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From: Edward Shishkin <edward@namesys.com>
To: mangoo@interia.pl
Cc: reiserfs-list@namesys.com
Subject: Re: testing compression in reiserfs4.1
Date: Thu, 07 Apr 2005 17:06:44 +0400	[thread overview]
Message-ID: <42553064.9060604@namesys.com> (raw)
In-Reply-To: <20050407090320.ABD062BC072@poczta.interia.pl>

mangoo@interia.pl wrote:

>I was long looking for a Linux filesystem that would support r/w transparent compression.
>
>jffs2 is stable, but is dedicated to flash devices mainly, and hence the maximum size of this filesystem is 4 GB.
>
>ext2 + compression patches does not work with 2.6 kernels, has no journaling (it's ext2, after all), and is not considered stable (which doesn't bother me that much for my purposes).
>
>IBM's jfs supports compression, but not under Linux.
>
>
>And there is (will be) reiserfs4.1, which will at last have compression support?
>
>Is it to be released anytime soon?
>
>If not, where can I get 4.1 sources and how can I patch my kernel with the current, most up-to-date reiserfs4.1-alpha-don't-use version?
>
>Features I need is compression, hardlinks and read/write (of course) - is the current state OK to test it on a /mnt/test partition with non-critical data?
>
>
>  
>
Hello, it looks mostly stable, but currently there is no human interface 
to create such
files. Also it would be fine to make it a bit smart: there is a lot of 
incompressible files
so flush algorithm should know when compression should be switched off.
We are working on it now, wait for beta-release.

Thanks,
Edward.

>Tomek
>
>
>------------------------------------------------------------------
>Jan Pawel II 1920 - 2005
>http://link.interia.pl/f1871 
>
>
>
>  
>


  reply	other threads:[~2005-04-07 13:06 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-04-07  9:03 testing compression in reiserfs4.1 mangoo
2005-04-07 13:06 ` Edward Shishkin [this message]
2005-04-10 13:38   ` one idea about reiser4 compress Jun OKAJIMA
2005-04-10 15:06     ` Linuxhippy
2005-04-10 17:25       ` David Masover
2005-04-10 20:10         ` Linuxhippy
2005-04-14 22:25       ` Edward Shishkin
2005-04-16 22:29         ` Jun OKAJIMA

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