Nothing bad should happen as long as you start your current ZK instance before other.
BTW: Before doing the change in production environment do some tests. 2013/5/29 Nathaniel Domingo <[email protected]> > not existing cluster. zookeeper operating in standalone mode. i need to > convert it into a cluster for redundancy. > > > On Wed, May 29, 2013 at 4:34 PM, Kuba Lekstan <[email protected]> wrote: > > > Hello, > > > > If you want to just add one ZK node to existing cluster the easier and > > safest way would be to do a rolling restart. > > > > Kuba. > > > > > > 2013/5/29 Nathaniel Domingo <[email protected]> > > > > > Hi, > > > > > > What do you think is the safest way of upgrading a single instance > > > zookeeper to an ensemble? The goal is not to loose any data. > > > > > > Regards, > > > Nathaniel > > > > > >
