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Article #3711Re: Floppy Disk 1:1 interleave ?
From: Jerzy Tarasiuk
Date: Fri, 09 Oct 1992 12:16
Date: Fri, 09 Oct 1992 12:16
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>>>>> On Tue, 6 Oct 1992 06:29:45 GMT, bmtong@cucs11.cs.cuhk.hk (Tong Bo-Ming) said: Tong> It seems to me that DOS format disks with 1:1 interleave. When I Tong> call BIOS to read a chunk of disk sectors, it is so fast ! Is this Tong> true ? Yes. If you read disk using DOS, it is fast, too (if file is contiguous). However, I found UNIX floppy disk driver cannot handle 1:1 at full speed - before it is ready to read next sector, more than 4 sectors pass... Therefore, UNIX works best if you use interleave 1:6, DOS is better :^). (tested for Interactive UNIX System V, on 16/20 MHz 386 based machine).
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Newsgroups: comp.os.msdos.programmer Path: arc1-ca.pugleaf.net!sparky!uunet!mcsun!sunic!fuw.edu.pl!cocos!jt From: jt@fuw.edu.pl (Jerzy Tarasiuk) Subject: Re: Floppy Disk 1:1 interleave ? In-Reply-To: bmtong@cucs11.cs.cuhk.hk's message of Tue, 6 Oct 1992 06:29:45 GMT Message-ID: <JT.92Oct9131605@fizyk1.fuw.edu.pl> Sender: news@fuw.edu.pl Nntp-Posting-Host: fizyk1 Organization: Warsaw University Physics Dept. References: <1992Oct6.062945.7158@cucs5.cs.cuhk.hk> Date: Fri, 9 Oct 1992 12:16:05 GMT Lines: 10