From: Theodore Tso <tytso@MIT.EDU>
To: Pavel Machek <pavel@ucw.cz>
Cc: Valdis.Kletnieks@vt.edu, David Chinner <dgc@sgi.com>,
Valerie Henson <val@vahconsulting.com>,
linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
linux-kernel@vger.kernel.org,
Andreas Dilger <adilger@clusterfs.com>, Ric Wheeler <ric@emc.com>
Subject: Re: [RFC] Parallelize IO for e2fsck
Date: Mon, 28 Jan 2008 14:56:33 -0500 [thread overview]
Message-ID: <20080128195633.GB20528@mit.edu> (raw)
In-Reply-To: <20080128193005.GC4032@ucw.cz>
On Mon, Jan 28, 2008 at 07:30:05PM +0000, Pavel Machek wrote:
>
> As user pages are always in highmem, this should be easy to decide:
> only send SIGDANGER when highmem is full. (Yes, there are
> inodes/dentries/file descriptors in lowmem, but I doubt apps will
> respond to SIGDANGER by closing files).
Good point; for a system with at least (say) 2GB of memory, that
definitely makes sense. For a system with less than 768 megs of
memory (how quaint, but it wasn't that long ago this was a lot of
memory :-), there wouldn't *be* any memory in highmem at all....
- Ted
next prev parent reply other threads:[~2008-01-28 19:57 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <70b6f0bf0801161322k2740a8dch6a0d6e6e112cd2d0@mail.gmail.com>
2008-01-16 21:30 ` [RFC] Parallelize IO for e2fsck Valerie Henson
2008-01-18 1:15 ` David Chinner
2008-01-18 1:43 ` Valerie Henson
2008-01-21 23:00 ` Andreas Dilger
2008-01-22 3:38 ` David Chinner
2008-01-22 4:17 ` Valdis.Kletnieks
2008-01-22 7:00 ` Andreas Dilger
2008-01-22 13:05 ` Alan Cox
2008-01-22 14:40 ` Theodore Tso
2008-01-22 14:57 ` Arnaldo Carvalho de Melo
2008-01-28 19:30 ` Pavel Machek
2008-01-28 19:56 ` Theodore Tso [this message]
2008-01-28 20:01 ` Pavel Machek
2008-02-03 13:51 ` KOSAKI Motohiro
2008-01-29 8:29 ` david
2008-01-22 7:05 ` Andreas Dilger
2008-01-22 8:16 ` David Chinner
2008-01-22 17:42 ` Bryan Henderson
[not found] <9Mo9w-7Ws-25@gated-at.bofh.it>
[not found] ` <9Mo9w-7Ws-23@gated-at.bofh.it>
[not found] ` <9OdWm-7uN-25@gated-at.bofh.it>
[not found] ` <9Oi9A-5EJ-3@gated-at.bofh.it>
[not found] ` <9OiMg-6IC-1@gated-at.bofh.it>
[not found] ` <9OlqL-2xG-3@gated-at.bofh.it>
[not found] ` <9Orda-3ub-45@gated-at.bofh.it>
2008-01-24 17:32 ` Bodo Eggert
2008-01-24 22:07 ` Andreas Dilger
2008-01-24 23:08 ` Adrian Bunk
2008-01-24 23:40 ` Theodore Tso
2008-01-25 0:25 ` Zan Lynx
2008-01-25 11:09 ` Andreas Dilger
2008-01-26 0:55 ` Zan Lynx
2008-01-26 11:56 ` KOSAKI Motohiro
2008-01-26 12:32 ` KOSAKI Motohiro
[not found] <alpine.LSU.0.999.0801252338460.26260@be1.lrz>
2008-01-26 1:55 ` Bryan Henderson
2008-01-26 13:21 ` Theodore Tso
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