VirtualBox Ubuntu 가상 디스크 용량 늘리기
1. 용량 확인
2. 파일 > 도구 > 가상 미디어 관리자
3. 용량이 바뀐 것 확인
Linux, Ubuntu Read-Only filesystem 에러 해결하기
1.용량 확인
2. gparted
nh@nh-VirtualBox:~$ sudo apt-get install gparted
nh@nh-VirtualBox:~$ sudo gparted
3. filesystem 확인
nh@nh-VirtualBox:~$ cat /proc/mounts | grep /dev
4. mount 해제, 복구(e2fsck)
nh@nh-VirtualBox:~$ sudo umount /dev/loop0
nh@nh-VirtualBox:~$ sudo e2fsck /dev/loop0
e2fsck 1.46.5 (30-Dec-2021)
/dev/loop14 is in use.
e2fsck: Cannot continue, aborting.
...
nh@nh-VirtualBox:~$ sudo umount /dev/loop14
nh@nh-VirtualBox:~$ sudo e2fsck /dev/loop14
e2fsck 1.46.5 (30-Dec-2021)
/dev/loop14 is in use.
e2fsck: Cannot continue, aborting.
nh@nh-VirtualBox:~$ sudo umount /dev/sda3
nh@nh-VirtualBox:~$ sudo e2fsck /dev/sda3
e2fsck 1.46.5 (30-Dec-2021)
/dev/sda3 is mounted.
e2fsck: Cannot continue, aborting.
nh@nh-VirtualBox:~$ cat /proc/mounts | grep /dev
udev /dev devtmpfs rw,nosuid,relatime,size=965008k,nr_inodes=241252,mode=755,inode64 0 0
devpts /dev/pts devpts rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000 0 0
/dev/sda3 / ext4 rw,relatime,errors=remount-ro 0 0
tmpfs /dev/shm tmpfs rw,nosuid,nodev,inode64 0 0
hugetlbfs /dev/hugepages hugetlbfs rw,relatime,pagesize=2M 0 0
mqueue /dev/mqueue mqueue rw,nosuid,nodev,noexec,relatime 0 0
/dev/loop4 /snap/snapd/21759 squashfs ro,nodev,relatime,errors=continue,threads=single 0 0
/dev/sda2 /boot ext4 rw,relatime 0 0
/dev/sda1 /boot/efi vfat rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro 0 0
5.
sudo gparted
nh@nh-VirtualBox:~$ df -h
