From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ew0-f49.google.com ([209.85.215.49]) by canuck.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1QNQ8F-0007hh-DV for linux-mtd@lists.infradead.org; Fri, 20 May 2011 13:52:48 +0000 Received: by ewy3 with SMTP id 3so1404933ewy.36 for ; Fri, 20 May 2011 06:52:45 -0700 (PDT) Subject: Re: power cut resiliency - ubifs vs. jffs2 From: Artem Bityutskiy To: Ricard Wanderlof In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Date: Fri, 20 May 2011 16:48:54 +0300 Message-ID: <1305899334.2630.146.camel@localhost> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Cc: Linux mtd Reply-To: dedekind1@gmail.com List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Fri, 2011-05-20 at 13:59 +0200, Ricard Wanderlof wrote: > I'm trying to get some grip on how jffs2 fares in comparison with ubifs > when it comes to managing unexpected power cuts when the system is > operating. What I've found in the UBIFS FAQ is encouraging, but I was > wondering if anyone has any practical experience comparing the two in a > real system? UBIFS is very stable WRT to power cuts. But the unstable bits problem is still not solved. Cannot say anything about JFFS2 - it has not been maintained very well lately, but I believe the unstable bits problem is there as well. -- Best Regards, Artem Bityutskiy (Артём Битюцкий)