Hi,
I get the following messages :
BUG: tsc:6796, possible softlockup detected on CPU#1!
[<c01047ec>] dump_stack+0x1c/0x20 (20)
[<c014b3a7>] softlockup_detected+0x37/0x50 (24)
[<c014b493>] softlockup_tick+0xd3/0xf0 (24)
[<c012b013>] update_process_times+0x83/0x90 (16)
[<c013da2d>] handle_update+0x1d/0x20 (12)
[<c013dada>] handle_nextevent_update+0x1a/0x20 (12)
[<c01137b3>] smp_apic_timer_interrupt+0x73/0x80 (16)
[<c0104361>] apic_timer_interrupt+0x21/0x30 (-868712892)
---------------------------
| preempt count: 00010000 ]
| 0-level deep critical section nesting:
----------------------------------------
BUG: tsc:6796, possible softlockup detected on CPU#1!
[<c01047ec>] dump_stack+0x1c/0x20 (20)
[<c014b3a7>] softlockup_detected+0x37/0x50 (24)
[<c014b493>] softlockup_tick+0xd3/0xf0 (24)
[<c012b013>] update_process_times+0x83/0x90 (16)
[<c013da2d>] handle_update+0x1d/0x20 (12)
[<c013dada>] handle_nextevent_update+0x1a/0x20 (12)
[<c01137b3>] smp_apic_timer_interrupt+0x73/0x80 (16)
[<c0104361>] apic_timer_interrupt+0x21/0x30 (-868712892)
---------------------------
| preempt count: 00010000 ]
| 0-level deep critical section nesting:
----------------------------------------
BUG: tsc:6821, possible softlockup detected on CPU#1!
[<c01047ec>] dump_stack+0x1c/0x20 (20)
[<c014b3a7>] softlockup_detected+0x37/0x50 (24)
[<c014b493>] softlockup_tick+0xd3/0xf0 (24)
[<c012b013>] update_process_times+0x83/0x90 (16)
[<c013da2d>] handle_update+0x1d/0x20 (12)
[<c013dada>] handle_nextevent_update+0x1a/0x20 (12)
[<c01137b3>] smp_apic_timer_interrupt+0x73/0x80 (16)
[<c0104361>] apic_timer_interrupt+0x21/0x30 (-870324188)
---------------------------
| preempt count: 00010000 ]
| 0-level deep critical section nesting:
----------------------------------------
These messages occurs while my RT program loops.
--
Serge Noiraud
* Serge Noiraud <[email protected]> wrote:
> These messages occurs while my RT program loops.
what priority does your RT program have?
Ingo
jeudi 23 F?vrier 2006 13:47, Ingo Molnar wrote/a ?crit?:
>
> * Serge Noiraud <[email protected]> wrote:
>
> > These messages occurs while my RT program loops.
>
> what priority does your RT program have?
I tried with 10, 30, 50 and 99.
>
> Ingo
>
--
Serge Noiraud
* Serge Noiraud <[email protected]> wrote:
> jeudi 23 F?vrier 2006 13:47, Ingo Molnar wrote/a ?crit?:
> >
> > * Serge Noiraud <[email protected]> wrote:
> >
> > > These messages occurs while my RT program loops.
> >
> > what priority does your RT program have?
> I tried with 10, 30, 50 and 99.
ok - the softlockup detector in -rt is a bit messy. I have written a
more robust softlockup detector for upstream (it's now in -mm), i'll try
to put that into the next -rt kernel. Turn it off for now ...
Ingo