[3094] in linux-scsi channel archive
Re: external SCSI device
daemon@ATHENA.MIT.EDU (Michael Neuffer)
Sun Jan 18 14:45:51 1998
Date: Sun, 18 Jan 1998 20:32:32 +0100 (MET)
From: Michael Neuffer <neuffer@goofy.zdv.Uni-Mainz.de>
To: "C.J. Oster" <lordvadr@phix.com>
cc: Marcus Meissner <msmeissn@cip.informatik.uni-erlangen.de>, master@gvi.net,
linux-scsi@vger.rutgers.edu
In-Reply-To: <Pine.GSO.3.96.980118105757.2576A-100000@phix.com>
On Sun, 18 Jan 1998, C.J. Oster wrote:
> That is so NOT-GOOD on the scsi bus. Under scsi-1, it was considered a
> horrible deed to plug a scsi device into a working, powered-on scsi bus.
> Why this is, I never asked, and I don't know if it's changed since the
> invention of scsi-2, but hot-plugging a bus that is not made for it is
> supposed to dammage it.
It is not very good but with the right connectors you can usually do it.
Additionally there is hardware out there that especially supports hot
plugging and unplugging. That is why I wrote the code in the SCSI
subsystem to allow users to do this.
Mike
