Is zookeeper quorum working fine?. Can you run each stat| nc zkhost zkPort for each zk server and paste the output. On May 2, 2015 1:02 PM, "Varun Sharma" <[email protected]> wrote:
> We are also seeing that all our machines (participants and controller) are > connecting to the same zookeeper machine which is rather weird - it also > makes it hard to scale up traffic via observers. Is the following the right > way to pass the zookeeper string (with comma separation): > > zk001:2181, zk002:2181,zk003:2181 > > Thanks > Varun > > On Fri, May 1, 2015 at 3:32 PM, Varun Sharma <[email protected]> wrote: > >> Hi, >> >> We are seeing zookeeper disconnects on the controller and the controller >> gets into a state from which it cannot reconnect back. We see messages like >> the ones below over and over again. It keeps trying to re-establish >> connections against the same session ID and keeps failing. On the other >> hand, the participants see one hiccup while in their zookeeper connection >> but gracefully reconnect back. What would cause the controller to keep >> retrying but failing to connect even after the zookeeper comes back to a >> healthy state ? >> >> 2015-05-01 20:47:02,865 [main-SendThread(terrapinzk001a:2181)] >> (ClientCnxn.java:1061) INFO Opening socket connection to server >> terrapinzk001a/10.115.59.31:2181 >> >> 2015-05-01 20:47:02,866 [main-SendThread(terrapinzk001a:2181)] >> (ClientCnxn.java:950) INFO Socket connection established to terrapinzk001a/ >> 10.115.59.31:2181, initiating session >> >> 2015-05-01 20:47:02,880 [main-SendThread(terrapinzk001a:2181)] >> (ClientCnxn.java:739) INFO Session establishment complete on server >> terrapinzk001a/10.115.59.31:2181, sessionid = 0x14d111892390023, >> negotiated timeout = 30000 >> >> 2015-05-01 20:47:02,884 [main-EventThread] (ZkClient.java:449) INFO >> zookeeper state changed (SyncConnected) >> >> 2015-05-01 20:47:02,884 [main-SendThread(terrapinzk001a:2181)] >> (ClientCnxn.java:1186) INFO Unable to read additional data from server >> sessionid 0x14d111892390023, likely server has closed socket, closing >> socket connection and attempting reconnect >> >> 2015-05-01 20:47:02,988 [main-EventThread] (ZkClient.java:449) INFO >> zookeeper state changed (Disconnected) >> > >
