How To Extend HDD

How to extend ZFS on FreeBSD

zpool set autoexpand=on zroot
Current size:

zpool list
NAME    SIZE  ALLOC   FREE  CKPOINT  EXPANDSZ   FRAG    CAP  DEDUP  HEALTH  ALTROOT
zroot  29.5G  24.6G  4.90G        -         -    52%    83%  1.00x  ONLINE  -

power off and change VM size 38G -> 48G

gpart show
=>       40  100663223  da0  GPT  (48G)
         40       1024    1  freebsd-boot  (512K)
       1064        984       - free -  (492K)
       2048   16777216    2  freebsd-swap  (8.0G)
   16779264   62910464    3  freebsd-zfs  (30G)
   79689728   20973535       - free -  (10G)
gpart resize -i 3 /dev/da0
da0p3 resized

gpart show
=>       40  100663223  da0  GPT  (48G)
         40       1024    1  freebsd-boot  (512K)
       1064        984       - free -  (492K)
       2048   16777216    2  freebsd-swap  (8.0G)
   16779264   83883999    3  freebsd-zfs  (40G)

zpool list
NAME    SIZE  ALLOC   FREE  CKPOINT  EXPANDSZ   FRAG    CAP  DEDUP  HEALTH  ALTROOT
zroot  39.5G  24.6G  14.9G        -         -    39%    62%  1.00x  ONLINE  -

How to extend ext4 on Ubuntu using LVM (Linux Volume Group)

growpart /dev/sda 1
resize2fs /dev/sda1
partx -u /dev/sda
pvresize /dev/sda3
lvextend -r /dev/ubuntu-vg/ubuntu-lv /dev/sda3

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