Re: WAPBL and snapshots

[Adam Hamsik <haaaad%gmail.com@localhost>]

On May,Thursday 27 2010, at 4:27 AM, Louis Guillaume wrote:

> Hi,
> 
> I've been wanting to use `log' on my ffs filesystems for a long time, but I 
> keep getting scared away by this "caveat" in the wabpl(4) man page:
> 
> "File system snapshots (fss(4)) and quotas do not yet work with
>  WAPBL."
> 
> I use `dump -x' for backups. So essentially I'm SOL with regards to 
> journalling!
> 
> At least maybe until LVM comes into the stable branches with it's own 
> snapshot facility. But then LVM comes with a stiff warning...
> 
> "Snapshot feature is not fully implemented in LVM in NetBSD and
>  should not be used in production."

NetBSD LVM doesn't have any snapshot support.

> 
> Aye! And there's no real indication that LVM plays nice with WAPBL either 
> (although I understand that LVM provides a separate layer of abstraction that 
> isn't a file system.)
> 

But it works pretty well with wapbl.


Regards

Adam.