linux-kernel - Re: file system for solid state disks

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Message-Id: <200709051334.14599.vda.linux@googlemail.com>
Date:	Wed, 5 Sep 2007 13:34:14 +0100
From:	Denys Vlasenko <vda.linux@...glemail.com>
To:	"Daniel J Blueman" <daniel.blueman@...il.com>
Cc:	"Jan Engelhardt" <jengelh@...putergmbh.de>,
	"Richard Ballantyne" <richardballantyne@...il.com>,
	"Linux Kernel" <linux-kernel@...r.kernel.org>
Subject: Re: file system for solid state disks

On Thursday 23 August 2007 09:55, Daniel J Blueman wrote:
> On 23 Aug, 07:00, Jan Engelhardt <jengelh@...putergmbh.de> wrote:
> > On Aug 23 2007 01:01, Richard Ballantyne wrote:
> > >What file system that is already in the linux kernel do people recommend
> > >I use for my laptop that now contains a solid state disk?
> >
> > If I had to choose, the list of options seems to be:
> >
> > - logfs
> >   [unmerged]
> >
> > - UBI layer with any fs you like
> >   [just a guess]
> >
> > - UDF in Spared Flavor (mkudffs --media-type=cdrw --utf8)
> >   [does not support ACLs/quotas]
> 
> Isn't it that with modern rotational wear-levelling, re-writing hot
> blocks many times is not an issue, as they are internally moved around
> anyway? So, using a journalled filesystem such as ext3 is still good
> (robustness and maturity in mind).

Crap hardware (one which only _claim_ to do it) is out there,
and is typically cheaper, so users preferentially buy that ;)
--
vda
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