Increase VM ZVOL for TrueNAS

… to resize Debian VM Logical Volume

Resize Linux VM’s LLVM Virtual Disk on a ZVOL for TrueNAS

Increase Zvol via UI

• increase ZFS disk size in TrueNAS UI
  • Storage tab > edit your zvol > modify “Size for this zvol” field value > Save

Resize disk

• resize Debian VM disk

  reboot
  # fdisk mode
  apt install gdisk -y
  cfdisk /dev/sda # extends /dev/sda5 partition > write > quit
  # parted mode
  parted /dev/sda # print > resizepart 2 100% (extended) > resizepart 5 100% (logical) > quit
  # for both
  pvresize /dev/sda5
  pvs
  lvs
  lvextend --resizefs serv0-vg/root /dev/sda5
  

• source