Nice, glad it worked out! Cheers,
/peter neubauer G: neubauer.peter S: peter.neubauer P: +46 704 106975 L: http://www.linkedin.com/in/neubauer T: @peterneubauer Neo4j 1.6 released - dzone.com/6S4K The Neo4j Heroku Challenge - http://neo4j-challenge.herokuapp.com/ On Wed, Mar 14, 2012 at 4:25 PM, Samuel Feng <okos...@gmail.com> wrote: > Thanks a lot, Peter. > > I found another way to bring it up again, > > As I thought there should be some incorrect status stored in the graph, > maybe start up the master instance in Non-HA mode can rectify the status. I > tried and that works. Now the HA cluster is running normally. > > However, to prevent it happen again, I will setup a 3-node zk cluster. > Thanks a lot~ > > Thanks and Regards, > > Samuel > > 2012/3/14 Peter Neubauer <peter.neuba...@neotechnology.com> > >> Hi there, >> I talked to Chris Gioran and got the following diagnostics: >> >> "This* is >> what happens when in a quorum of 2 ZK instances one goes down. >> >> (*this == the remaining ZK instance - which is not in standalone mode >> - will refuse to accept requests, hence the ZooClient in neo will barf >> and die). >> >> Reproduced it in exactly the same manner: started a 2 ZK quorum and 2 >> neo instances using it, brought down one of the zk servers and >> restarted one neo instance - it refused to come online again. If that >> is what you did, then that is what happened." >> >> To bring it up again, I think you need to get a 3 - node ZK cluster up >> and running again before it will accept new cluster nodes again. >> >> Cheers, >> >> /peter neubauer >> >> G: neubauer.peter >> S: peter.neubauer >> P: +46 704 106975 >> L: http://www.linkedin.com/in/neubauer >> T: @peterneubauer >> >> Neo4j 1.6 released - dzone.com/6S4K >> The Neo4j Heroku Challenge - http://neo4j-challenge.herokuapp.com/ >> >> >> >> On Mon, Mar 12, 2012 at 2:00 PM, Samuel Feng <okos...@gmail.com> wrote: >> > Dear List, >> > >> > I am using neo4j 1.6.1 and embedded HA Mode. >> > >> > The cluster(with 2 servers) works normally at the beginning. However, >> after >> > one server crashed, the cluster can not start up and keep return below >> > logs. Seems both of the two servers are trying to connect each other but >> > failed again again. >> > >> > I tried to remove the version-2 folder to reset the cluster. But the >> > problem exits. Could you please help me how to recover the cluster? >> Thanks >> > a lot >> > >> > =2012-03-12 20:58:45,946 main-SendThread(125.65.108.89:2181) INFO - >> > [ClientCnxn$SendThread.startConnect] Opening socket connection to server >> > 125.65.108.23/125.65.108.23:2181 >> > =2012-03-12 20:58:45,947 main-SendThread(125.65.108.23:2181) INFO - >> > [ClientCnxn$SendThread.primeConnection] Socket connection established to >> > 125.65.108.23/125.65.108.23:2181, initiating session >> > =2012-03-12 20:58:45,950 main-SendThread(125.65.108.23:2181) INFO - >> > [ClientCnxn$SendThread.run] Unable to read additional data from server >> > sessionid 0x0, likely server has closed socket, closing socket connection >> > and attempting reconnect >> > =2012-03-12 20:58:46,066 main-SendThread(125.65.108.89:2181) INFO - >> > [ClientCnxn$SendThread.startConnect] Opening socket connection to server >> > 125.65.108.23/125.65.108.23:2181 >> > =2012-03-12 20:58:46,067 main-SendThread(125.65.108.23:2181) INFO - >> > [ClientCnxn$SendThread.primeConnection] Socket connection established to >> > 125.65.108.23/125.65.108.23:2181, initiating session >> > =2012-03-12 20:58:46,068 main-SendThread(125.65.108.23:2181) INFO - >> > [ClientCnxn$SendThread.run] Unable to read additional data from server >> > sessionid 0x0, likely server has closed socket, closing socket connection >> > and attempting reconnect >> > =2012-03-12 20:58:46,153 main-SendThread(125.65.108.23:2181) INFO - >> > [ClientCnxn$SendThread.startConnect] Opening socket connection to server >> > 125.65.108.89/125.65.108.89:2181 >> > =2012-03-12 20:58:46,157 main-SendThread(125.65.108.89:2181) INFO - >> > [ClientCnxn$SendThread.primeConnection] Socket connection established to >> > 125.65.108.89/125.65.108.89:2181, initiating session >> > =2012-03-12 20:58:46,160 main-SendThread(125.65.108.89:2181) INFO - >> > [ClientCnxn$SendThread.run] Unable to read additional data from server >> > sessionid 0x0, likely server has closed socket, closing socket connection >> > and attempting reconnect >> > =2012-03-12 20:58:46,802 main-SendThread(125.65.108.23:2181) INFO - >> > [ClientCnxn$SendThread.startConnect] Opening socket connection to server >> > 125.65.108.89/125.65.108.89:2181 >> > =2012-03-12 20:58:46,806 main-SendThread(125.65.108.89:2181) INFO - >> > [ClientCnxn$SendThread.primeConnection] Socket connection established to >> > 125.65.108.89/125.65.108.89:2181, initiating session >> > =2012-03-12 20:58:46,812 main-SendThread(125.65.108.89:2181) INFO - >> > [ClientCnxn$SendThread.run] Unable to read additional data from server >> > sessionid 0x0, likely server has closed socket, closing socket connection >> > and attempting reconnect >> > >> > Thanks a lot, >> > >> > Samuel >> > _______________________________________________ >> > NOTICE: THIS MAILING LIST IS BEING SWITCHED TO GOOGLE GROUPS, please >> register and consider posting at >> https://groups.google.com/forum/#!forum/neo4j >> > >> > Neo4j mailing list >> > User@lists.neo4j.org >> > https://lists.neo4j.org/mailman/listinfo/user >> _______________________________________________ >> NOTICE: THIS MAILING LIST IS BEING SWITCHED TO GOOGLE GROUPS, please >> register and consider posting at >> https://groups.google.com/forum/#!forum/neo4j >> >> Neo4j mailing list >> User@lists.neo4j.org >> https://lists.neo4j.org/mailman/listinfo/user >> > _______________________________________________ > NOTICE: THIS MAILING LIST IS BEING SWITCHED TO GOOGLE GROUPS, please register > and consider posting at https://groups.google.com/forum/#!forum/neo4j > > Neo4j mailing list > User@lists.neo4j.org > https://lists.neo4j.org/mailman/listinfo/user _______________________________________________ NOTICE: THIS MAILING LIST IS BEING SWITCHED TO GOOGLE GROUPS, please register and consider posting at https://groups.google.com/forum/#!forum/neo4j Neo4j mailing list User@lists.neo4j.org https://lists.neo4j.org/mailman/listinfo/user