Mike Clarke jmc-freebsd2 at milibyte.co.uk
Sat Nov 21 09:32:21 UTC 2009

On Saturday 21 November 2009, Bernt Hansson wrote:

> Ok. I've tested this
> dump -1 -a -u -L -C 64 -h 0 -f
> /usr/home/bernt/disk2/dump.backup.home.2 /usr/home
> The error is
> mksnap_ffs: Cannot create /usr/home/.snap/dump_snapshot: Invalid
> argument dump: Cannot create /usr/home/.snap/dump_snapshot: No such
> file or directory

Does the .snap directory exist, and with the correct ownership and 

From the man page:

"If the .snap directory does not exist in the root of the file system 
being dumped, a warning will be issued and the dump will revert to the 
standard behavior. This problem can be corrected by creating a .snap 
directory in the root of the file system to be dumped; its owner should 
be ``root'', its group should be ``operator'', and its mode should be 

Mike Clarke

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