On Wed, May 22, 2013 at 3:26 PM, Richard W.M. Jones <rjo...@redhat.com>wrote:
> On Wed, May 22, 2013 at 02:32:37PM -0400, Wolfgang Richter wrote: > > On Wed, May 22, 2013 at 12:42 PM, Richard W.M. Jones <rjo...@redhat.com > >wrote: > > > > > Run up to two extra guestfish instances, with the same result. The > > > fourth guestfish instance hangs at the 'run' command until one of the > > > first three is told to exit. > > > > > > And your interested on being notified when a snapshot is "safe" to read > > from? > > Or is it valuable to try reading immediately? > > I'm not sure I understand the question. > > I assumed (maybe wrongly) that if we had an NBD address (ie. Unix > socket or IP:port) then we'd just connect to that and go. I meant if there was interest in reading from a disk that isn't fully synchronized (yet) to the original disk (it might have old blocks). Or would you only want to connect once a (complete) snapshot is available (synchronized completely to some point-in. -- Wolf