Subject: Re: largest disk in a vs4000/90
To: Antonio Carlini <>
From: Brian Hechinger <>
List: port-vax
Date: 07/18/2003 15:04:37
so i should just go nab an 18G or 36G disk, toss it in, and see if it
works. ;)


On Fri, Jul 18, 2003 at 07:57:45PM +0100, Antonio Carlini wrote:
> > Boot? Someone else will have to let you know about whether 
> > the 4000/90 has issues with the size / location of the boot slice.
> It does not have the 1.073GB problem. I've never tried anything
> bigger than 4GB in one, because that's all I have SCSI-wise.
> The largest DEC SCSI drive likely to have been qualified would
> have been the 8GB ones. The 1.073GB problem was fixed by
> moving from 6 byte to 10 byte commands (i.e. 21 bits for LBN
> to 32 bits for the LBN). This should give a maximum disk
> size of 2TB or so. However, the last time I posted this
> calculation, someone else claimed that there was a
> different restriction in the console firmware. I guess
> a few years from now we'll be able to see where the
> limit really is.
> Antonio
> -- 
> ---------------
> Antonio Carlini   

"You know, evil comes in many forms, be it a man-eating cow or Joseph Stalin.
But you can't let the package hide the pudding. Evil is just plain bad! You
don't cotton to it! You gotta smack it on the nose with the rolled up newspaper
of goodness! Bad dog! Bad dog!"		-- The Tick