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From: brian@cimage.com (Brian Kelley)
Newsgroups: comp.sys.novell
Subject: Re: NFS Support in NetWare
Message-ID: <1991Mar1.145839.13285@cimage.com>
Date: 1 Mar 91 14:58:39 GMT
References: <1991Feb21.234900.11916@novell.com> <6614@spdcc.SPDCC.COM> <1991Mar01.050450.17708@xstor.com>
Reply-To: brian@dgsi.UUCP (Brian Kelley)
Organization: Cimage Corp, Ann Arbor, MI
Lines: 23

In article <1991Mar01.050450.17708@xstor.com> billbr@xstor.com (Bill Brothers) writes:
>I can appreciate your position Steve, but pure benchmarking of systems
>provides some pretty amazing results. We see up to 3.5 Mbytes/second
>come out of a Novell subsystem. (Granted the wire slows it to a
>crawl...) On the UNIX side, we have been able to attain 1.15 Mbytes/sec
>through the filesystem. The main reason is that nearly every UNIX
>on the market insists on building systems for the least common 
>denominator. I.e. they are supporting the dumb ST-506 style of
>disk interface. Novell has seen fit to provide high-level constructs
>for driver writers. This allows us to build requests to the disk
>as large as 3-4 Megabytes. Meanwhile UNIX is stuck in the 1-8k
>request range.

And what happens to your hard mounted NFS clients when your server goes down,
losing 3-4 megabytes of cached data?

>Bill Brothers
>Storage Dimensions, Inc.
>billbr@xstor.COM


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brian@cimage.com