Am 21.07.2015 um 23:15 schrieb Thomas Gleixner: > On Tue, 21 Jul 2015, Stefan Priebe wrote: >> Am 20.07.2015 um 12:53 schrieb Thomas Gleixner: >>> On Mon, 20 Jul 2015, Stefan Priebe - Profihost AG wrote: >>>> Hello list, >>>> >>>> i've 36 servers all running vanilla 3.18.18 kernel which have a very >>>> high disk and network load. >>>> >>>> Since a few days i encounter regular the following error messages and >>>> pretty often completely hanging disk i/o: >>>> [535040.439859] do_IRQ: 0.126 No irq handler for vector (irq -1) >>>> >>>> All systems are Single E5 Xeons and I'm running irqbalance on them. >>> >>> Does it stop if you disable irqbalance ? >> >> No. The machines still crash. > > crash as in running into a BUG? Or is it just that disk I/O is stalled?
Sorry i meant I/O is stalled. It crashes to me as i can't login anymore due to hanging I/O. > Can you please provide the full dmesg output of such a machine? Yes (this time from a machine using 3.18.14) => http://pastebin.com/raw.php?i=S6kAk0iS > I'll cook up a debug patch for that against 3.18.18. That would be great! Stefan > Thanks, > > tglx > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
