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

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