[arch-general] ssd trim using fstrim.service and fstrim.timer

Francis Gerund ranrund at gmail.com
Tue Dec 29 15:52:42 UTC 2015


Okay, thanks for the replies.

Now, if backing up wasn't such a chore . . .


On Mon, Dec 28, 2015 at 4:47 PM, Mauro Santos <registo.mailling at gmail.com>
wrote:

> On 28-12-2015 19:51, Anthony Mapes wrote:
> >
> > It's worth noting that most hard drive life estimates are very
> conservative.
> >
> >
> https://techreport.com/review/24841/introducing-the-ssd-endurance-experiment
> >
> > All of the drives in the test lasted far beyond the manufacturer's
> > expected lifetime, and a 2 drives on to take over two *petabytes* of
> > writes before dying.
>
> You should take that with a grain of salt, sure they "lasted" that long
> but they were completely dead afterwards. Also I'd say that they haven't
> properly tested data retention, flash can store data for less time when
> it is reaching end of life, so if you plan to use the drive until it
> dies make sure you do regular backups.
>
> --
> Mauro Santos
>


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