http://itrus.i2p/itrus.su--linux_t&t--luks--TRIM_(discard)_over_LUKS_245.html
TRIM (discard) over LUKS add discard option to fstab & crypttab example: fstab: UUID =CB61-A03B /boot/efi vfat utf8 0 2 UUID =a53c3f21-f2a9-42d9-a0e7-900afd768ca2 / btrfs compress=zstd,discard 0 0 UUID =a53c3f21-f2a9-42d9-a0e7-900afd768ca2 /.snapshots btrfs subvol=/@/.snapshots,discard 0 0 UUID =0ab82b55-f1cb-44b8- 8409 -02dc0770595c /home btrfs compress=zstd,discard 0 0 UUID =b6b8c46c-ac9d- 4696...