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From: Ingo Molnar <mingo@elte.hu>
To: emin ak <eminak71@gmail.com>
Cc: Kumar Gala <galak@kernel.crashing.org>,
	Nick Piggin <nickpiggin@yahoo.com.au>,
	linux-kernel@vger.kernel.org
Subject: Re: 2.6.16-rt10 crash on ppc
Date: Thu, 30 Mar 2006 13:34:52 +0200	[thread overview]
Message-ID: <20060330113452.GA9901@elte.hu> (raw)
In-Reply-To: <2cf1ee820603300225x3c5a6f98qe8bdda1023f0d74f@mail.gmail.com>


* emin ak <eminak71@gmail.com> 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

  reply	other threads:[~2006-03-30 11:37 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-03-27 14:56 2.6.16-rt10 crash on ppc emin ak
2006-03-27 17:11 ` emin ak
2006-03-27 20:31 ` emin ak
2006-03-28  1:21   ` Nick Piggin
2006-03-29 15:08     ` Ingo Molnar
2006-03-30  2:55       ` Nick Piggin
2006-03-30  7:13         ` Ingo Molnar
2006-03-30  7:18           ` Kumar Gala
2006-03-30  7:23             ` Ingo Molnar
2006-03-30 10:25               ` emin ak
2006-03-30 11:34                 ` Ingo Molnar [this message]
2006-03-30 14:55                   ` emin ak

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