Re: 2.6.16-rt10 crash on ppc

[Ingo Molnar]

* emin ak <eminak71@xxxxxxxxx> wrote:

> Soryy fot the late answer. I have change the driver to use 
> SA_INTERRUPT, OOM messages disappeared but the ethernet throughput 
> decreased significantly as Kumar said before(90MBit for 1518Byte 
> packet, and throughput without the patch is about 900Bits) and the 
> system can't manage load balancing between to interfaces,the system 
> acts like the priorty of tsec0 (eth0) is higher then tsec1 because of 
> this, under heavy load on tsec0 blocks packet receiving on tsec1 
> (eth1). And also I have tried Nick solution, increased 
> /proc/sys/vm/min_free_kbytes to 10MB, the result did'nt changed, OOM 
> messages was repeated again.
> I'll try Ingo patch immediately and and report you the results.

well, if SA_INTERRUPT made a difference then you are likely not running 
PREEMPT_RT nor PREEMPT_HARDIRQS. Could you send me your .config?

	Ingo
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/