From: Mark B <mark@lemna.hr>
To: Matthew Wilcox <willy@debian.org>
Cc: linux-fsdevel@vger.kernel.org
Subject: Re: Implementing writepage
Date: Sun, 26 Oct 2003 19:47:16 +0100 [thread overview]
Message-ID: <200310261947.16169.mark@lemna.hr> (raw)
In-Reply-To: <20031026152819.GC5172@parcelfarce.linux.theplanet.co.uk>
On Sunday 26 October 2003 16:28, Matthew Wilcox wrote:
> On Sun, Oct 26, 2003 at 10:25:49AM +0000, David Woodhouse wrote:
> > Your file system is not broken; your application author is. Mend that
> > instead. :)
>
> I don't see why every application should be rewritten for the needs of
> the current generation of flash. If this is such a problem for flash,
> then maybe the filesystem should implement its own caching strategy
> for these pages. (Again, expecting the page cache to understand about
> flash's special requirements is unreasonable.)
>
> Your argument makes sense for the embedded market, but not for mainstream.
I agree,
and someone maybe even cares to use the expensive flashs to keep the data
secure, because in some cases the data is more valuable then the drive, but
there are not so much data for use a RAID or something, it's like using a
cannon to kill a mosquito.
I'm telling this from expirience, since I'm currently developing a filesystem
for such a purpose, with minimising writes and aligning them to the pages of
the media + supporting small transactions across files (via ioctl hints by
the app) + usual journalling.
--
Mark Burazin
mark@lemna.hr
---<>---<>---<>---<>---<>---<>---<>---<>---<>
Lemna d.o.o.
http://www.lemna.biz - info@lemna.hr
<>---<>---<>---<>---<>---<>---<>---<>---<>---
next prev parent reply other threads:[~2003-10-26 18:41 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-07 4:11 fs test suite Pat LaVarre
2003-10-07 14:17 ` Randy.Dunlap
2003-10-07 14:59 ` Zachary Peterson
2003-10-07 17:16 ` Randy.Dunlap
2003-10-07 18:54 ` Pat LaVarre
2003-10-07 18:58 ` Randy.Dunlap
2003-10-07 19:26 ` Pat LaVarre
2003-10-20 9:12 ` srfs - a new file system Nir Tzachar
2003-10-20 21:00 ` Eric Sandall
2003-10-21 12:07 ` Nir Tzachar
2003-10-21 14:29 ` Brian Beattie
2003-10-21 16:59 ` Jan Harkes
2003-10-23 13:58 ` Pavel Machek
2003-10-24 9:28 ` Nir Tzachar
2003-10-22 4:57 ` Erik Andersen
2003-10-22 10:16 ` Nir Tzachar
2003-10-22 14:22 ` Jan Harkes
2003-10-23 7:50 ` Nir Tzachar
2003-10-23 12:33 ` Jan Hudec
2003-10-23 20:12 ` Pat LaVarre
2003-10-24 9:21 ` Nir Tzachar
2003-10-24 12:08 ` Matthew Wilcox
2003-10-24 19:14 ` Nir Tzachar
2003-10-24 14:38 ` Jan Harkes
2003-10-24 19:16 ` Nir Tzachar
2003-10-24 20:11 ` Andreas Dilger
2003-10-24 20:24 ` Pat LaVarre
2003-10-24 20:38 ` Andreas Dilger
2003-10-24 20:52 ` Pat LaVarre
2003-10-24 21:00 ` Nir Tzachar
2003-10-24 21:22 ` Pat LaVarre
2003-10-24 23:03 ` Nir Tzachar
2003-10-25 0:23 ` Bryan Henderson
2003-10-25 10:37 ` Nir Tzachar
2003-10-24 21:15 ` Andreas Dilger
2003-10-24 20:53 ` Nir Tzachar
2003-10-25 8:01 ` Jan Hudec
2003-10-22 10:21 ` Nir Tzachar
2003-10-25 9:27 ` Implementing writepage Charles Manning
2003-10-25 16:18 ` David Woodhouse
2003-10-25 22:40 ` Charles Manning
2003-10-26 10:25 ` David Woodhouse
2003-10-26 15:28 ` Matthew Wilcox
2003-10-26 18:47 ` Mark B [this message]
2003-10-26 20:40 ` Charles Manning
2003-10-26 21:04 ` David Woodhouse
2003-10-26 20:54 ` Charles Manning
2003-10-27 8:34 ` Nikita Danilov
2003-10-27 8:39 ` David Woodhouse
2003-10-27 8:43 ` Nikita Danilov
2003-10-27 8:46 ` David Woodhouse
2003-10-27 8:52 ` Nikita Danilov
2003-10-27 9:06 ` David Woodhouse
2003-10-27 9:08 ` David Woodhouse
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