Anno domini 2019 Tue, 12 Nov 18:14:36 -0800
tom scripsit:
> On Tue, 12 Nov 2019 16:51:25 -0700
> Gregory Nowak <greg@???> wrote:
>
> > On Tue, Nov 12, 2019 at 11:58:06AM -0800, Bruce Ferrell wrote:
> > > There are actually a couple of ways around the SD wear issue, even
> > > though people seem to dearly LOVE SSDs with the exact same issue;
> >
> > I haven't seen anyone mention even once in this entire thread so far
> > that the rpi supports trimming on SD cards. I have a rpi2b, and rpi3b
> > the first for three years now, and the second for two. Both are up
> > 24/7 running off SD cards, and both have a weekly cron job that runs
> > fstrim -a. They're still doing fine on the original SD cards.
> >
> > Greg
> >
> >
>
> Wait, TRIM works on SD cards? I thought that was a feature that
> firmware had to implement.
>

It's in the SD-cards firmware. Some support it, some don't.
Nik

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