Date: Sun, 11 Mar 2001 20:25:24 -0800 (PST) From: Matthew Jacob <mjacob@feral.com> To: Olivier Nicole <on@cs.ait.ac.th> Cc: freebsd-scsi@FreeBSD.ORG Subject: Re: SCSI speed with SLR100 tape drive Message-ID: <Pine.BSF.4.21.0103112024370.52110-100000@beppo.feral.com> In-Reply-To: <200103120325.KAA09448@banyan.cs.ait.ac.th>
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On Mon, 12 Mar 2001, Olivier Nicole wrote: > > Hello, > > I finally got that SLR100 tape drive I wanted. It si supposed to > support SCSI 160, but anyway the machine I have only supports 80Mb. > > The problem is the following: > > - at boot time, going to the Symbios bios, the tape is given at > maximum speed, 80 Mb > > - once FreeBSD is started, it only supports half the speed: > sa0 at sym1 bus 0 target 2 lun 0 > sa0: <TANDBERG SLR100 0402> Removable Sequential Access SCSI-2 device > sa0: 40.000MB/s transfers (20.000MHz, offset 15, 16bit) > > Any idea on the reason why? It's not 'half the speed'. Please go read some SCSI FAQs somewhere. > > Eventually, I had to modify /usr/src/sys/cam/scsi/scsi_sa.c to remove > the leading blank from the model name in the quirk table. > > Best regards, > > Olivier > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-scsi" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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