Date: Wed, 6 Jan 1999 07:54:36 +0100 From: Andreas Klemm <andreas@klemm.gtn.com> To: mjacob@feral.com Cc: scsi@FreeBSD.ORG Subject: Re: -current: Write append error since a few days with TDC 4222 Message-ID: <19990106075436.A68017@klemm.gtn.com> In-Reply-To: <Pine.LNX.4.04.9901051559590.22575-100000@feral-gw>; from Matthew Jacob on Tue, Jan 05, 1999 at 04:01:27PM -0800 References: <19990105233353.A61310@klemm.gtn.com> <Pine.LNX.4.04.9901051559590.22575-100000@feral-gw>
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On Tue, Jan 05, 1999 at 04:01:27PM -0800, Matthew Jacob wrote:
>
>
> Try setting it to fixed block mode (mt -f /dev/rsa0 blocksize 512) and try
> again and let me know.
>
> I'm going to be working on the tape driver this week so let me know soon.
Ok, just a moment please ...
Well, fixed blocksize works fine !
Andreas ///
root{113} /cvs sh -x /mkdump
+ PATH=/sbin:/usr/sbin:/bin:/usr/bin:/usr/local/bin
+ export PATH
+ TAPE=/dev/rsa0
+ NTAPE=/dev/nrsa0
+ DUMP=dump 0uabf 64 /dev/nrsa0
+ echo -n mkdump:: rewind tape
mkdump:: rewind tape+ mt -f /dev/rsa0 rewind
+ echo done.
done.
+ mt -f /dev/rsa0 blocksize 512
+ date
Wed Jan 6 07:51:36 CET 1999
+ dump 0uabf 64 /dev/nrsa0 /
DUMP: Date of this level 0 dump: Wed Jan 6 07:51:37 1999
DUMP: Date of last level 0 dump: the epoch
DUMP: Dumping /dev/rda0s2a (/) to /dev/nrsa0
DUMP: mapping (Pass I) [regular files]
DUMP: mapping (Pass II) [directories]
DUMP: estimated 22220 tape blocks.
DUMP: dumping (Pass III) [directories]
DUMP: dumping (Pass IV) [regular files]
DUMP: DUMP: 22295 tape blocks on 1 volumes(s)
DUMP: finished in 50 seconds, throughput 445 KBytes/sec
DUMP: level 0 dump on Wed Jan 6 07:51:37 1999
DUMP: Closing /dev/nrsa0
DUMP: DUMP IS DONE
+ dump 0uabf 64 /dev/nrsa0 /var
DUMP: Date of this level 0 dump: Wed Jan 6 07:52:28 1999
DUMP: Date of last level 0 dump: the epoch
DUMP: Dumping /dev/rda0s2e (/var) to /dev/nrsa0
DUMP: mapping (Pass I) [regular files]
DUMP: mapping (Pass II) [directories]
DUMP: estimated 37167 tape blocks.
DUMP: dumping (Pass III) [directories]
DUMP: dumping (Pass IV) [regular files]
DUMP: DUMP: 37194 tape blocks on 1 volumes(s)
DUMP: finished in 88 seconds, throughput 422 KBytes/sec
DUMP: level 0 dump on Wed Jan 6 07:52:28 1999
DUMP: Closing /dev/nrsa0
DUMP: DUMP IS DONE
+ dump 0uabf 64 /dev/nrsa0 /usr
DUMP: Date of this level 0 dump: Wed Jan 6 07:54:01 1999
DUMP: Date of last level 0 dump: the epoch
DUMP: Dumping /dev/rda0s2f (/usr) to /dev/nrsa0
DUMP: mapping (Pass I) [regular files]
DUMP: mapping (Pass II) [directories]
DUMP: estimated 646349 tape blocks.
DUMP: dumping (Pass III) [directories]
--
Andreas Klemm http://www.FreeBSD.ORG/~andreas
What gives you 90% more speed, for example, in kernel compilation ?
http://www.FreeBSD.ORG/~fsmp/SMP/akgraph-a/graph1.html
"NT = Not Today" (Maggie Biggs) ``powered by FreeBSD SMP''
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