Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00

* Ingo Molnar <[email protected]> wrote:

> > Once, with VLC (viewing a 5mbit/s mcast/udp stream) and two burnP6 
> > instances running, I was able to fire up top on the serial console and 
> > found out that the IRQ thread for the ns83820 nic was using 99% of one 
> > CPU.
> 
> aha! that's an important clue. It seems you've got a screaming interrupt 
> or some other loop in ns83820 irq handling. [...]

i just found and fixed a bug in -RT that could cause screaming 
interrupts. Could you try the -50-28 (or any later) kernel, does it fix 
the problem?

	Ingo
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References:
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: Ingo Molnar <[email protected]>
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: William Weston <[email protected]>
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: William Weston <[email protected]>
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: Ingo Molnar <[email protected]>
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: William Weston <[email protected]>
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: Ingo Molnar <[email protected]>
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: William Weston <[email protected]>
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: Ingo Molnar <[email protected]>
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: William Weston <[email protected]>
- Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
  - From: Ingo Molnar <[email protected]>

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