From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from v006910.home.net.pl ([212.85.123.52]) by bombadil.infradead.org with smtp (Exim 4.69 #1 (Red Hat Linux)) id 1LZ4hs-0003HF-RL for linux-mtd@lists.infradead.org; Mon, 16 Feb 2009 14:44:39 +0000 Message-ID: <49997BBF.7080906@wb.com.pl> Date: Mon, 16 Feb 2009 15:44:15 +0100 From: "Adam S. Turowski" MIME-Version: 1.0 To: linux-mtd@lists.infradead.org Subject: [UBIFS] Filesystem capacity Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hi, Can anyone explain differences in filesystem capacity between jffs2 and ubifs? Kernel 2.6.28 mtd3 29MB nor flash mtd4 31MB nand flash File created by dd-ing from /dev/urandom: jffs2: nor: 28361 kB nand: 31200 kB ubifs: one volume created on mtd3 UBIFS: mounted UBI device 0, volume 0, name "root" UBIFS: file system size: 28676736 bytes (28004 KiB, 27 MiB, 219 LEBs) UBIFS: journal size: 1440384 bytes (1406 KiB, 1 MiB, 11 LEBs) UBIFS: media format: 4 (latest is 4) UBIFS: default compressor: LZO UBIFS: reserved for root: 1417227 bytes (1384 KiB) one volume created on mtd4 UBIFS: mounted UBI device 1, volume 0, name "data" UBIFS: file system size: 31870976 bytes (31124 KiB, 30 MiB, 2008 LEBs) UBIFS: journal size: 1603072 bytes (1565 KiB, 1 MiB, 101 LEBs) UBIFS: media format: 4 (latest is 4) UBIFS: default compressor: LZO UBIFS: reserved for root: 1575089 bytes (1538 KiB) nor: 26960 kB (I can live with that) nand: 23552 kB (With that I cannot) Any suggestions? -- Regards, Adam Turowski