It can bind to 3888, but other servers can't connect to it since it's a loopback address.
On Sun, May 24, 2015 at 6:55 PM, Da Ma <[email protected]> wrote: > Thanks, it’s worked after updating /etc/hosts. > > That’s interesting that cua02/127.0.0.1 is localhost, but it can not bind > (3888) port on it. > > > Regards, > ---- > Da Ma (马达), PMP® | Advisory Software Engineer > Platform Symphony & MapReduce Development & Support, STG, IBM GCG > +86-10-8245 4084 | [email protected] | http://www.cguru.net > >> On May 25, 2015, at 07:03, Michi Mutsuzaki <[email protected]> wrote: >> >> It looks like these hostnames are resolving to 127.0.0.1 locally. >> >>> 2015-05-24 17:35:40,439 [myid:2] - INFO [Thread >>> 1:QuorumCnxManager$Listener@504] - My election bind port: >>> cua02/127.0.0.1:3888 >> >> You can either configure zookeeper with ip addresses instead of >> hostnames, or make sure these hostnames resolve to correct ip >> addresses. >> >> >> On Sun, May 24, 2015 at 5:08 AM, Da Ma <[email protected]> wrote: >>> Hi team, >>> >>> I’m using openJDK 1.6 & 1.7, does zookeeper support them? >>> >>> Regards, >>> ---- >>> Da Ma (马达), PMP® | Advisory Software Engineer >>> Platform Symphony & MapReduce Development & Support, STG, IBM GCG >>> +86-10-8245 4084 | [email protected] | http://www.cguru.net >>> >>>> On May 24, 2015, at 17:53, Da Ma <[email protected]> wrote: >>>> >>>> Hi team, >>>> >>>> I’m a new player of ZooKeeper; when I following the steps in wiki to start >>>> zookeeper with 3 hosts. It keep reporting the following exception; >>>> >>>> 2015-05-24 17:35:40,280 [myid:] - INFO [main:QuorumPeerConfig@103] - >>>> Reading configuration from: /root/zookeeper-3.4.6/bin/../conf/zoo.cfg >>>> 2015-05-24 17:35:40,292 [myid:] - INFO [main:QuorumPeerConfig@340] - >>>> Defaulting to majority quorums >>>> 2015-05-24 17:35:40,297 [myid:2] - INFO [main:DatadirCleanupManager@78] - >>>> autopurge.snapRetainCount set to 3 >>>> 2015-05-24 17:35:40,297 [myid:2] - INFO [main:DatadirCleanupManager@79] - >>>> autopurge.purgeInterval set to 0 >>>> 2015-05-24 17:35:40,298 [myid:2] - INFO [main:DatadirCleanupManager@101] >>>> - Purge task is not scheduled. >>>> 2015-05-24 17:35:40,312 [myid:2] - INFO [main:QuorumPeerMain@127] - >>>> Starting quorum peer >>>> 2015-05-24 17:35:40,336 [myid:2] - INFO [main:NIOServerCnxnFactory@94] - >>>> binding to port 0.0.0.0/0.0.0.0:2181 >>>> 2015-05-24 17:35:40,411 [myid:2] - INFO [main:QuorumPeer@959] - tickTime >>>> set to 2000 >>>> 2015-05-24 17:35:40,411 [myid:2] - INFO [main:QuorumPeer@979] - >>>> minSessionTimeout set to -1 >>>> 2015-05-24 17:35:40,411 [myid:2] - INFO [main:QuorumPeer@990] - >>>> maxSessionTimeout set to -1 >>>> [root@cua02 zookeeper-3.4.6]# head zookeeper.out -n 100 >>>> 2015-05-24 17:35:40,280 [myid:] - INFO [main:QuorumPeerConfig@103] - >>>> Reading configuration from: /root/zookeeper-3.4.6/bin/../conf/zoo.cfg >>>> 2015-05-24 17:35:40,292 [myid:] - INFO [main:QuorumPeerConfig@340] - >>>> Defaulting to majority quorums >>>> 2015-05-24 17:35:40,297 [myid:2] - INFO [main:DatadirCleanupManager@78] - >>>> autopurge.snapRetainCount set to 3 >>>> 2015-05-24 17:35:40,297 [myid:2] - INFO [main:DatadirCleanupManager@79] - >>>> autopurge.purgeInterval set to 0 >>>> 2015-05-24 17:35:40,298 [myid:2] - INFO [main:DatadirCleanupManager@101] >>>> - Purge task is not scheduled. >>>> 2015-05-24 17:35:40,312 [myid:2] - INFO [main:QuorumPeerMain@127] - >>>> Starting quorum peer >>>> 2015-05-24 17:35:40,336 [myid:2] - INFO [main:NIOServerCnxnFactory@94] - >>>> binding to port 0.0.0.0/0.0.0.0:2181 >>>> 2015-05-24 17:35:40,411 [myid:2] - INFO [main:QuorumPeer@959] - tickTime >>>> set to 2000 >>>> 2015-05-24 17:35:40,411 [myid:2] - INFO [main:QuorumPeer@979] - >>>> minSessionTimeout set to -1 >>>> 2015-05-24 17:35:40,411 [myid:2] - INFO [main:QuorumPeer@990] - >>>> maxSessionTimeout set to -1 >>>> 2015-05-24 17:35:40,412 [myid:2] - INFO [main:QuorumPeer@1005] - >>>> initLimit set to 10 >>>> 2015-05-24 17:35:40,439 [myid:2] - INFO >>>> [Thread-1:QuorumCnxManager$Listener@504] - My election bind port: >>>> cua02/127.0.0.1:3888 >>>> 2015-05-24 17:35:40,451 [myid:2] - INFO >>>> [QuorumPeer[myid=2]/0:0:0:0:0:0:0:0:2181:QuorumPeer@714] - LOOKING >>>> 2015-05-24 17:35:40,452 [myid:2] - INFO >>>> [QuorumPeer[myid=2]/0:0:0:0:0:0:0:0:2181:FastLeaderElection@815] - New >>>> election. My id = 2, proposed zxid=0x0 >>>> 2015-05-24 17:35:40,466 [myid:2] - WARN >>>> [WorkerSender[myid=2]:QuorumCnxManager@382] - Cannot open channel to 1 at >>>> election address cua01/9.111.159.80:3888 >>>> java.net.ConnectException: Connection refused >>>> at java.net.PlainSocketImpl.socketConnect(Native Method) >>>> at >>>> java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339) >>>> at >>>> java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200) >>>> at >>>> java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182) >>>> at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) >>>> at java.net.Socket.connect(Socket.java:579) >>>> at >>>> org.apache.zookeeper.server.quorum.QuorumCnxManager.connectOne(QuorumCnxManager.java:368) >>>> at >>>> org.apache.zookeeper.server.quorum.QuorumCnxManager.toSend(QuorumCnxManager.java:341) >>>> at >>>> org.apache.zookeeper.server.quorum.FastLeaderElection$Messenger$WorkerSender.process(FastLeaderElection.java:449) >>>> at >>>> org.apache.zookeeper.server.quorum.FastLeaderElection$Messenger$WorkerSender.run(FastLeaderElection.java:430) >>>> at java.lang.Thread.run(Thread.java:745) >>>> 2015-05-24 17:35:40,473 [myid:2] - INFO >>>> [WorkerReceiver[myid=2]:FastLeaderElection@597] - Notification: 1 (message >>>> format version), 2 (n.leader), 0x0 (n.zxid), 0x1 (n.round), LOOKING >>>> (n.state), 2 (n.sid), 0x0 (n.peerEpoch) LOOKING (my state) >>>> 2015-05-24 17:35:40,480 [myid:2] - WARN >>>> [WorkerSender[myid=2]:QuorumCnxManager@382] - Cannot open channel to 3 at >>>> election address cua03/9.111.159.76:3888 >>>> java.net.ConnectException: Connection refused >>>> at java.net.PlainSocketImpl.socketConnect(Native Method) >>>> at >>>> java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339) >>>> at >>>> java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200) >>>> at >>>> java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182) >>>> at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) >>>> at java.net.Socket.connect(Socket.java:579) >>>> at >>>> org.apache.zookeeper.server.quorum.QuorumCnxManager.connectOne(QuorumCnxManager.java:368) >>>> at >>>> org.apache.zookeeper.server.quorum.QuorumCnxManager.toSend(QuorumCnxManager.java:341) >>>> at >>>> org.apache.zookeeper.server.quorum.FastLeaderElection$Messenger$WorkerSender.process(FastLeaderElection.java:449) >>>> at >>>> org.apache.zookeeper.server.quorum.FastLeaderElection$Messenger$WorkerSender.run(FastLeaderElection.java:430) >>>> at java.lang.Thread.run(Thread.java:745) >>>> >>>> >>>> Here’s my configuration: >>>> [root@cua02 zookeeper-3.4.6]# cat conf/zoo.cfg >>>> # The number of milliseconds of each tick >>>> tickTime=2000 >>>> # The number of ticks that the initial >>>> # synchronization phase can take >>>> initLimit=10 >>>> # The number of ticks that can pass between >>>> # sending a request and getting an acknowledgement >>>> syncLimit=5 >>>> # the directory where the snapshot is stored. >>>> # do not use /tmp for storage, /tmp here is just >>>> # example sakes. >>>> dataDir=/var/lib/zookeeper/ >>>> # the port at which the clients will connect >>>> clientPort=2181 >>>> # the maximum number of client connections. >>>> # increase this if you need to handle more clients >>>> #maxClientCnxns=60 >>>> # >>>> # Be sure to read the maintenance section of the >>>> # administrator guide before turning on autopurge. >>>> # >>>> # >>>> http://zookeeper.apache.org/doc/current/zookeeperAdmin.html#sc_maintenance >>>> # >>>> # The number of snapshots to retain in dataDir >>>> #autopurge.snapRetainCount=3 >>>> # Purge task interval in hours >>>> # Set to "0" to disable auto purge feature >>>> #autopurge.purgeInterval=1 >>>> >>>> >>>> server.1=cua01:2888:3888 >>>> server.2=cua02:2888:3888 >>>> server.3=cua03:2888:3888 >>>> >>>> >>>> The iptables service is stopped. >>>> >>>> And when I check the listening port, no 3888 on the host. >>>> >>>> Can anyone help me on this issue? >>>> >>>> Regards, >>>> ---- >>>> Da Ma (马达), PMP® | Advisory Software Engineer >>>> Platform Symphony & MapReduce Development & Support, STG, IBM GCG >>>> +86-10-8245 4084 | [email protected] | http://www.cguru.net >>>> >>> >
