Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261639AbTKBKsa (ORCPT ); Sun, 2 Nov 2003 05:48:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261640AbTKBKsa (ORCPT ); Sun, 2 Nov 2003 05:48:30 -0500 Received: from luli.rootdir.de ([213.133.108.222]:44267 "HELO luli.rootdir.de") by vger.kernel.org with SMTP id S261639AbTKBKs2 (ORCPT ); Sun, 2 Nov 2003 05:48:28 -0500 X-Qmail-Scanner-Mail-From: claas@rootdir.de via luli X-Qmail-Scanner: 1.16 (Clear:SA:0(-8.2/5.0):. Processed in 1.067402 secs) Date: Sun, 2 Nov 2003 11:48:18 +0100 From: Claas Langbehn To: linux-kernel@vger.kernel.org Cc: jf1@IMERGE.co.uk, B.Zolnierkiewicz@elka.pw.edu.pl, James@superbug.demon.co.uk, Knut_Petersen@t-online.de Subject: RE: VIA IDE performance under 2.6.0-test7/8? (and test9) Message-ID: <20031102104818.GA1981@rootdir.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Reply-By: Mi Nov 5 11:41:29 CET 2003 X-Message-Flag: Cranky? Try Free Software instead! X-Operating-System: Linux 2.6.0-test9-mm1 i686 X-No-archive: yes X-Uptime: 11:41:29 up 1:09, 4 users, load average: 0.61, 0.20, 0.13 User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2566 Lines: 66 Hi, If I cat /proc/ide/via it shows that my harddisc is only using 88,8 MB/s, but it is an U100-disc. hdparm show that its using udma5, is this all correct, or should /proc/ide/via show 99,9 MB/s ? ----------VIA BusMastering IDE Configuration---------------- Driver Version: 3.38 South Bridge: VIA vt8235 Revision: ISA 0x0 IDE 0x6 Highest DMA rate: UDMA133 BM-DMA base: 0xdc00 PCI clock: 33.3MHz Master Read Cycle IRDY: 0ws Master Write Cycle IRDY: 0ws BM IDE Status Register Read Retry: yes Max DRDY Pulse Width: No limit -----------------------Primary IDE-------Secondary IDE------ Read DMA FIFO flush: yes yes End Sector FIFO flush: no no Prefetch Buffer: yes yes Post Write Buffer: yes yes Enabled: yes yes Simplex only: no no Cable Type: 80w 80w -------------------drive0----drive1----drive2----drive3----- Transfer Mode: UDMA PIO UDMA PIO Address Setup: 120ns 120ns 120ns 120ns Cmd Active: 90ns 90ns 90ns 90ns Cmd Recovery: 30ns 30ns 30ns 30ns Data Active: 90ns 330ns 90ns 330ns Data Recovery: 30ns 270ns 30ns 270ns Cycle Time: 22ns 600ns 60ns 600ns Transfer Rate: 88.8MB/s 3.3MB/s 33.3MB/s 3.3MB/s # hdparm -i /dev/hda /dev/hda: Model=ST3120023A, FwRev=3.33, SerialNo=3KA1ERGQ Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs RotSpdTol>.5% } RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4 BuffType=unknown, BuffSize=2048kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=234441648 IORDY=on/off, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: mdma0 mdma1 mdma2 UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5 AdvancedPM=no WriteCache=enabled Drive conforms to: ATA/ATAPI-6 T13 1410D revision 2: * signifies the current active mode Regards, claas - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/