Cause of disappearing mount points in FC5

[Phil Meyer]

Deepak Shrestha wrote:
>> Hi,
>>
>> what could be the cause of disappearing mounted drives? I have a
>> "vfat" & "ntfs" drive mounted in my FC5 box but sometime after
>> booting, the mount point disappears suddenly without any trace. I am
>> suspecting the hardware problem but when I boot from windows these
>> drive is working fine. Have anyone came across similar problem? any
>> advice?
>>
>> Thanks!
>
> Further information,
>
> I mounted the drive manually as root and it mounted without any complain.
> I guess the drive is mounting successfully after it suddenly disappers
> means somthing is causing it to unmount automatically. What could
> cause that?
> Any suggestions please?
>
Power management?  Automounter?

If the drive is mounted on /data do you see it with df ?
If not, can you do ls -l /data (wait a moment) and see it respond?