Date: Wed, 27 Mar 1996 04:50:03 -0800 From: "Jordan K. Hubbard" <jkh@time.cdrom.com> To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) Cc: hackers@freefall.freebsd.org, gibbs@freebsd.org Subject: Re: Can't read this stupid DAT tape - ARGH! Message-ID: <330.827931003@time.cdrom.com> In-Reply-To: Your message of "Wed, 27 Mar 1996 00:07:20 %2B0100." <199603262307.AAA16445@uriah.heep.sax.de>
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> Are you sure your DAT drive is able to read 256K blocks at all? > > Does ``mt blocksize 0'' and ``dd if=/dev/rst0 ibs=256k ...'' work? Nope! > j@uriah 268% fgrep MAXPHYS /usr/include/machine/* > /usr/include/machine/param.h:#define MAXPHYS (64 * 1024) /* ma x raw I/O transfer size */ > > I think you gotta bump this one to 256 K, and recompile your world. Just for grins, I tried this. ``panic: double fault'' right upon invoking init.. :-) Jordan
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