lkml.org 
[lkml]   [2004]   [Feb]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: Hard locks under high interrupt load?
    On Fri, 27 Feb 2004, Dan Creswell wrote:

    > I'm having zero success in getting 2.6.3 stable under interrupt load. I
    > can kill my machine in a variety of fashions all of which appear, to my
    > naive eye, related to interrupt load:
    >
    > (1) LAN traffic via E1000 card (X is not running)
    > (2) Running X for more than a few minutes - starting up a couple of
    > applications whilst performing some disk-based activity (such as a
    > compile) usually seems to do the trick.
    >
    > (2) is worth a little more examination. I have an NVIDIA card (I can
    > hear you all groan) *but* I get the same results with the XFree driver
    > *or* the proprietary NVIDIA driver.
    >
    > Disabling IO-APIC usage seems to resolve the problem.

    Does the 'noirqbalance' kernel parameter also serve as a workaround? Are
    you using any userspace irq balancers?

    > Machine is a dual Xeon, Tyan S2665 (E7505 chipset) with an MPT-Fusion
    > SCSI controller.
    >
    > 2.4.26-pre1 and various other 2.4 kernels give me no problems at all. I
    > really want to switch my machines over to 2.6 but I can't whilst this
    > problem persists.
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 14:01    [W:0.027 / U:0.496 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site