From owner-freebsd-scsi  Tue Feb 24 00:07:16 1998
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From: Lars Koeller <Lars.Koeller@post.uni-bielefeld.de>
To: Greg Lehey <grog@lemis.com>
Cc: Lars Koeller <Lars.Koeller@post.uni-bielefeld.de>
        freebsd-hardware@FreeBSD.ORG,
        freebsd-scsi@FreeBSD.ORG
Subject: Re: Conclusion: Seagate Python firmware and hanging SCBs on 2940! 
In-Reply-To: grog's message of Tue, 24 Feb 1998 18:01:11 +1030.
	     <19980224180111.16031@freebie.lemis.com> 
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----------

Oh!

In reply to Greg Lehey who wrote:
 
 > On Tue, 24 February 1998 at  8:28:40 +0100, Lars Koeller wrote:
 > > --------
 > >
 > > Hi!
 > >
 > > Just for your information! Don't use any combination of Seagate Python DAT
 > > drives, Adaptec 2940 SCSI controller and FreeBSD or Linux!
 > 
 > This is somewhat overstating the case.  I've been using exactly that
 > combination for 15 months, and I've been very satisfied.

Hmmmm! Are you enable tagged comman queuing? What software? Tar seems 
to be o.k. dump most time can recover (better survive) 2 hanging SCB! 
But software which does continuous write lage blocks (30MB) and have 
a really high optimizing buffer queuing algorithm seems to mak 
problems, please test

    ftp://ftp.zn.ruhr-uni-bochum.de/pub/linux/afbackup-2.11.3.tar.gz

Lars
-- 
E-Mail:                                     |  Lars Koeller
  Lars.Koeller@Uni-Bielefeld.DE              |  UNIX Sysadmin
  lkoeller@cc.FH-Lippe.DE                     |  Computing Center
PGP-key:                                       |  University of Bielefeld
  http://www.nic.surfnet.nl/pgp/pks-toplev.html |  Germany
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