Step rate on 2nd hard drive (UNIX-PC)?

was-John McMillan jcm at mtunb.ATT.COM
Sat Sep 2 00:28:57 AEST 1989


In article <950 at icus.islp.ny.us> lenny at icus.islp.ny.us (Lenny Tropiano) writes:
:
>You could write a program that opened up /dev/rfp010, read in struct vhbd
>and then change vhb.dsk.step = 14 and write it back out (basically what
>iv(1M) does...) 
:

For your own peace of disk, understand and maintain the required
check sums if you are going to re-write critical disk blocks.

As I recall...
	The VHB is checksum'd to -1;
	The bad block list is likewise checksum'd.

john mcmillan	-- att!mtunb!jcm



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