On Mon, 01 Sep 2008 10:27:54 -0400, Shaya Potter wrote:
> Ryusuke Konishi wrote:
> > It's working fine.
> > Is there a quicker way?  (Or something to add?)
> 
> well, with new unionfs, you wouldn't use unionctl, but what I did was 
> close, but something more along the lines of
> 
> - to setup
> 
> mkdir /base /nilfs /snap-ro /union
> mount -t ext3 /dev/sdb1 /base
> mount -t nilfs2 /dev/sdb2 /nilfs
> 
> mkdir /nilfs/1
> 
> mount -t unionfs -o dirs=/nilfs/1=rw,/base=ro none /union
> (use union), all writes go to nilfs
>
> - to rollback to a checkpoint, but keep it writable.
> 
> mount -t nilfs2 -o ro,cp=xyz /dev/sdb1 /snap-ro
> mkdir /nilfs/2
> mount -t unionfs -o dirs=/nilfs/2=rw,/nilfs/1=ro,/base=ro none /union
> 
> i.e. chaining the /nilfs/* dirs together with unionfs.

Thank you for letting us know!
It looks nicer than mine.

These may be able to be wrapped in a shell script or in the
mount.nilfs2 helper program.  Or, we may be able to use autofs to make
these mounts automatic.

Cheers,
Ryusuke
_______________________________________________
users mailing list
[email protected]
https://www.nilfs.org/mailman/listinfo/users

Reply via email to