From: Pavel Machek <pavel@ucw.cz>
To: Tomasz Chmielewski <mangoo@wpkg.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
penberg@cs.helsinki.fi, "Jörn Engel" <joern@logfs.org>,
ext-adrian.hunter@nokia.com, jwboyer@gmail.com,
"Artem B. Bityutskiy" <dedekind@yandex.ru>
Subject: Re: UBIFS vs Logfs (was [RFC PATCH] UBIFS - new flash file system)
Date: Wed, 9 Apr 2008 23:09:07 +0200 [thread overview]
Message-ID: <20080409210907.GA9683@ucw.cz> (raw)
In-Reply-To: <47F1EC20.6050600@wpkg.org>
Hi!
> For me, the motivators to wait for LogFS are mainly the
> facts that it
> can work on traditional block devices, and not only on
> pure flash:
>
> 1. It works on normal block devices and it supports
> transparent compression
>
> Today, a 64 GB SSD/flash-based media costs ~about the
> same as a 1 TB
> hard disk. This makes flash very expensive to use;
> compression can
> compensate that cost a bit (will depend on the usage, of
> course).
>
> I believe there is no other Linux filesystem which can
> do transparent
> compression on block devices.
I'd like compressed filesystem for maps and lingvistic data... but
will the flash flesystems have 'reasonable' performance when used on
harddrive?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2008-04-10 9:08 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-01 8:02 Tomasz Chmielewski
2008-04-01 8:45 ` Artem Bityutskiy
2008-04-01 9:03 ` Jörn Engel
2008-04-01 9:09 ` Artem Bityutskiy
2008-04-01 9:31 ` Jörn Engel
2008-04-01 9:39 ` Tomasz Chmielewski
2008-04-01 9:57 ` Artem Bityutskiy
2008-04-02 14:17 ` Tomasz Chmielewski
2008-04-02 14:22 ` Jörn Engel
2008-04-01 11:06 ` Andi Kleen
2008-04-01 11:23 ` Artem Bityutskiy
2008-04-01 16:27 ` H. Peter Anvin
2008-04-01 21:26 ` Willy Tarreau
2008-04-02 4:47 ` Artem Bityutskiy
2008-04-02 6:25 ` Willy Tarreau
2008-04-02 7:17 ` Artem Bityutskiy
2008-04-09 21:09 ` Pavel Machek [this message]
2008-04-09 21:32 ` Jörn Engel
-- strict thread matches above, loose matches on Subject: below --
2008-03-27 14:55 [RFC PATCH] UBIFS - new flash file system Artem Bityutskiy
2008-03-31 12:29 ` Jan Engelhardt
2008-03-31 12:47 ` Adrian Hunter
2008-03-31 13:20 ` Jörn Engel
2008-04-01 5:26 ` UBIFS vs Logfs (was [RFC PATCH] UBIFS - new flash file system) Artem Bityutskiy
2008-04-01 5:28 ` Artem Bityutskiy
2008-04-01 5:56 ` Artem Bityutskiy
2008-04-01 9:25 ` Jörn Engel
2008-04-01 9:39 ` Artem Bityutskiy
2008-04-01 10:51 ` Jörn Engel
2008-04-01 11:17 ` Artem Bityutskiy
2008-04-01 9:19 ` Jörn Engel
2008-04-01 9:46 ` Artem Bityutskiy
2008-04-01 11:16 ` Jörn Engel
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