Date: Mon, 7 Aug 2000 22:48:18 -0700 From: Paul Saab <paul@mu.org> To: Simon <simon@optinet.com> Cc: "freebsd-hardware@FreeBSD.ORG" <freebsd-hardware@FreeBSD.ORG> Subject: Re: What happened? Message-ID: <20000807224818.B96386@elvis.mu.org> In-Reply-To: <200008081313.HAA51041@mail.fpsn.net>; from simon@optinet.com on Tue, Aug 08, 2000 at 01:47:25AM -0400 References: <200008081306.HAA51017@mail.fpsn.net> <200008081313.HAA51041@mail.fpsn.net>
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You have to boot into dos to upgrade the firmware which really isn't possible where I work, so we do this. Write caching is bad anyway if you use softupdates. Simon (simon@optinet.com) wrote: > Oh, i see, it changes 1/0 bit to turn on/off write cache. changing it to 0, turns off write cache I suspect. But, Mike said > there are issues with the firmware, why not just update it if latest one doesn't have the problem? won't that be better? > > -Simon > > On Tue, 08 Aug 2000 01:40:12 -0400, Simon wrote: > > >Alrighty, now, i'm totally confused. What will/should this do? as far as i can tell, it'll replace 1 with 0 on all lines that start > >with WCE, but that doesn't mean anything to me. Also, what do you mean by a bad firmware? > > > >Thanks, > >Simon > > > >On Mon, 7 Aug 2000 22:30:28 -0700, Paul Saab wrote: > > > >>Run this: > >> > >>EDITOR="/usr/bin/perl -i -pe 's/1/0/g if /^WCE/'" \ > >>camcontrol modepage da0 -P 3 -m 8 > >> > >>do this for all your drives which have bad firmware. > >> > >>-- > >>Paul Saab > >>Technical Yahoo > >>paul@mu.org - ps@yahoo-inc.com - ps@freebsd.org > >>Do You .. uhh .. Yahoo!? > >> > >>Simon (simon@optinet.com) wrote: > >>> Great to here there is a fix :-) I have another seagate drive in the same box: > >>> > >>> da1 at ahc0 bus 0 target 1 lun 0 > >>> da1: <SEAGATE ST318436LW 0005> Fixed Direct Access SCSI-3 device > >>> da1: 80.000MB/s transfers (40.000MHz, offset 31, 16bit), Tagged Queueing Enabled > >>> da1: 17522MB (35885168 512 byte sectors: 255H 63S/T 2233C) > >>> > >>> Same problem I suspect. The drive is just bigger in size. What would you suggest as the best fix for this? can I just > >>> update the firmware? or going with a different controller is better? I doubt i have write cache turned on as the drive > >>> seems to work much slower creating empty files than 5.4k 40 gig IDE maxtor drive (creates 10,000 empty files 10x > >faster > >>> than the SCSI i got). Still not exactly sure why. > >>> > >>> Thanks again, > >>> Simon > >>> > >>> On Mon, 07 Aug 2000 22:23:56 -0700, Mike Smith wrote: > >>> > >>> >> Here it is: > >>> >> > >>> >> da0 at ahc0 bus 0 target 0 lun 0 > >>> >> da0: <SEAGATE ST39236LW 0005> Fixed Direct Access SCSI-3 device > >>> > ^^^^ > >>> >This firmware is known to interact badly with the ahc driver. You have > >>> >three options: > >>> > > >>> > - Use the Adaptec setup utility to disable write caching. > >>> > - Use a different SCSI controller. > >>> > - Get the firmware update from Seagate and fix the drive. > >>> > > >>> >-- > >>> >... every activity meets with opposition, everyone who acts has his > >>> >rivals and unfortunately opponents also. But not because people want > >>> >to be opponents, rather because the tasks and relationships force > >>> >people to take different points of view. [Dr. Fritz Todt] > >>> > > >>> > > >>> > > >>> > >>> > >>> > >>> > >>> > >>> To Unsubscribe: send mail to majordomo@FreeBSD.org > >>> with "unsubscribe freebsd-hardware" in the body of the message > >> > > > > > > > > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org > >with "unsubscribe freebsd-hardware" in the body of the message > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hardware" in the body of the message -- Paul Saab Technical Yahoo paul@mu.org - ps@yahoo-inc.com - ps@freebsd.org Do You .. uhh .. Yahoo!? To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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