setup PVE and routerOS

links

# PVE
https://www.proxmox.com/en/downloads

# RouterOS
https://mikrotik.com/download

disk

# list pv
$ pvs

# list vg
$ vgs

# list blk
$ lsblk


# add lvm
$ pvesm scan lvm
$ pvesm add dir data --path /data


# create lv
$ lvcreate -L 140G -n data debian-vg
$ mkfs.ext4 /dev/mapper/debian--vg-data
$ mount /dev/mapper/debian--vg-data /data


# remove lv
$ lvremove /dev/data/lv-ceph


# reduce lv
$ umount /home
$ e2fsck -f /dev/mapper/debian--vg-home
$ resize2fs /dev/mapper/debian--vg-home 100G
$ lvreduce -L 100G /dev/mapper/debian--vg-home
$ mount /dev/mapper/debian--vg-home /home
$ lvreduce -L 10G /dev/mapper/debian--vg-var


# extend lv
$ lvextend -l +100%FREE /dev/data/lv-data
$ resize2fs /dev/data/lv-data