Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263568AbTKFNyt (ORCPT ); Thu, 6 Nov 2003 08:54:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263595AbTKFNyt (ORCPT ); Thu, 6 Nov 2003 08:54:49 -0500 Received: from mail-06.iinet.net.au ([203.59.3.38]:47756 "HELO mail.iinet.net.au") by vger.kernel.org with SMTP id S263568AbTKFNys (ORCPT ); Thu, 6 Nov 2003 08:54:48 -0500 Message-ID: <3FAA52A3.9030000@cyberone.com.au> Date: Fri, 07 Nov 2003 00:54:43 +1100 From: Nick Piggin User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4) Gecko/20030827 Debian/1.4-3 X-Accept-Language: en MIME-Version: 1.0 To: Jens Axboe CC: "Prakash K. Cheemplavam" , linux-kernel@vger.kernel.org Subject: Re: 2.9test9-mm1 and DAO ATAPI cd-burning corrupt References: <3FAA41C3.9060601@gmx.de> <3FAA45A9.20707@cyberone.com.au> <20031106130030.GC1145@suse.de> <3FAA4737.3060906@cyberone.com.au> <20031106130553.GD1145@suse.de> <3FAA4880.8090600@cyberone.com.au> <20031106131141.GE1145@suse.de> <3FAA4D48.6040709@gmx.de> <20031106133136.GA477@suse.de> <3FAA5043.8060907@gmx.de> <20031106134713.GA798@suse.de> In-Reply-To: <20031106134713.GA798@suse.de> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1454 Lines: 50 Jens Axboe wrote: >On Thu, Nov 06 2003, Prakash K. Cheemplavam wrote: > >>>>>Heh indeed, maybe because the archs I use are still at 100. Looks >>>>>suspiciously like it's loosing timer interrupts, which would indeed >>>>>point to PIO. >>>>> >>>>> >>>>bash-2.05b# hdparm -I /dev/hdc >>>> >>> >>>-i please >>> >>bash-2.05b# hdparm -i /dev/hdc >> >>/dev/hdc: >> >> Model=LITE-ON LTR-16102B, FwRev=OS0K, SerialNo= >> Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic } >> RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0 >> BuffType=unknown, BuffSize=0kB, MaxMultSect=0 >> (maybe): CurCHS=0/0/0, CurSects=0, LBA=yes, LBAsects=0 >> IORDY=yes, tPIO={min:227,w/IORDY:120}, tDMA={min:120,rec:120} >> PIO modes: pio0 pio1 pio2 pio3 pio4 >> DMA modes: mdma0 mdma1 *mdma2 >> AdvancedPM=no >> >> * signifies the current active mode >> >>The same: dma is active. >> > >Indeed, so you are ysing multiword mode 2. Can you try and do a dd from >the drive, while doing a vmstat 1? Also, does that show the jerky >behaviour? > AFAIK, Prakash cannot reproduce this bad behaviour with mm1, only mm2 (is this right, Prakash?). So its something there (don't forget Andrew merges the latest bk with his releases too). - 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/