[Info-vax] Disk size in the virtual world

Arne Vajhøj arne at vajhoej.dk
Sat Feb 24 08:30:22 EST 2024


On 2/24/2024 8:24 AM, Scott Dorsey wrote:
> =?UTF-8?Q?Arne_Vajh=C3=B8j?=  <arne at vajhoej.dk> wrote:
>> I wonder when this was added to VMS.
>>
>> It is not relevant for physical disks. But it must have
>> turned relevant when SAN's were introduced.
> 
> It is very relevant to physical disks.  You install a new bigger disk, and
> you copy the fileystem over and expand it once it's copied over.  This is
> much, much faster than doing a file-by-file copy.

"copy filesystem" is that BACKUP/PHYS or?

Arne





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