lenovo laptop lowformat

from BootUSb

>>> install

Language > english

keyboard layout > english

network > no Ethernet port so just done

storage > help > shell >



lsblk


sda > usb

mmcblk0 > drive



dd if=/dev/zero of=/dev/mmcblk0 status=progress bs=4096

dd if=[copy data] of=/[copy place] status=prgress bs=[buffer speed?]

mamage journal log

저널 로그가 많아져서 용량을 잡아먹을 때



sudo journalctl --vacuum-time=2d
sudo journalctl --vacuum-size=500M

linux residual volume

리눅스 잔여용량

df -h .
현재 경로 사람이 보기쉽게 보여주기

1 2 3

Filesystem                   Size  Used Avail Use% Mounted on /dev/mapper/ubuntu--vg-root   26G   16G  8.9G  64% /