From: uaca@alumni.uv.es
To: linux-kernel@vger.kernel.org
Subject: Re: 2.5.54-mm3
Date: Sun, 5 Jan 2003 19:04:46 +0100 [thread overview]
Message-ID: <20030105180446.GA20388@pusa.informat.uv.es> (raw)
In-Reply-To: <3E16A2B6.A741AE17@digeo.com>
On Sat, Jan 04, 2003 at 01:00:38AM -0800, Andrew Morton wrote:
>
> http://www.zip.com.au/~akpm/linux/patches/2.5/2.5.54/2.5.54-mm3/
It seems to me that the patch you pointed here doesn't include the latency
instrumentation.
Where it is the needed instrumentation to meassure it?
In http://www.zip.com.au/~akpm/linux/ the are no timepeg/intlat patches for
2.5...
>
> Several patches here which fix pretty much the last source of long
> scheduling latency stalls in the core kernel - long-held page_table_lock
> during pagetable teardown.
>
> The preemptible kernel now achieves around 500 microsecond worst-case
> latency on a 500MHz PIII (with a slow memory system). This is about as
[...]
Ulisses
Debian GNU/Linux: a dream come true
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next prev parent reply other threads:[~2003-01-05 17:56 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-01-04 9:00 2.5.54-mm3 Andrew Morton
2003-01-04 15:47 ` 2.5.54-mm3 Steven Barnhart
2003-01-04 21:18 ` 2.5.54-mm3 Andrew Morton
2003-01-04 22:31 ` 2.5.54-mm3 Steven Barnhart
2003-01-04 22:46 ` 2.5.54-mm3 Andrew Morton
2003-01-04 23:41 ` 2.5.54-mm3 Steven Barnhart
2003-01-05 18:04 ` uaca [this message]
2003-01-05 20:38 ` 2.5.54-mm3 Andrew Morton
2003-01-05 21:17 ` 2.5.54-mm3 uaca
2003-01-05 2:20 2.5.54-mm3 Steven Barnhart
2003-01-05 14:35 2.5.54-mm3 Michael Abshoff
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