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From: jamal <hadi@cyberus.ca>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "David S. Miller" <davem@davemloft.net>,
	Ingo Molnar <mingo@elte.hu>,
	Matheos.Worku@Sun.COM, jesse.brandeburg@intel.com,
	jarkao2@gmail.com, netdev@vger.kernel.org
Subject: Re: 2.6.24 BUG: soft lockup - CPU#X
Date: Fri, 28 Mar 2008 10:07:29 -0400	[thread overview]
Message-ID: <1206713249.4429.69.camel@localhost> (raw)
In-Reply-To: <20080328132643.GA24180@gondor.apana.org.au>

On Fri, 2008-28-03 at 21:26 +0800, Herbert Xu wrote:
> I agree that using jiffies is a pretty coarse approximation of
> proper scheduling.  However, in the absence of a better solution
> we have to live with it.

I know it works well enough and has for years; sure you could do better
but i wasnt questioning the solution - more than anything on my part
that was curiosity.

> Perhaps running these out of process context is the correct
> approach.

I saw something from Max Krasnyansky along those lines but havent quiet
followed it up. Should be interesting to see the effect over a large
types of workloads.

cheers,
jamal


  reply	other threads:[~2008-03-28 14:08 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-26 16:46 2.6.24 BUG: soft lockup - CPU#X Matheos Worku
2008-03-26 17:31 ` Rick Jones
2008-03-26 20:14 ` Jarek Poplawski
2008-03-26 20:26   ` Matheos Worku
2008-03-26 21:46     ` Jarek Poplawski
2008-03-26 21:53       ` Jarek Poplawski
2008-03-27 10:33     ` Jarek Poplawski
2008-03-27 23:18       ` Brandeburg, Jesse
2008-03-27 23:45         ` Matheos Worku
2008-03-28  0:02           ` David Miller
2008-03-28  0:19             ` Matheos Worku
2008-03-28  0:34               ` David Miller
2008-03-28  1:22                 ` Herbert Xu
2008-03-28  1:38                   ` David Miller
2008-03-28 10:29                     ` Herbert Xu
2008-03-28 10:56                       ` Ingo Molnar
2008-03-28 11:06                         ` Herbert Xu
2008-03-28 11:29                           ` Herbert Xu
2008-03-28 12:19                             ` jamal
2008-03-28 13:26                               ` Herbert Xu
2008-03-28 14:07                                 ` jamal [this message]
2008-03-28 14:12                                 ` Ingo Molnar
2008-03-28 23:25                             ` David Miller
2008-03-28 14:09                           ` Ingo Molnar
2008-03-28  1:58                   ` Matheos Worku
2008-03-28 10:33                     ` jamal
2008-03-28 17:00                       ` Matheos Worku
2008-03-28 10:38                     ` Herbert Xu
2008-03-28 13:38                       ` Jarek Poplawski
2008-03-28 13:53                         ` Herbert Xu
2008-03-28 14:39                           ` Jarek Poplawski
2008-03-28 14:56                             ` Herbert Xu
2008-03-28 15:29                               ` Jarek Poplawski
2008-03-28 15:47                                 ` Jarek Poplawski
2008-03-29  1:06                                 ` Herbert Xu
2008-03-29  9:11                                   ` Jarek Poplawski

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