From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from post2.inre.asu.edu ([129.219.110.73]) by pentafluge.infradead.org with esmtp (Exim 3.22 #1 (Red Hat Linux)) id 15bl5d-0003Zn-00 for ; Tue, 28 Aug 2001 16:47:46 +0100 Received: from conversion.post2.inre.asu.edu by asu.edu (PMDF V6.0-24 #47347) id <0GIS00E01C5B7R@asu.edu> for linux-mtd@lists.infradead.org; Tue, 28 Aug 2001 08:53:35 -0700 (MST) Date: Tue, 28 Aug 2001 08:53:59 -0700 From: Russ Dill Subject: Re: JFFS2 on 8MB Flash-Chip conneted to MPC850 works extremly slow :( In-reply-to: <3B8B87A9.2F622A89@dgt-lab.com.pl> To: Wojciech Kromer Cc: mtd Message-id: <999014039.27952.2.camel@russ> MIME-version: 1.0 Content-type: text/plain Content-transfer-encoding: 7bit References: <3B8B87A9.2F622A89@dgt-lab.com.pl> Sender: linux-mtd-admin@lists.infradead.org Errors-To: linux-mtd-admin@lists.infradead.org List-Help: List-Post: List-Subscribe: , List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: On 28 Aug 2001 13:59:37 +0200, Wojciech Kromer wrote: > I have JFFS2 on my 8MBFujitsu Flash Chip connected to MPC850 (50Mhz). > I've decided to have root file system on that flash, but it boots > extremly slow. > It takes about 5 minutes. With compressed initial ram disk on flash it > takes less > than 30s. > > Q1 Why? > Q2 I work on mtd-snapshot-20010628.tar.bz2. Are there any speed changes > in furthere releases? > It will take longer than a ramdisk because of the way jffs2 works, but it looks like you might not be setting your flash timings