Hi Alex, Thanks for the response.
Here is the latest log. looks like it is failing at session establishment after connection establishment successful. I have enabled sasl debug and attached the log. [2016-05-27 23:03:39,280] INFO TGT valid starting at: Fri May 27 23:03:39 EDT 2016 (org.apache.zookeeper.Login) [2016-05-27 23:03:39,280] INFO Opening socket connection to server soa-test.mhf.mhc/10.201.186.73:4181. Will attempt to SASL-authenticate using Login Context section 'Client' (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:03:39,280] INFO TGT expires: Sat May 28 23:03:39 EDT 2016 (org.apache.zookeeper.Login) [2016-05-27 23:03:39,281] INFO TGT refresh sleeping until: Sat May 28 18:31:09 EDT 2016 (org.apache.zookeeper.Login) [2016-05-27 23:03:39,285] INFO Socket connection established to soa-test.mhf.mhc/10.201.186.73:4181, initiating session (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:03:39,287] DEBUG Session establishment request sent on soa-test.mhf.mhc/10.201.186.73:4181 (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:03:49,287] INFO Client session timed out, have not heard from server in 10002ms for sessionid 0x0, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:03:49,999] INFO Client will use GSSAPI as SASL mechanism. (org.apache.zookeeper.client.ZooKeeperSaslClient) [2016-05-27 23:03:49,999] DEBUG creating sasl client: client=kafka/r...@mhf.mhc;service=kafka;serviceHostname=soa-test.mhf.mhc (org.apache.zookeeper.client.ZooKeeperSaslClient) [2016-05-27 23:03:50,000] INFO Opening socket connection to server soa-test.mhf.mhc/10.201.186.72:4181. Will attempt to SASL-authenticate using Login Context section 'Client' (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:03:50,001] *INFO Socket connection established to soa-test.mhf.mhc/10.201.186.72:4181 <http://10.201.186.72:4181>, initiating session (org.apache.zookeeper.ClientCnxn)* [2016-05-27 23:03:50,001] DEBUG Session establishment request sent on soa-test.mhf.mhc/10.201.186.72:4181 (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:04:00,002]* INFO Client session timed out, have not heard from server in 10001ms for sessionid 0x0, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn)* [2016-05-27 23:04:00,186] INFO Client will use GSSAPI as SASL mechanism. (org.apache.zookeeper.client.ZooKeeperSaslClient) [2016-05-27 23:04:00,186] DEBUG creating sasl client: client=kafka/r...@mhf.mhc;service=kafka;serviceHostname=nj09mhf5527 (org.apache.zookeeper.client.ZooKeeperSaslClient) [2016-05-27 23:04:00,187] INFO Opening socket connection to server nj09mhf5527/10.201.186.71:4181. Will attempt to SASL-authenticate using Login Context section 'Client' (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:04:00,188] *INFO Socket connection established to nj09mhf5527/10.201.186.71:4181 <http://10.201.186.71:4181>, initiating session (org.apache.zookeeper.ClientCnxn)* [2016-05-27 23:04:00,188] DEBUG Session establishment request sent on nj09mhf5527/10.201.186.71:4181 (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:04:09,045] DEBUG Closing ZkClient... (org.I0Itec.zkclient.ZkClient) [2016-05-27 23:04:09,046] INFO Terminate ZkClient event thread. (org.I0Itec.zkclient.ZkEventThread) [2016-05-27 23:04:09,046] DEBUG Closing ZooKeeper connected to nj09mhf5527.mhf.mhc:4181,nj09mhf5528.mhf.mhc:4181,nj09mhf5529.mhf.mhc:4181 (org.I0Itec.zkclient.ZkConnection) [2016-05-27 23:04:09,046] DEBUG Closing session: 0x0 (org.apache.zookeeper.ZooKeeper) [2016-05-27 23:04:09,046] DEBUG Closing client for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:04:10,187] DEBUG An exception was thrown while closing send thread for session 0x0 : Client session timed out, have not heard from server in 10000ms for sessionid 0x0 (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:04:10,293] DEBUG Disconnecting client for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:04:10,293] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2016-05-27 23:04:10,293] DEBUG Closing ZkClient...done (org.I0Itec.zkclient.ZkClient) [2016-05-27 23:04:10,294] INFO EventThread shut down (org.apache.zookeeper.ClientCnxn) [2016-05-27 23:04:10,295] FATAL Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) org.I0Itec.zkclient.exception.ZkTimeoutException: Unable to connect to zookeeper server within timeout: 30000 at org.I0Itec.zkclient.ZkClient.connect(ZkClient.java:1232) at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:156) at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:130) Thanks, Kiran On Sat, May 28, 2016 at 4:15 AM, Alex Loddengaard <a...@confluent.io> wrote: > Hi Kiran, > > Can you attach your configuration files not in a .zip? > > Most likely your broker isn't using the correct hostname:port to connect to > ZooKeeper. Although if you're using ZooKeeper SASL, you may have a SASL > misconfiguration. Set the `sun.security.krb5.debug` JVM property to `true` > to get SASL debug messages. > > Alex > > On Fri, May 27, 2016 at 5:38 AM, kiran kumar <kiran.cse...@gmail.com> > wrote: > > > Hello All, > > > > After enabling the security for the kafka brokers and zookeeper, I am > > unable to start the kafka brokers. > > > > I have attached all the required configuration files. > > > > Please let me know if you need more information. > > > > Below is the complete error: > > > > FATAL Fatal error during KafkaServer startup. Prepare to shutdown > > (kafka.server.KafkaServer) > > org.I0Itec.zkclient.exception.ZkTimeoutException: Unable to connect to > > zookeeper server within timeout: 30000 > > at org.I0Itec.zkclient.ZkClient.connect(ZkClient.java:1232) > > at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:156) > > at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:130) > > at kafka.utils.ZkUtils$.createZkClientAndConnection(ZkUtils.scala:75) > > at kafka.utils.ZkUtils$.apply(ZkUtils.scala:57) > > at kafka.server.KafkaServer.initZk(KafkaServer.scala:294) > > at kafka.server.KafkaServer.startup(KafkaServer.scala:180) > > at > kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:37) > > at kafka.Kafka$.main(Kafka.scala:67) > > at kafka.Kafka.main(Kafka.scala) > > [2016-05-27 07:55:36,450] INFO shutting down (kafka.server.KafkaServer) > > [2016-05-27 07:55:36,453] DEBUG Shutting down task scheduler. > > (kafka.utils.KafkaScheduler) > > [2016-05-27 07:55:36,456] INFO shut down completed > > (kafka.server.KafkaServer) > > [2016-05-27 07:55:36,458] FATAL Fatal error during KafkaServerStartable > > startup. Prepare to shutdown (kafka.server.KafkaServerStartable) > > org.I0Itec.zkclient.exception.ZkTimeoutException: Unable to connect to > > zookeeper server within timeout: 30000 > > at org.I0Itec.zkclient.ZkClient.connect(ZkClient.java:1232) > > at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:156) > > at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:130) > > at kafka.utils.ZkUtils$.createZkClientAndConnection(ZkUtils.scala:75) > > at kafka.utils.ZkUtils$.apply(ZkUtils.scala:57) > > at kafka.server.KafkaServer.initZk(KafkaServer.scala:294) > > at kafka.server.KafkaServer.startup(KafkaServer.scala:180) > > at > kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:37) > > at kafka.Kafka$.main(Kafka.scala:67) > > at kafka.Kafka.main(Kafka.scala) > > > > -- > > G.Kiran Kumar > > > -- G.Kiran Kumar