Re: Question about OCFS1/2

[Justin Dearing <zippy1981@gmail.com>]

Wait the xen kernel is 2.6 and the LVM howto and the errors I get from
lvcreate -s indicate that I can't do snapshots on 2.6 becasue LVM2
doenst support snapshots yet.  I think I'm back to using a clustering
file system to enable backups..


On Thu, 17 Feb 2005 11:15:40 -0500, Justin Dearing <zippy1981@gmail.com> wrote:
> So I can create and mount a snapshot on the host OS of a LVM partition
> that is being mounted RW by the guest OS (naturalyl the guest sees
> them as /dev/hda* to minimize my confusion)?  Theres no data integrity
> issues there?
> 
> 
> On Wed, 16 Feb 2005 22:37:33 -0000, Ian Pratt <m+Ian.Pratt@cl.cam.ac.uk> wrote:
> >
> > > Just curious, what version of LVM are you using where snapshots are,
> > > uhm, reliable :-).
> >
> > LVM snapshots work OK providing you a) use them as read-only backups,
> > and b) make sure you allocate them enough disk space such that there's
> > no danger of the snapshot filling.
> >
> > I wouldn't recommend using them to do CoW guest file systems, at least
> > in a production environemnt.
> >
> > Ian
> >
>


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