Am Sun, Mar 23, 2025 at 06:24:49PM -0500 schrieb Dale:

> >> I ran fstrim on my root and var partitions and got this. 
> >>
> >>
> >> root@Gentoo-1 / # fstrim -v /
> >> /: 13.7 GiB (14676369408 bytes) trimmed
> >> root@Gentoo-1 / # fstrim -v /var
> >> /var: 43.9 GiB (47162359808 bytes) trimmed
> >> root@Gentoo-1 / #
> >>
> >>
> >> It looks like /var changes more than root does.
> > The size in the output is usually simply the entire free space. AFAIK 
> > fstrim 
> > does not remember what it trimmed at the previous run.
> 
> That doesn't match.  They may have changed something. 
> 
> 
> %USED   USED     AVAILABLE  TOTAL MOUNTED ON
> 11.3%        24.2G    348.5G            392.7G /
> 37.1%        47.3G    110.8G            176.1G /var

Funnily it does for me:

$ journalctl -fu fstrim
Mär 31 23:03:26 q systemd[1]: Starting Discard unused blocks on filesystems 
from /etc/fstab...
Mär 31 23:06:27 q fstrim[4946]: /mnt/windows: 62.6 GiB (67195392000 bytes) 
trimmed on /dev/nvme0n1p3
Mär 31 23:06:27 q fstrim[4946]: /mnt/gentoo: 25.1 GiB (26987544576 bytes) 
trimmed on /dev/vg/gentoo
Mär 31 23:06:27 q fstrim[4946]: /mnt/data: 410.3 GiB (440560844800 bytes) 
trimmed on /dev/vg/data
Mär 31 23:06:27 q fstrim[4946]: /home: 14.5 GiB (15569068032 bytes) trimmed on 
/dev/vg/home
Mär 31 23:06:27 q fstrim[4946]: /boot: 211.4 MiB (221700096 bytes) trimmed on 
/dev/nvme0n1p1
Mär 31 23:06:27 q fstrim[4946]: /: 8.6 GiB (9203961856 bytes) trimmed on 
/dev/vg/root
Mär 31 23:06:27 q systemd[1]: fstrim.service: Deactivated successfully.

$ df -h
Filesystem             Size  Used Avail Use% Mounted on
/dev/mapper/vg-data    1.4T  956G  411G  70% /mnt/data
/dev/mapper/vg-gentoo   50G   25G   25G  50% /mnt/gentoo
/dev/mapper/vg-home    199G  184G   15G  93% /home
/dev/mapper/vg-root     50G   41G  8.2G  84% /
/dev/nvme0n1p1         300M   89M  212M  30% /boot
/dev/nvme0n1p3         196G  133G   63G  68% /mnt/windows

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