You have 9 instances? That's a lot. Why so many? I believe the "Node" field in the stat is the number of ZKNodes, not instances in the ensemble. That stat looks good. It means that that instance is serving requests as a "follower" instance (one of the instances will be the leader).
-JZ On 5/8/12 2:54 PM, "Something Something" <[email protected]> wrote: >Hmm... > > >Trying 127.0.0.1... >Connected to localhost. >Escape character is '^]'. >stat >Zookeeper version: 3.3.4-cdh3u3--1, built on 01/26/2012 20:09 GMT >Clients: > /127.0.0.1:42510[0](queued=0,recved=1,sent=0) > >Latency min/avg/max: 0/0/0 >Received: 4 >Sent: 3 >Outstanding: 0 >Zxid: 0x100000000 >Mode: follower >Node count: 11 >Connection closed by foreign host. > > >Not sure I understand this output. I have 9 nodes in the ensemble. > >On Tue, May 8, 2012 at 2:45 PM, Jordan Zimmerman ><[email protected]>wrote: > >> Yes - they should. Keep in mind that the zoo.cfg, and the ID file must >>be >> correct and in agreement on each instance. You can do a stat on each >> instance to see what state it's in: >> >> >telnet localhost 2181 >> stat >> >> -JZ >> >> On 5/8/12 2:43 PM, "Something Something" <[email protected]> >>wrote: >> >> >Thanks Jordan. Will definitely look at the cluster management tool. >>In >> >the mean time, am I correct with my assumption in #4? Once all of them >> >are >> >started they would automagically start talking to each other, right? >> > >> > >> >On Tue, May 8, 2012 at 2:36 PM, Jordan Zimmerman >> ><[email protected]>wrote: >> > >> >> Yes, you must start them all individually. ZooKeeper does not >>currently >> >> have any cluster-wide management tools built in. >> >> >> >> FYI - we've open sourced a cluster management tool for ZooKeeper. >>Please >> >> have a look: >> >> >> >> https://github.com/Netflix/exhibitor >> >> >> >> On 5/8/12 2:31 PM, "Something Something" <[email protected]> >> >>wrote: >> >> >> >> >Hello, >> >> > >> >> >Trying to follow directions from here: >> >> > >> >> >> >> >> >>http://zookeeper.apache.org/doc/trunk/zookeeperAdmin.html#sc_zkMulitServe >> >>r >> >> >Setup >> >> > >> >> >to setup a cluster of zookeepers. >> >> > >> >> >Questions: >> >> > >> >> >1) If everything is setup correctly, do I have to go to each >>machine >> >>and >> >> >start Zookeeper server in each of them individually? >> >> >2) I was thinking if I start it on one master machine (well >>there's no >> >> >real master) then all zookeepers in the quorum would be started, but >> >>this >> >> >is not how it works correct? >> >> >3) If I start individually, then I get messages saying the other >> >> >zookeepers haven't started. Is that just a warning? >> >> >4) When all of them are started, would they all be able to talk to >> >>each >> >> >other? >> >> > >> >> >Sorry for the dumb questions and thanks for the help. >> >> >> >> >> >>
