2021/12/6確認
不良セクタを調べる
$ df -h
/dev/sda1 / 23G
/dev/sda5 /var 9.1GB
/dev/sda7 /tmp 1.8GB
/dev/sda8 /home 92GB
$ sudo fdisk -l
$ sudo /sbin/badblocks -v -s /dev/sda1 | tee /tmp/badblocks1.txt
Pass completed, 0 bad blocks found. (0/0/0 errors)
$ sudo /sbin/badblocks -v -s /dev/sda5 | tee /tmp/badblocks5.txt
Pass completed, 0 bad blocks found. (0/0/0 errors)
$ sudo /sbin/badblocks -v -s /dev/sda7 | tee /tmp/badblocks7.txt
Pass completed, 0 bad blocks found. (0/0/0 errors)
$ sudo /sbin/badblocks -v -s /dev/sda8 | tee /tmp/badblocks8.txt
Pass completed, 315 bad blocks found. (315/0/0 errors)
不良セクタをマーキングする
# e2fsck -l /tmp/badblocks8.txt /dev/sda8
root@debian:~# e2fsck -l /tmp/badblocks.txt /dev/sda8
e2fsck 1.46.2 (28-Feb-2021)
/dev/sda8 is mounted.
e2fsck: Cannot continue, aborting.
/dev/sda8 315 bad blocks
/dev/sda12 138 bad blocks
/dev/sda16 62 bad blocks
/dev/sda20 35 bad blocks
