# list all fisks
lsblk -f

# unmount forced
# you can try the lazy unmount option, which will immediately remove the filesystem from the file hierarchy and postpone the cleanup:
umount --lazy /mnt

# make partition
fdisk /dev/sdX
fdisk p # existing partitions
# Press n to create a new partition.
# press w to write the changes to the disk.
sudo mkfs.ext4 /dev/sdXN

# mount 

docker run -d -p 8000:8000 -p 9000:9000 --name=portainer --restart=always --pull=always -v /var/run/docker.sock:/var/run/docker.sock -v /mnt/apps/docker_volumes/portainer_data:/data portainer/portainer-ce

# ---------------------
# disk info
lsblk
sudo fdisk -l
sudo parted -l
gnome-disks


sudo umount -f /mnt


umount --lazy /mnt/data


## ntfs resize:
sudo ntfsfix /dev/sda2
# Shrink the NTFS Partition:
sudo ntfsresize --size 100G /dev/sda2 (-f)


mkdir 


# folder size:
du -hs 

# find big files
find / -type f -size +100M



# find big files  - NCurses Disk Utility -  https://dev.yorhel.nl/ncdu 
sudo apt-get install ncdu
ncdu
Delete the File: Once you have highlighted the file you want to delete, press the d key. ncdu will prompt you to confirm the deletion.