Re: creation of ./.snap/test creates something in ./subdir/.snap/

[Thomas Mueller <thomas@chaschperli.ch>]

Am Sat, 19 Jun 2010 08:40:48 -0700 schrieb Sage Weil:

> On Sat, 19 Jun 2010, Thomas Mueller wrote:
>> hi
>> 
>> i was looking for a way to list all snapshots*.
>> 
>> then i discovered this:
>> 
>> 
>> mkdir ./.snap/test
>> 
>> then i found this:
>> ./.snap/test
>> ./subdir/.snap/_test_1099511630280
>> 
>> 
>> the subdir/.snap/_test_1099511630280 vanishes if i delete the ./.snap/
>> test.
> 
> This is expected, because subdir's contents are contained by the 'test'
> snap, and we want the .snap/ dir to show you all snaps that contain
> copies of the current directory.  The name is mangled
> (_$snap_$snap_root_ino) to avoid collisions with the current directory's
> snap namespace.  Snaps beginning with _ are disallowed.
> 


thanks for the explanation! i've created 

http://ceph.newdream.net/wiki/Snapshots

for future  reference. 

- Thomas