[CentOS] Data corruption on external hard disk

[Niki Kovacs]

Johnny Hughes a écrit :
> 
> Normally, unplugging external drives without unmounting them is the
> culprit on an external USB device.  Also, just powering off the drive
> without unmount it if it is an externally powered drive.  On internally
> mounted drives, usually turning off the system without shutting it down,
> loss of a power supply and / or loss of power to a live system.
> 
> Sometimes a bad driver can cause problems for certain devices.
> 
> I would use an ext3 file system as it has a journal ... and journals can
> recover data from the journal.
> 
Well, I reformatted the drive (ext2 first) and did a 'badblock -v' on 
it. Looks like half of the disk is damaged, so it's clearly a hardware 
failure. The guy at the store told me that with the actual heat it's not 
a surprise.

Anyway: thanks to anybody for the detailed advice!

Cheers,

Niki Kovacs