From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans Reiser Subject: Re: mkreiserfs -s 1024 makes unmountable partitions Date: Wed, 29 Jan 2003 14:37:16 +0300 Message-ID: <3E37BCEC.9080203@namesys.com> References: <20030117221535.GA945@Kadath> <20030118080941.B5575@humilis> <20030118115724.GA946@Kadath> <20030121213336.GA6756@hell.mine.nu> <20030122065712.D5575@humilis> <20030122100342.GA14100@hell.mine.nu> <20030124222823.GA15643@hell.mine.nu> <20030126181816.GA1274@Kadath> <20030127095957.A22720@namesys.com> <2147483647.1043634047@[10.1.120.1]> <20030127102540.A22869@namesys.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: list-help: list-unsubscribe: list-post: Errors-To: flx@namesys.com In-Reply-To: <20030127102540.A22869@namesys.com> List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: Oleg Drokin Cc: "Scott R. Every" , Francois-Rene Rideau , reiserfs-list@namesys.com Oleg Drokin wrote: >Hello! > >On Mon, Jan 27, 2003 at 02:20:47AM -0500, Scott R. Every wrote: > > >>this URL works better: >>ftp://ftp.suse.com/pub/people/mason/patches/data-logging >>Oleg, thanks so much for this info(and Chris, thanks for the patches). >>This is much needed for embedded filesystems of 128MB and smaller. Its >>hard to fit a 32MB journal on a 32 or 16MB FLASH disk! >> >> > >Actually if you have direct access to FLASH device (e.g. through MTD), >then you really want to look at jffs2. Besides being journalled, it also >provides data compression (which is invaluable for such small storage sizes) >and flash wearing control (or what is the name for facility that controls that >certain areas of flash are not written to more often then other ones). > >Bye, > Oleg > > > > Reiser4 will provide compression (compression plugin is being coded now), and won't waste space for a mandatory fixed size journal area. -- Hans