Partitions

df

Free disk space

df -h

du

Folder size

du -sh --apparent-size .

lsblk

Determine filesystem

lsblk --fs --perms --paths

Flash img

xz

xzcat 2024-03-15-raspios-bookworm-armhf-lite.img.xz | sudo dd of=/dev/mmcbzz0 bs=1M oflag=sync status=progress

Backup

Backup SD card

sudo dd if=/dev/sdb of=./raspberrypi.dd.img bs=1M status=progress

Backup and zip

Backup and gzip

sudo dd if=/dev/X bs=1M | gzip > ./raspberrypi.dd.img.gz

Restore

sudo gzip --decompress --to-stdout ./raspberrypi.dd.img.gz | sudo dd of=/dev/X bs=1M

partitions