From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bifrost.lang.hm (mail.lang.hm [64.81.33.126]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by huchra.bufferbloat.net (Postfix) with ESMTPS id 3CA7E21F3F0 for ; Sun, 31 Aug 2014 00:01:31 -0700 (PDT) Received: from asgard.lang.hm (asgard.lang.hm [10.0.0.100]) by bifrost.lang.hm (8.13.4/8.13.4/Debian-3) with ESMTP id s7V71T0e001004; Sun, 31 Aug 2014 00:01:29 -0700 Date: Sun, 31 Aug 2014 00:01:29 -0700 (PDT) From: David Lang X-X-Sender: dlang@asgard.lang.hm To: "Theodore Ts'o" In-Reply-To: <20140830213451.GA30271@thunk.org> Message-ID: References: <20140830213451.GA30271@thunk.org> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: cerowrt-devel@lists.bufferbloat.net Subject: Re: [Cerowrt-devel] Is there a particular reason cerowrt isn't using UBIFS? X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 31 Aug 2014 07:01:31 -0000 On Sat, 30 Aug 2014, Theodore Ts'o wrote: > Potentially stupid question. I was taking a look at > > http://wiki.openwrt.org/doc/techref/filesystems > > and there was discussion there about how using raw squashfs doesn't > deal with wear leveling and bad flash blocks, and that openwrt is now > using ubifs for all targets with raw NAND flash --- and my > understanding is that the WNDR 3800 uses raw NAND flash. The 3800 is the last generation before NAND flash started shipping, the 3700v4, 4300 etc have NAND flash, and that is why support for them lagged for a long time (just hitting this year, even though the routers have been out for a couple of years) David Lang > Is there any > particular reason why Cerowrt isn't using ubifs, or squashfs over ubi, > other than purely historical and/or this wasn't the research focus of Cerowrt? > > Thanks, > > - Ted > _______________________________________________ > Cerowrt-devel mailing list > Cerowrt-devel@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/cerowrt-devel >