24 Apr
2018
24 Apr
'18
3:57 p.m.
On Tue, 24 Apr 2018, Michael Kjörling wrote:
[ ... ]
That's definitely statistically significantly
slower toward the outer
edge of the disk as presented by the OS. That _should_ translate to
slower for higher LBAs, but with all the magic happening in modern
systems, you might never know...
Exactly; with disks these days it's pointless trying to second-guess
what's happening under the bonnet (ObUS: hood).
A well-known question in the security field, for instance, is how do you
know that you have *really* erased that disk? The thing can lie as much
as it likes, and you'll never know for sure.
--
Dave Horsfall DTM (VK2KFU) "Those who don't understand security will
suffer."