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Article #517

Re: SCSI CDROM changers and cdrom.nlm?

#517
From: Mike
Date: Thu, 14 Dec 1995 00:00
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"Rhia" <rhiannon@dandelion.com> wrote:

>I'm not sure it's a very good idea to put a changer on a server, because
>only one platter can be available at a given time in the device, and if you
>have multiple users trying to access different discs, somebody's going to
>have to wait, and the unfulfilled wait can cause a bus timeout and all
>sorts of problems with the drivers.  The CD tower, either as independent
>IDs or as a multiple-LUN device, would be a better choice because of the
>multiple mechanisms.  The issue is not the LUN support but the number of
>CD-ROM spindles and read heads.

It depends largely on how many people will be using the devices and how 
hard.  I've used changers for some time with no problems, but the number 
of users was small, so the number of waits was also small.

Mike
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From: Mike <mavery@bga.com>
Subject: Re: SCSI CDROM changers and cdrom.nlm?
Date: 1995/12/14
Message-ID: <4apae5$sel@austin.aus.sig.net>
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