em0 at pci0:0:25:0: class=0x020000 card=0x10bd15d9 chip=0x10bd8086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = 'Intel 82566DM Gigabit Ethernet Adapter (82566DM)'
> class = network
> subclass = ethernet
> uhci0 at pci0:0:26:0: class=0x0c0300 card=0xd98015d9 chip=0x29378086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> uhci1 at pci0:0:26:1: class=0x0c0300 card=0xd98015d9 chip=0x29388086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> uhci2 at pci0:0:26:2: class=0x0c0300 card=0xd98015d9 chip=0x29398086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> ehci0 at pci0:0:26:7: class=0x0c0320 card=0xd98015d9 chip=0x293c8086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) USB2 Enhanced Host Controller'
> class = serial bus
> subclass = USB
> none0 at pci0:0:27:0: class=0x040300 card=0xd98015d9 chip=0x293e8086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) HD Audio Controller'
> class = multimedia
> subclass = HDA
> pcib1 at pci0:0:28:0: class=0x060400 card=0xd98015d9 chip=0x29408086
> rev=0x02 hdr=0x01
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) PCIe Root Port 1'
> class = bridge
> subclass = PCI-PCI
> uhci3 at pci0:0:29:0: class=0x0c0300 card=0xd98015d9 chip=0x29348086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> uhci4 at pci0:0:29:1: class=0x0c0300 card=0xd98015d9 chip=0x29358086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> uhci5 at pci0:0:29:2: class=0x0c0300 card=0xd98015d9 chip=0x29368086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> ehci1 at pci0:0:29:7: class=0x0c0320 card=0xd98015d9 chip=0x293a8086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) USB2 Enhanced Host Controller'
> class = serial bus
> subclass = USB
> pcib4 at pci0:0:30:0: class=0x060401 card=0xd98015d9 chip=0x244e8086
> rev=0x92 hdr=0x01
> vendor = 'Intel Corporation'
> device = '82801 Family (ICH2/3/4/5/6/7/8/9,63xxESB) Hub
> Interface to PCI Bridge'
> class = bridge
> subclass = PCI-PCI
> isab0 at pci0:0:31:0: class=0x060100 card=0xd98015d9 chip=0x29168086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IR (ICH9R) LPC Interface Controller'
> class = bridge
> subclass = PCI-ISA
> atapci1 at pci0:0:31:2: class=0x010601 card=0xd98015d9 chip=0x29228086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) 6 port SATA AHCI Controller'
> class = mass storage
> subclass = SATA
> none1 at pci0:0:31:3: class=0x0c0500 card=0xd98015d9 chip=0x29308086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = 'Intel(R) ICH9 Family SMBus Controller working fine
> with http://download.cnet.com/Chipset-Driver-Inte (8086)'
> class = serial bus
> subclass = SMBus
> none2 at pci0:0:31:6: class=0x118000 card=0x000015d9 chip=0x29328086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801IB/IR/IH (ICH9 Family) Thermal Subsystem'
> class = dasp
> pcib2 at pci0:5:0:0: class=0x060400 card=0x00000000 chip=0x032c8086
> rev=0x09 hdr=0x01
> vendor = 'Intel Corporation'
> device = 'PCI Express-to-PCI Express Bridge (6702PXH)'
> class = bridge
> subclass = PCI-PCI
> ioapic0 at pci0:5:0:1: class=0x080020 card=0xd98015d9 chip=0x03268086
> rev=0x09 hdr=0x00
> vendor = 'Intel Corporation'
> device = '6700/6702PXH I/OxAPIC Interrupt Controller A'
> class = base peripheral
> subclass = interrupt controller
> pcib3 at pci0:6:7:0: class=0x060400 card=0x00000000 chip=0x03358086
> rev=0x0a hdr=0x01
> vendor = 'Intel Corporation'
> device = '80331 [Lindsay] I/O processor PCI-X bridge'
> class = bridge
> subclass = PCI-PCI
> arcmsr0 at pci0:7:14:0: class=0x010400 card=0x112017d3 chip=0x112017d3
> rev=0x00 hdr=0x00
> vendor = 'Areca Technology Corporation'
> device = 'ARC-1120 8-Port PCI-X to SATA RAID Controller'
> class = mass storage
> subclass = RAID
> vgapci0 at pci0:17:1:0: class=0x030000 card=0x47501002 chip=0x47501002
> rev=0x5c hdr=0x00
> vendor = 'ATI Technologies Inc. / Advanced Micro Devices, Inc.'
> device = 'ATI 3D Rage Pro 215GP (ATI 3D Rage Pro 215GP)'
> class = display
> subclass = VGA
> atapci0 at pci0:17:4:0: class=0x010185 card=0x82131283 chip=0x82131283
> rev=0x00 hdr=0x00
> vendor = 'Integrated Technology Express (ITE) Inc'
> device = 'IDE Controller (IT8213F)'
> class = mass storage
> subclass = ATA
>
>
>
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