突然 ext3 で mount が出来なくなった。 # mount /dev/sda6 /home2 mount: wrong fs type, bad option, bad superblock on /dev/sda6, missing codepage or helper program, or other error In some cases useful info is found in syslog - try dmesg | tail or so # fsck /dev/sda6 /home2: Attempt to read block from filesystem resulted in short read while reading block 520 /home2: Attempt to read block from filesystem resulted