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From "Pavan (JIRA)" <j...@apache.org>
Subject [jira] [Created] (ZOOKEEPER-2929) [DNS Support] Zookeeper client still trying to establish the connection with old IP even after Zookeeper Server restarted with new IP when domain name configured at the client side
Date Thu, 02 Nov 2017 14:21:00 GMT
Pavan created ZOOKEEPER-2929:
--------------------------------

             Summary: [DNS Support] Zookeeper client still trying to establish the connection
with old IP even after Zookeeper Server restarted with new IP when domain name configured
at the client side
                 Key: ZOOKEEPER-2929
                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2929
             Project: ZooKeeper
          Issue Type: Bug
          Components: java client
    Affects Versions: 3.5.3, 3.5.1, 3.4.10, 3.4.9
            Reporter: Pavan
            Priority: Major


1. Zookeeper server deployed as a docker container in Kubernetes
2. In the Java Client configured zookeeper 'domainname' for the server address 
3. Once we restart the Zookeeper 'POD', the Zookeeper container starting with new IP
4. During this time the Zookeeper client able to resolve the new ip and making the connection
But it is also keep trying to connect to old IP also. The connection status in netstat is
coming as 
        SYNC_SENT and Connection getting closed 

Note: Already applied https://issues.apache.org/jira/browse/ZOOKEEPER-2184 patch 





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