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From Stack <st...@duboce.net>
Subject Re: Spew after call to close
Date Tue, 07 Sep 2010 22:10:28 GMT
Nevermind.  I figured it.  It was an hbase issue.  We were leaking a
client reference.
Sorry for the noise,
St.Ack


On Sat, Sep 4, 2010 at 10:58 AM, Stack <stack@duboce.net> wrote:
> Thats right -- client is shutdown first, then server... How do I stop
> the client trying to come back from the dead?
> Good on you Mahadev?
> St.Ack
>
> On Fri, Sep 3, 2010 at 8:36 PM, Mahadev Konar <mahadev@yahoo-inc.com> wrote:
>>
>> Hi Stack,
>>  Looks like you are shutting down the server and shutting down the client at
>> the same time? Is that the issue?
>>
>> Thanks
>> mahadev
>>
>> On 9/3/10 4:47 PM, "Stack" <stack@duboce.net> wrote:
>>
>>> Have you fellas seen this before? I call close on zookeeper but it insists
>>> on doing the below exceptions.  Why is it doing this 'Session
>>> 0x12ad9dccda30002
>>> for server null, unexpected error, closing socket connection and
>>> attempting reconnect'?   This would seem to come after the close has
>>> been noticed and looking in code, i'd think we'd not do this since the
>>> close flag should be set to true post call to close?
>>>
>>> Thanks lads  (The below looks ugly in our logs... this is zk 3.3.1),
>>> St.Ack
>>>
>>> 2010-09-03 16:09:52,369 INFO
>>> org.apache.zookeeper.server.NIOServerCnxn: Closed socket connection
>>> for client /fe80:0:0:0:0:0:0:1%1:56941 which had sessionid
>>> 0x12ad9dccda30001
>>> 2010-09-03 16:09:52,369 INFO
>>> org.apache.zookeeper.server.NIOServerCnxn: Closed socket connection
>>> for client /127.0.0.1:56942 which had sessionid 0x12ad9dccda30002
>>> 2010-09-03 16:09:52,370 INFO org.apache.zookeeper.ClientCnxn: Unable
>>> to read additional data from server sessionid 0x12ad9dccda30001,
>>> likely server has closed socket, closing socket connection and
>>> attempting reconnect
>>> 2010-09-03 16:09:52,370 INFO org.apache.zookeeper.ClientCnxn: Unable
>>> to read additional data from server sessionid 0x12ad9dccda30002,
>>> likely server has closed socket, closing socket connection and
>>> attempting reconnect
>>> 2010-09-03 16:09:52,370 INFO
>>> org.apache.zookeeper.server.NIOServerCnxn: NIOServerCnxn factory
>>> exited run method
>>> 2010-09-03 16:09:52,370 INFO
>>> org.apache.zookeeper.server.PrepRequestProcessor: PrepRequestProcessor
>>> exited loop!
>>> 2010-09-03 16:09:52,370 INFO
>>> org.apache.zookeeper.server.SyncRequestProcessor: SyncRequestProcessor
>>> exited!
>>> 2010-09-03 16:09:52,370 INFO
>>> org.apache.zookeeper.server.FinalRequestProcessor: shutdown of request
>>> processor complete
>>> 2010-09-03 16:09:52,470 DEBUG
>>> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher: <localhost:/hbase>
>>> Received ZooKeeper Event, type=None, state=Disconnected, path=null
>>> 2010-09-03 16:09:52,470 INFO
>>> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher: <localhost:/hbase>
>>> Received Disconnected from ZooKeeper, ignoring
>>> 2010-09-03 16:09:52,471 DEBUG
>>> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher: <localhost:/hbase>
>>> Received ZooKeeper Event, type=None, state=Disconnected, path=null
>>> 2010-09-03 16:09:52,471 INFO
>>> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher: <localhost:/hbase>
>>> Received Disconnected from ZooKeeper, ignoring
>>> 2010-09-03 16:09:52,857 INFO org.apache.zookeeper.ClientCnxn: Opening
>>> socket connection to server localhost/0:0:0:0:0:0:0:1:2181
>>> 2010-09-03 16:09:52,858 WARN org.apache.zookeeper.ClientCnxn: Session
>>> 0x12ad9dccda30001 for server null, unexpected error, closing socket
>>> connection and attempting reconnect
>>> java.net.ConnectException: Connection refused
>>>    at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
>>>    at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)
>>>    at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1078)
>>> 2010-09-03 16:09:53,149 INFO org.apache.zookeeper.ClientCnxn: Opening
>>> socket connection to server localhost/fe80:0:0:0:0:0:0:1%1:2181
>>> 2010-09-03 16:09:53,150 WARN org.apache.zookeeper.ClientCnxn: Session
>>> 0x12ad9dccda30002 for server null, unexpected error, closing socket
>>> connection and attempting reconnect
>>> java.net.ConnectException: Connection refused
>>>    at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
>>>    at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)
>>>    at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1078)
>>> 2010-09-03 16:09:53,576 INFO org.apache.zookeeper.ClientCnxn: Opening
>>> socket connection to server localhost/127.0.0.1:2181
>>> 2010-09-03 16:09:53,576 WARN org.apache.zookeeper.ClientCnxn: Session
>>> 0x12ad9dccda30001 for server null, unexpected error, closing socket
>>> connection and attempting reconnect
>>> java.net.ConnectException: Connection refused
>>>    at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
>>>    at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)
>>>    at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1078)
>>> 2010-09-03 16:09:54,000 INFO
>>> org.apache.zookeeper.server.SessionTrackerImpl: SessionTrackerImpl
>>> exited loop!
>>> 2010-09-03 16:09:54,002 DEBUG
>>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Closed
>>> zookeeper sessionid=0x12ad9dccda30001
>>> 2010-09-03 16:09:54,129 INFO org.apache.zookeeper.ClientCnxn: Opening
>>> socket connection to server localhost/0:0:0:0:0:0:0:1:2181
>>> 2010-09-03 16:09:54,130 WARN org.apache.zookeeper.ClientCnxn: Session
>>> 0x12ad9dccda30002 for server null, unexpected error, closing socket
>>> connection and attempting reconnect
>>> java.net.ConnectException: Connection refused
>>>    at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
>>>    at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)
>>>    at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1078)
>>> 2010-09-03 16:09:54,680 INFO org.apache.zookeeper.ClientCnxn: Opening
>>> socket connection to server localhost/fe80:0:0:0:0:0:0:1%1:2181
>>> 2010-09-03 16:09:54,782 INFO org.apache.zookeeper.ZooKeeper: Session:
>>> 0x12ad9dccda30001 closed
>>> 2010-09-03 16:09:54,883 DEBUG
>>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Closed
>>> zookeeper sessionid=0x12ad9dccda30002
>>> 2010-09-03 16:09:55,420 INFO org.apache.zookeeper.ClientCnxn: Opening
>>> socket connection to server localhost/127.0.0.1:2181
>>> 2010-09-03 16:09:55,522 INFO org.apache.zookeeper.ZooKeeper: Session:
>>> 0x12ad9dccda30002 closed
>>>
>>
>>
>

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