Bus architecture was RE: [SunRescue] Re: NetApps?

Greg A. Woods rescue at sunhelp.org
Wed Mar 21 12:26:20 CST 2001


[ On Wednesday, March 21, 2001 at 08:22:47 (+0100), =?iso-8859-1?Q?Bj=F6rn?= Ramqvist wrote: ]
> Subject: Re: Bus architecture was RE: [SunRescue] Re: NetApps?
>
> 
> Many of us already know that you can hook up to 15 devices on a standard
> 16-bit (Wide) SCSI-bus. However, even if you have all this Ultra2 fancy
> stuff (80 MB/s), you could choke the bus if you read/write aggresivly
> with large sequential files. (typical fileserving)

Well, maybe, but until LVD came along you literally could not hang 15
devices on an Ultra-FAST/wide channel.  The minimum inter-device
spacing, combined with the maximum bus length, force you to limit the
number of Ultra-FAST devices you can put on the same channel.

-- 
							Greg A. Woods

+1 416 218-0098      VE3TCP      <gwoods at acm.org>      <robohack!woods>
Planix, Inc. <woods at planix.com>; Secrets of the Weird <woods at weird.com>



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