Re: Possibly SATA related freeze killed networking and RAID

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



2007/11/20, Alan Cox <[email protected]>:
> >  kernel: [734344.717844] irq 21: nobody cared (try booting with the
> > "irqpoll" option)
> >  kernel: [734344.717866]
>
> Your machine decided to emit interrupt 21 without an apparent reason.
> Whatever caused that made the kernel shut down IRQ 21 at which point the
> disk drives on that IRQ were no longer being serviced. Everything on IRQ
> 21 would have died - which may be why your networking failed too.
>
> What do you have on IRQ 21 and is this a one off ?

I've had other freezes before but this was the first time I was able
to see what was actually going on.
IRQ 21 appears to be shared between sata_nv and ethernet.

Does this mean my hardware/BIOS is broken somehow?
I'm running the latest BIOS available.

# cat /proc/interrupts            CPU0       CPU1
  0:      26497    3603163   IO-APIC-edge      timer
  1:          0          2   IO-APIC-edge      i8042
  8:          0          0   IO-APIC-edge      rtc
 9:          0          0   IO-APIC-fasteoi   acpi
 12:          0          6   IO-APIC-edge      i8042
 16:       4851     669159   IO-APIC-fasteoi   shpchp, libata
 20:          0          0   IO-APIC-fasteoi   sata_nv
 21:      36443    4775430   IO-APIC-fasteoi   sata_nv, eth0
 22:      31261    4531218   IO-APIC-fasteoi   ohci_hcd:usb1, sata_nv
 23:          4       1649   IO-APIC-fasteoi   HDA Intel, ehci_hcd:usb2
NMI:          0          0
LOC:    3629562    3629543
ERR:          0

  -- noah
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux