On 01/07/2014 07:52, Mick wrote: > On Sunday 29 Jun 2014 13:05:04 Rich Freeman wrote: >> On Sun, Jun 29, 2014 at 12:44 AM, Dale <rdalek1...@gmail.com> wrote: >>> What if I copied data to the drive until it was just about full. I'm >>> thinking like maybe 90 or 95% or so. If I do that and run the test >>> every few days, would it then catch a error after a few weeks or so of >>> testing? I realize no one knows with 100% certainty... >> >> As you already said, nobody knows with 100% certainty. >> >> In the failures I've experienced I'd expect it to start catching >> errors within a few days. However, on those drives the relocated >> sector count never increases, which suggests that the firmware never >> relocated those sectors when overwritten, which seems brain-dead to >> me. >> >> If the drive relocates the sectors, then conceivably it could go quite >> a long time until having errors, probably in an entirely different set >> of sectors. >> >> Even if it doesn't relocate, the reliability of the bad sectors could >> be high or low. >> >> Rich > > What triggers a relocation? I also have a drive which shows a sector > relocation pending, but for a few days now and after some tests that showed > no > errors, it won't relocate it. >
it's triggered by a write to the sector -- Alan McKinnon alan.mckin...@gmail.com
