On Thu, May 10, 2012 at 8:16 AM, Adam Rosien <[email protected]> wrote: > Should I file a JIRA?
Yes. Patrick > On Wed, May 9, 2012 at 3:24 PM, Patrick Hunt <[email protected]> wrote: > >> On Wed, May 9, 2012 at 8:33 AM, Adam Rosien <[email protected]> wrote: >> > I have often gotten confused by the "Node Count" field from stat, >> thinking >> > it meant cluster nodes, not znodes. I have to remind myself every time I >> > see it. Folks amenable to changing the name? >> >> The names are overloaded which is unfortunate, node vs znode vs server >> node vs server instance.... Unfortunately it would be hard to change >> at this point given many third party tools depend on the name. Perhaps >> 4.0? >> >> Patrick >> >> > On Tue, May 8, 2012 at 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. >> >> > >> >> >> > >> >> >> > >> >> > >> >> >>
