Re: [patch] Real-Time Preemption, -RT-2.6.12-rc1-V0.7.41-00

K.R. Foley
2005-03-20T01:50:25Z

Lee Revell wrote:
> On Sat, 2005-03-19 at 20:16 +0100, Ingo Molnar wrote:
>
>>the biggest change in this patch is the merge of Paul E. McKenney's
>>preemptable RCU code. The new RCU code is active on PREEMPT_RT. While it
>>is still quite experimental at this stage, it allowed the removal of
>>locking cruft (mainly in the networking code), so it could solve some of
>>the longstanding netfilter/networking deadlocks/crashes reported by a
>>number of people. Be careful nevertheless.
>
>
> With PREEMPT_RT my machine deadlocked within 20 minutes of boot.
> "apt-get dist-upgrade" seemed to trigger the crash. I did not see any
> Oops unfortunately.
>
> Lee
>

Lee,

Just curious. Is this with UP or SMP? I currently have my UP box running
PREEMPT_RT, with no problems thus far. However, my SMP box dies while
booting (with an oops). I am working on trying to get setup to capture
the oops, although it might be tomorrow before I get that done.

--
kr