[mdlug] is it possible to dd a remote & live drive?

[Aaron Kulkis]

Clinton Weiss wrote:
> Aaron Kulkis wrote:
>> If you can mount a partition, you can dd it.
>> Use the same block device (/dev/drive_and_partition_spec)
>> as you would to mount it
>>
>> If not sure, use the output from the df command, or
>> cat /etc/mtab.
>> __________________________________
> It is already mounted and in use.  Will this be a problem for dd?
> 

unmount it, or remount it read only.

If you attempt to dd a mounted, read-write partition, you
could get serous filesystem corruption.