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    SubjectRe: APIC/LAPIC hanging problems on nForce2 system.

    On Wed, 5 Jan 2005, Zwane Mwaikambo wrote:

    > On Wed, 5 Jan 2005, Martin Drab wrote:
    > > I'm witnessing a total freeze on my system when the APIC and LAPIC are
    > > enabled in kernel 2.6.10-bk7.
    > >
    > > The feeze seems to occur whenever there is some heavy interrupt occurance,
    > > usually high network communication load, or high HDD activity. The freeze
    > > does not occur after constant time during the heavy interrupt load, but it
    > > ALLWAYS occurs, and allways after quite a short time. The freeze is total,
    > > I mean nothing reacts, then, even the cursor on the HW text console stops
    > > blinking. Only cold reset helps.
    > >
    > > The problem disappears when I turn off APIC and LAPIC (by the "noapic
    > > nolapic" commands at the kernel boot command line). I tried to turn off
    > > only APIC (i.e., only "noapic"), at first it seemd to be working, but it
    > > frozen anyway, only a bit later. I also tried to turn off only the LAPIC
    > > (i.e., only "nolapic"), but then my HDD was loosing interrupts, so the
    > > system didn't even boot.
    > >
    > > I also tried the native kernel from MDK 10.1 i586, i.e. and
    > > it works without any problem with both APIC and LAPIC enabled.
    > >
    > > Does anybody have a clue what could be wrong?
    > I'm assuming that 2.6.10 is ok?

    If I remember correctly it is not working as well.


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