From: Ron Johnson <ron.l.johnson@cox.net>
To: linux-ext4@vger.kernel.org
Subject: Re: file allocation problem
Date: Sun, 19 Jul 2009 17:45:05 -0500 [thread overview]
Message-ID: <4A63A1F1.9040703@cox.net> (raw)
In-Reply-To: <20090717211444.GF4231@webber.adilger.int>
On 2009-07-17 16:14, Andreas Dilger wrote:
[snip]
>
> Well, this isn't quite correct. The mballoc code only tries to allocate
> "large" files on power-of-two boundaries, where large is 64kB by default,
> but is tunable in /proc. For smaller files it tries to pack them together
> into the same block, or into gaps that are exactly the size of the file.
How does ext4 act on growing files? I.e., creating a tarball that,
obviously, starts at 0 bytes and then grows to multi-GB?
--
Scooty Puff, Sr
The Doom-Bringer
next prev parent reply other threads:[~2009-07-19 22:45 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-16 11:31 file allocation problem Stephan Kulow
2009-07-16 15:58 ` Theodore Tso
2009-07-16 17:43 ` Stephan Kulow
2009-07-17 1:12 ` Theodore Tso
2009-07-17 4:32 ` Andreas Dilger
2009-07-17 5:31 ` Stephan Kulow
2009-07-17 5:17 ` Stephan Kulow
2009-07-17 14:26 ` Theodore Tso
2009-07-17 18:02 ` Stephan Kulow
2009-07-17 21:14 ` Andreas Dilger
2009-07-18 21:16 ` Stephan Kulow
2009-07-19 22:45 ` Ron Johnson [this message]
2009-07-20 21:18 ` Andreas Dilger
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