Can I resolve this by state transition priority and constraint? On Tue, Mar 3, 2015 at 12:40 AM, Gavin Li <[email protected]> wrote:
> +dev and commits > > ---------- Forwarded message ---------- > From: Gavin Li <[email protected]> > Date: Tue, Mar 3, 2015 at 12:24 AM > Subject: question about state transition > To: [email protected], [email protected] > > > Hi, > > We have each server handle some partitions, and we use Master Slave model. > > We need to do some work when transit from offline to slave, sometimes it > takes long time. So when the server ranked higher in ideal state is up and > doing the work during the transition of offline to slave, the other server > is changed to slave from master. > > This is causing some period of time that there's no master at all which is > problematic. Is it possible to bring the other server down when the higher > rank server is transiting from slave to master instead of when transition > from offline to slave? > > THanks, > Gavin Li > >
