[GTALUG] SSD wear leveling [was Re: Build critique request and the story behind it.]

Russell rreiter91 at gmail.com
Thu Apr 19 17:47:36 EDT 2018

On April 19, 2018 3:29:42 PM CDT, "D. Hugh Redelmeier via talk" <talk at gtalug.org> wrote:
>| From: D. Hugh Redelmeier via talk <talk at gtalug.org>
>| blkdiscard(8) looks useful.  You could apply it to the whole disk
>| you start (re-)partitioning.
>I don't know if you can apply it to a partition.  For example,
>/dev/sda3.  The man page does not inform me.

Apparently mkfs.ext4, with discard enabled will scarify the inodes when the filesystem  is created. 


I'm still not sure about weekly trims. That wasn't enabled by systemd by default. I had to do systemctl enable fstrim.timer in order to create the targets.

Only got to that last week. I'm kind of a slow ship turning on this build.
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