Ok - I'll do that tomorrow. Thanks guys.
-- Eric On Sat, Dec 8, 2012 at 11:59 PM, Henry Robinson <[email protected]> wrote: > Eric - > > Might be helpful if you post the code that you had as one of your slides so > that we can see exactly what you're doing. > > Henry > > On 8 December 2012 20:56, Eric Pederson <[email protected]> wrote: > > > If I recall correctly it was Henry Robinson that gave me the advice to > have > > a "task in progress" check. > > > > > > -- Eric > > > > > > > > On Sat, Dec 8, 2012 at 11:54 PM, Eric Pederson <[email protected]> > wrote: > > > > > I am using Curator LeaderLatch :) > > > > > > > > > -- Eric > > > > > > > > > > > > > > > On Sat, Dec 8, 2012 at 11:52 PM, Jordan Zimmerman < > > > [email protected]> wrote: > > > > > >> You might check your leader implementation. Writing a correct leader > > >> recipe is actually quite challenging due to edge cases. Have a look at > > >> Curator (disclosure: I wrote it) for an example. > > >> > > >> -JZ > > >> > > >> On Dec 8, 2012, at 8:49 PM, Eric Pederson <[email protected]> wrote: > > >> > > >> > Actually I had the same thought and didn't consider having to do > this > > >> until > > >> > I talked about my project at a Zookeeper User Group a month or so > ago > > >> and I > > >> > was given this advice. > > >> > > > >> > I know that I do see leadership being lost/transferred when one of > the > > >> ZK > > >> > servers is restarted (not the whole ensemble). And it seems like > > I've > > >> > seen it happen even when the ensemble stays totally stable (though I > > am > > >> not > > >> > 100% sure as it's been a while since I have worked on this > particular > > >> > application). > > >> > > > >> > > > >> > > > >> > -- Eric > > >> > > > >> > > > >> > > > >> > On Sat, Dec 8, 2012 at 11:25 PM, Jordan Zimmerman < > > >> > [email protected]> wrote: > > >> > > > >> >> Why would it lose leadership? The only reason I can think of is if > > the > > >> ZK > > >> >> cluster goes down. In normal use, the ZK cluster won't go down (I > > >> assume > > >> >> you're running 3 or 5 instances). > > >> >> > > >> >> -JZ > > >> >> > > >> >> On Dec 8, 2012, at 8:17 PM, Eric Pederson <[email protected]> > wrote: > > >> >> > > >> >>> During the time the task is running a cluster member could lose > its > > >> >>> leadership. > > >> >> > > >> >> > > >> > > >> > > > > > > > > > -- > Henry Robinson > Software Engineer > Cloudera > 415-994-6679 >
