Re: What's a better block size for a Fuji 520M drive?

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#887

From: Jay Finger
Date: Tue, 18 Aug 1992 23:18

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In article <1992Aug17.182637.9116@leland.Stanford.EDU> m@crito.stanford.edu (M Carling) writes:
>Not only for this Fujitsu, but for all SCSI hard drives, 1024 byte blocks  
>are better than (or in a few cases as good as) 512 byte blocks. The reason  
>is that the filesystem writes files in increments of 1K. Thus if the disk  
>is formatted to 512, blocks get used in pairs. There is an overhead cost  
>to be paid for this. Formatting the drive to 1024 byte blocks may yield a  
>capacity increase of up to 5%, and a performance increase smaller than  
>that.

Will the NeXT support sector sizes greater than 1024 bytes?  Since the sd
driver reads/writes 8K chunks, might one find even better performance with
8K sectors?

-- 
===============================================================================
Jay Finger - finger@convex.com        | Convex Computer Corp
CONVEX System Integration and Support | 3000 Waterview Parkway
Product Specialist                    | Richardson, TX 75083

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Path: arc1-ca.pugleaf.net!sparky!uunet!cs.utexas.edu!convex!finger
From: finger@convex.com (Jay Finger)
Subject: Re: What's a better block size for a Fuji 520M drive?
Message-ID: <1992Aug18.231820.948@convex.com>
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References: <59698@mimsy.umd.edu> <1992Aug17.182637.9116@leland.Stanford.EDU>
Date: Tue, 18 Aug 1992 23:18:20 GMT
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