Just for closure, I thought that I'd note that my 5TB empty drive finally DID finish encrypting itself, just now, and I started it 2 weeks ago! That boils down to what, 250MB/min? Apparently it has to encrypt/rewrite every sector in every track on the disk. Crazy. Oh, and now the option to "Decrypt" is present. LOL -Carl
> On Jul 9, 2016, at 5:30 PM, Carl Hoefs <[email protected]> wrote: > > After doing a lot of digging, I finally discovered an old OSXDaily.com > article from 2012 that claims the following: > > "The encryption process can be very quick for smaller drives like USB keys > and SD cards, but can take quite a while for large external hard drives used > for backups or personal data. Be prepared to wait a bit for anything larger > than a few GB in size, as the general encryption-to-GB time ratio seems to be > about 1GB per minute." > > Okay, so 1GB/min it is. Wait, 5TB would mean ... 5,000 minutes! That's 83⅓ > hours!! That's THREE AND A HALF DAYS!!! I think the drive will a steaming > lump of metal by then! > > Ah, had I but known this before starting... > -Carl > >> On Jul 9, 2016, at 12:51 PM, Carl Hoefs <[email protected]> >> wrote: >> >> I just hooked up a new external Seagate 5TB HDD, reformatted it Mac OS >> Extended, Journaled, and repartitioned it to have 1 GUID partition. All's >> well with that. >> >> Mount Point : /Volumes/Untitled 2 >> Format : Encrypted Logical Partition >> Capacity : 5 TB (5,000,265,859,072 Bytes) >> Available : 5 TB (4,998,959,538,176 Bytes) >> Used : 1.31 GB (1,306,320,896 Bytes) >> Owners Enabled : No >> Number of Folders : 19 >> Number of Files : 66 >> >> Next, I turned on encryption. This made the drive *very* busy, and it's been >> chugging away for about 4 hours now! Surely there's no need to encrypting >> the formatting, so what on earth is it doing? The only files on the drive >> were placed there by OS X for the default Spotlight DB. >> >> I had plans to restore my other failing external HDD to this new one today, >> but I was hoping to have a quiescent drive... >> >> Can someone explain why encrypting an empty drive should take hours and >> hours? >> -Carl >> >> _______________________________________________ >> MacOSX-talk mailing list >> [email protected] >> http://www.omnigroup.com/mailman/listinfo/macosx-talk > _______________________________________________ MacOSX-talk mailing list [email protected] http://www.omnigroup.com/mailman/listinfo/macosx-talk
