From: Peter Zijlstra <peterz@infradead.org>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Nick Piggin <npiggin@suse.de>,
Linux Memory Management List <linux-mm@kvack.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Lin Ming <ming.m.lin@intel.com>,
"Zhang, Yanmin" <yanmin_zhang@linux.intel.com>,
Christoph Lameter <cl@linux-foundation.org>
Subject: Re: [patch] SLQB slab allocator (try 2)
Date: Mon, 26 Jan 2009 10:07:20 +0100 [thread overview]
Message-ID: <1232960840.4863.7.camel@laptop> (raw)
In-Reply-To: <1232959706.21504.7.camel@penberg-laptop>
On Mon, 2009-01-26 at 10:48 +0200, Pekka Enberg wrote:
> Christoph has expressed concerns over latency issues of SLQB, I suppose
> it would be interesting to hear if it makes any difference to the
> real-time folks.
I'll 'soon' take a stab at converting SLQB for -rt. Currently -rt is
SLAB only.
Then again, anything that does allocation is per definition not bounded
and not something we can have on latency critical paths -- so on that
respect its not interesting.
WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Nick Piggin <npiggin@suse.de>,
Linux Memory Management List <linux-mm@kvack.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Lin Ming <ming.m.lin@intel.com>,
"Zhang, Yanmin" <yanmin_zhang@linux.intel.com>,
Christoph Lameter <cl@linux-foundation.org>
Subject: Re: [patch] SLQB slab allocator (try 2)
Date: Mon, 26 Jan 2009 10:07:20 +0100 [thread overview]
Message-ID: <1232960840.4863.7.camel@laptop> (raw)
In-Reply-To: <1232959706.21504.7.camel@penberg-laptop>
On Mon, 2009-01-26 at 10:48 +0200, Pekka Enberg wrote:
> Christoph has expressed concerns over latency issues of SLQB, I suppose
> it would be interesting to hear if it makes any difference to the
> real-time folks.
I'll 'soon' take a stab at converting SLQB for -rt. Currently -rt is
SLAB only.
Then again, anything that does allocation is per definition not bounded
and not something we can have on latency critical paths -- so on that
respect its not interesting.
--
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next prev parent reply other threads:[~2009-01-26 9:07 UTC|newest]
Thread overview: 110+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-23 15:46 [patch] SLQB slab allocator (try 2) Nick Piggin
2009-01-23 15:46 ` Nick Piggin
2009-01-24 2:38 ` Zhang, Yanmin
2009-01-24 2:38 ` Zhang, Yanmin
2009-01-26 8:48 ` Pekka Enberg
2009-01-26 8:48 ` Pekka Enberg
2009-01-26 9:07 ` Peter Zijlstra [this message]
2009-01-26 9:07 ` Peter Zijlstra
2009-01-26 9:10 ` Peter Zijlstra
2009-01-26 9:10 ` Peter Zijlstra
2009-01-26 17:22 ` Christoph Lameter
2009-01-26 17:22 ` Christoph Lameter
2009-01-27 9:07 ` Peter Zijlstra
2009-01-27 9:07 ` Peter Zijlstra
2009-01-27 20:21 ` Christoph Lameter
2009-01-27 20:21 ` Christoph Lameter
2009-02-03 2:04 ` Nick Piggin
2009-02-03 2:04 ` Nick Piggin
2009-02-03 10:12 ` Mel Gorman
2009-02-03 10:12 ` Mel Gorman
2009-02-03 10:36 ` Nick Piggin
2009-02-03 10:36 ` Nick Piggin
2009-02-03 11:22 ` Mel Gorman
2009-02-03 11:22 ` Mel Gorman
2009-02-03 11:26 ` Mel Gorman
2009-02-03 11:26 ` Mel Gorman
2009-02-04 6:48 ` Nick Piggin
2009-02-04 6:48 ` Nick Piggin
2009-02-04 15:27 ` Mel Gorman
2009-02-04 15:27 ` Mel Gorman
2009-02-05 3:59 ` Nick Piggin
2009-02-05 3:59 ` Nick Piggin
2009-02-05 13:49 ` Mel Gorman
2009-02-05 13:49 ` Mel Gorman
2009-02-16 18:42 ` Mel Gorman
2009-02-16 18:42 ` Mel Gorman
2009-02-16 19:17 ` Pekka Enberg
2009-02-16 19:17 ` Pekka Enberg
2009-02-16 19:41 ` Mel Gorman
2009-02-16 19:41 ` Mel Gorman
2009-02-16 19:43 ` Pekka Enberg
2009-02-16 19:43 ` Pekka Enberg
2009-02-17 1:06 ` Zhang, Yanmin
2009-02-17 1:06 ` Zhang, Yanmin
2009-02-17 16:20 ` Christoph Lameter
2009-02-17 16:20 ` Christoph Lameter
2009-02-17 17:01 ` Pekka Enberg
2009-02-17 17:01 ` Pekka Enberg
2009-02-17 17:05 ` Christoph Lameter
2009-02-17 17:05 ` Christoph Lameter
2009-02-17 17:24 ` Pekka Enberg
2009-02-17 17:24 ` Pekka Enberg
2009-02-17 18:11 ` Johannes Weiner
2009-02-17 18:11 ` Johannes Weiner
2009-02-17 19:43 ` Pekka Enberg
2009-02-17 19:43 ` Pekka Enberg
2009-02-17 20:04 ` Christoph Lameter
2009-02-17 20:04 ` Christoph Lameter
2009-02-18 0:48 ` KOSAKI Motohiro
2009-02-18 0:48 ` KOSAKI Motohiro
2009-02-18 8:09 ` Pekka Enberg
2009-02-18 8:09 ` Pekka Enberg
2009-02-19 0:05 ` KOSAKI Motohiro
2009-02-19 0:05 ` KOSAKI Motohiro
2009-02-19 9:16 ` Pekka Enberg
2009-02-19 9:16 ` Pekka Enberg
2009-02-19 12:51 ` KOSAKI Motohiro
2009-02-19 12:51 ` KOSAKI Motohiro
2009-02-19 13:15 ` Pekka Enberg
2009-02-19 13:15 ` Pekka Enberg
2009-02-19 13:49 ` KOSAKI Motohiro
2009-02-19 13:49 ` KOSAKI Motohiro
2009-02-19 14:19 ` Christoph Lameter
2009-02-19 14:19 ` Christoph Lameter
2009-02-18 1:05 ` Zhang, Yanmin
2009-02-18 1:05 ` Zhang, Yanmin
2009-02-18 7:48 ` Pekka Enberg
2009-02-18 7:48 ` Pekka Enberg
2009-02-18 8:43 ` Zhang, Yanmin
2009-02-18 8:43 ` Zhang, Yanmin
2009-02-18 9:01 ` Pekka Enberg
2009-02-18 9:01 ` Pekka Enberg
2009-02-18 9:19 ` Zhang, Yanmin
2009-02-18 9:19 ` Zhang, Yanmin
2009-02-19 8:40 ` Pekka Enberg
2009-02-19 8:40 ` Pekka Enberg
2009-02-16 19:25 ` Pekka Enberg
2009-02-16 19:25 ` Pekka Enberg
2009-02-16 19:44 ` Mel Gorman
2009-02-16 19:44 ` Mel Gorman
2009-02-16 19:42 ` Pekka Enberg
2009-02-16 19:42 ` Pekka Enberg
2009-02-03 11:28 ` Mel Gorman
2009-02-03 11:28 ` Mel Gorman
2009-02-03 11:50 ` Nick Piggin
2009-02-03 11:50 ` Nick Piggin
2009-02-03 12:01 ` Mel Gorman
2009-02-03 12:01 ` Mel Gorman
2009-02-03 12:07 ` Nick Piggin
2009-02-03 12:07 ` Nick Piggin
2009-02-03 12:26 ` Mel Gorman
2009-02-03 12:26 ` Mel Gorman
2009-02-04 15:49 ` Christoph Lameter
2009-02-04 15:49 ` Christoph Lameter
2009-02-04 15:48 ` Christoph Lameter
2009-02-04 15:48 ` Christoph Lameter
2009-02-03 18:58 ` Pekka Enberg
2009-02-03 18:58 ` Pekka Enberg
2009-02-04 16:06 ` Christoph Lameter
2009-02-04 16:06 ` Christoph Lameter
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