Running e2fsck on a mounted filesystem
I know, running fsck on a mounted filesystem is utterly unrecommended. The command warns you (it actually frightens you) with the following message:
# fsck /dev/VolGroup00/LogVol00
fsck 1.41.4 (27-Jan-2009)
e2fsck 1.41.4 (27-Jan-2009)
/dev/VolGroup00/LogVol00 is mounted.
WARNING!!! Running e2fsck on a mounted filesystem may cause
SEVERE filesystem damage.
Do you really want to continue (y/n)? no
But sometimes I need to check a filesystem in a remote host, so I cannot boot from a liveCD to run fsck in the unmounted device. Looking for an option allowing me to overcome this nuisance I found the following in e2fsck's man page:
Note that in ...