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Jaz drives (was RE: adding scsi devices)

daemon@ATHENA.MIT.EDU (Andy Poling)
Tue Dec 17 21:39:53 1996

Date: 	Tue, 17 Dec 1996 21:37:08 -0500 (EST)
From: Andy Poling <andy@realbig.com>
To: David Greenzweig <davidg@soupy.sbi.com>
cc: linux-scsi@vger.rutgers.edu
In-Reply-To: <9612171819.AA01374@soupy.doc>


On Tue, 17 Dec 1996, David Greenzweig wrote:
> What scsi controller are you using with your jaz drive?  I recently
> purchased an Adaptec 2940AU and am having trouble getting it recognized
> by my linux -- kernel 1.2.13.

I use a Jaz drive for automated backups nightly on a 1.3.20 kernel and an
Adaptec 1542 on a small production system.  I ocassionally get errors from
the kernel about freeing unused buffers or something, but I expect that with
a crufty kernel.  It nevertheless continues to run fine for months at a time.

Remember that the Jaz will spin down if idle for 5 minutes, and takes too
long to spin up, leading to a timeout.  So I do a dd from the raw device
(triggering a spin-up) and sleep briefly before trying to use anything else
(like mount) on it.

-Andy

(this sig left intentionally blank - too many hats for one sig)

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