From: "Martin J. Bligh" <mbligh@aracnet.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Andrew Morton <akpm@digeo.com>,
andrea@suse.de, mingo@elte.hu, hugh@veritas.com,
dmccr@us.ibm.com,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-mm@kvack.org
Subject: Re: objrmap and vmtruncate
Date: Sun, 06 Apr 2003 09:13:04 -0700 [thread overview]
Message-ID: <77670000.1049645582@[10.10.2.4]> (raw)
In-Reply-To: <1049640548.962.10.camel@dhcp22.swansea.linux.org.uk>
>> > 14.91s user 75.30s system 24% cpu 6:15.84 total
>>
>> Isn't the intent to use sys_remap_file_pages for these sort of workloads
>> anyway? In which case partial objrmap = rmap for these tests, so we're
>> still OK?
>
> What matters is the worst case not the best case. Users will do non
> optimal things on a regular basis.
Humpf. Well I have a fairly simple plan to fix it now. I'll either publish
some code or the plan later today, once I've thought about it a bit more.
M.
next prev parent reply other threads:[~2003-04-06 16:01 UTC|newest]
Thread overview: 105+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-04 14:34 objrmap and vmtruncate Hugh Dickins
2003-04-04 16:14 ` William Lee Irwin III
2003-04-04 16:29 ` Hugh Dickins
2003-04-04 18:54 ` Andrew Morton
2003-04-04 21:43 ` Hugh Dickins
2003-04-04 21:45 ` Andrea Arcangeli
2003-04-04 21:58 ` Benjamin LaHaise
2003-04-04 23:07 ` Andrew Morton
2003-04-05 0:03 ` Andrea Arcangeli
2003-04-05 0:31 ` Andrew Morton
2003-04-05 1:31 ` Andrea Arcangeli
2003-04-05 1:52 ` Benjamin LaHaise
2003-04-05 2:22 ` Andrea Arcangeli
2003-04-05 10:01 ` Jamie Lokier
2003-04-05 10:11 ` William Lee Irwin III
2003-04-05 2:06 ` Andrew Morton
2003-04-05 2:24 ` Andrea Arcangeli
2003-04-05 2:13 ` Martin J. Bligh
2003-04-05 2:44 ` Andrea Arcangeli
2003-04-05 3:24 ` Andrew Morton
2003-04-05 12:06 ` Andrew Morton
2003-04-05 15:11 ` Martin J. Bligh
[not found] ` <20030405161758.1ee19bfa.akpm@digeo.com>
2003-04-06 7:07 ` William Lee Irwin III
2003-04-05 16:30 ` Andrea Arcangeli
2003-04-05 19:01 ` Andrea Arcangeli
2003-04-05 20:14 ` Andrew Morton
2003-04-05 21:24 ` Andrew Morton
2003-04-05 22:06 ` Andrea Arcangeli
2003-04-05 22:31 ` Andrew Morton
2003-04-05 23:10 ` Andrea Arcangeli
2003-04-06 1:58 ` Andrew Morton
2003-04-06 14:47 ` Andrea Arcangeli
2003-04-06 21:35 ` William Lee Irwin III
2003-04-06 7:38 ` William Lee Irwin III
2003-04-06 14:51 ` Andrea Arcangeli
2003-04-06 12:37 ` Jamie Lokier
2003-04-06 13:12 ` William Lee Irwin III
2003-04-22 11:00 ` Ingo Molnar
2003-04-22 11:54 ` William Lee Irwin III
2003-04-22 14:31 ` Ingo Molnar
2003-04-22 14:56 ` William Lee Irwin III
2003-04-22 15:26 ` Ingo Molnar
2003-04-22 16:20 ` William Lee Irwin III
2003-04-22 16:57 ` Andrea Arcangeli
2003-04-22 17:21 ` William Lee Irwin III
2003-04-22 18:08 ` Andrea Arcangeli
2003-04-22 17:34 ` Ingo Molnar
2003-04-22 18:04 ` Benjamin LaHaise
2003-04-22 16:58 ` Martin J. Bligh
2003-04-22 12:37 ` Andrea Arcangeli
2003-04-22 13:20 ` William Lee Irwin III
2003-04-22 14:38 ` Martin J. Bligh
2003-04-22 15:10 ` William Lee Irwin III
2003-04-22 15:53 ` Martin J. Bligh
2003-04-22 14:52 ` Andrea Arcangeli
2003-04-22 14:29 ` Martin J. Bligh
2003-04-22 15:07 ` Ingo Molnar
2003-04-22 15:42 ` William Lee Irwin III
2003-04-22 15:55 ` Ingo Molnar
2003-04-22 16:58 ` William Lee Irwin III
2003-04-22 17:07 ` Ingo Molnar
2003-04-22 15:16 ` Andrea Arcangeli
2003-04-22 15:49 ` Ingo Molnar
2003-04-22 16:16 ` Martin J. Bligh
2003-04-22 17:24 ` Ingo Molnar
2003-04-22 17:45 ` John Bradford
2003-04-22 14:32 ` Martin J. Bligh
2003-04-22 15:09 ` Ingo Molnar
2003-04-05 21:34 ` Rik van Riel
2003-04-06 9:29 ` Benjamin LaHaise
2003-04-05 23:25 ` William Lee Irwin III
2003-04-05 23:57 ` Andrew Morton
2003-04-06 0:14 ` Andrea Arcangeli
2003-04-06 1:39 ` Andrew Morton
2003-04-06 2:13 ` William Lee Irwin III
2003-04-06 9:26 ` Benjamin LaHaise
2003-04-06 9:41 ` William Lee Irwin III
2003-04-06 9:54 ` William Lee Irwin III
2003-04-06 2:23 ` Martin J. Bligh
2003-04-06 3:55 ` Andrew Morton
2003-04-06 3:08 ` Martin J. Bligh
2003-04-06 7:42 ` William Lee Irwin III
2003-04-06 14:49 ` Alan Cox
2003-04-06 16:13 ` Martin J. Bligh [this message]
2003-04-06 21:34 ` subobj-rmap Martin J. Bligh
2003-04-06 21:42 ` subobj-rmap Rik van Riel
2003-04-06 21:52 ` subobj-rmap Davide Libenzi
2003-04-06 21:55 ` subobj-rmap Jamie Lokier
2003-04-06 22:39 ` subobj-rmap William Lee Irwin III
2003-04-06 22:03 ` subobj-rmap Martin J. Bligh
2003-04-06 22:06 ` subobj-rmap Martin J. Bligh
2003-04-06 22:15 ` subobj-rmap Andrea Arcangeli
2003-04-06 22:25 ` subobj-rmap Martin J. Bligh
2003-04-07 21:25 ` subobj-rmap Andrea Arcangeli
2003-04-06 23:06 ` subobj-rmap Jamie Lokier
2003-04-06 23:26 ` subobj-rmap Martin J. Bligh
2003-04-05 3:45 ` objrmap and vmtruncate Martin J. Bligh
2003-04-05 3:59 ` Rik van Riel
2003-04-05 4:10 ` William Lee Irwin III
2003-04-05 4:49 ` Martin J. Bligh
2003-04-05 13:31 ` Rik van Riel
2003-04-05 4:52 ` Martin J. Bligh
2003-04-05 3:22 ` Andrew Morton
2003-04-05 3:35 ` Martin J. Bligh
2003-04-05 3:53 ` Rik van Riel
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