Should I file a JIRA? 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. > >> > >> > >> > >> > >> > > >> > > >> >
