[20:16:10] root@openHABianPi:~# sg_readcap -l /dev/sda|grep -i provis
   Logical block provisioning: lbpme=0, lbprz=0
[20:16:38] root@openHABianPi:~#
[20:16:49] root@openHABianPi:~# sg_vpd -a /dev/sda|grep -i unmap
  Maximum unmap LBA count: 4194240
  Maximum unmap block descriptor count: 1
  Optimal unmap granularity: 1
  Unmap granularity alignment valid: 0
  Unmap granularity alignment: 0
  Unmap command supported (LBPU): 1
  Write same (16) with unmap bit supported (LBWS): 0
  Write same (10) with unmap bit supported (LBWS10): 0
[20:17:01] root@openHABianPi:~# cat /etc/fstab
proc            /proc           proc    defaults          0       0
PARTUUID=71d4ff15-01  /boot           vfat    defaults          0       2
PARTUUID=71d4ff15-02  /               ext4    defaults,noatime,discard  0       1
# a swapfile is not a swap partition, no line here
#   use  dphys-swapfile swap[on|off]  for that

/usr/share/openhab2          /srv/openhab2-sys           none bind 0 0
/etc/openhab2                /srv/openhab2-conf          none bind 0 0
/var/lib/openhab2            /srv/openhab2-userdata      none bind 0 0
/var/log/openhab2            /srv/openhab2-logs          none bind 0 0
/usr/share/openhab2/addons   /srv/openhab2-addons        none bind 0 0
#//192.168.1.10/disk1    /mnt/serv10             cifs username=krzycho,password=kris1111,rw,noperm,gid=1000,uid=1000,file_mode=0777,dir_mode=0777       0 0
/dev/sdb1                    /backuphab                  ext4 rw        0 0
[20:17:39] root@openHABianPi:~# sg_readcap -l /dev/sda|grep -i provis
   Logical block provisioning: lbpme=0, lbprz=0
[20:18:43] root@openHABianPi:~# fstrim -v /
/: 12,4 GiB (13314465792 bytes) trimmed