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Posted to user@zookeeper.apache.org by Nilesh Chhapru <ni...@ugamsolutions.com> on 2014/12/31 07:20:49 UTC

Exception In Zookeeper Log

Hi All,

Facing following exception in zookeeper logs, t working fine for initial 10-15 mins and then start throwing following exceptions.

2014-12-30 14:49:28,663 [myid:] - INFO  [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@1007] - Closed socket connection for client /<Client-IP>:50861 (no session established for client)
2014-12-30 14:50:28,595 [myid:] - INFO  [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxnFactory@197] - Accepted socket connection from /<Client-IP>:51042
2014-12-30 14:50:28,595 [myid:] - WARN  [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@357] - caught end of stream exception
EndOfStreamException: Unable to read additional data from client sessionid 0x0, likely client has closed socket
                at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:228)
                at org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:208)
                at java.lang.Thread.run(Thread.java:745)

Regards,
Nilesh Chhapru.


________________________________
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RE: Exception In Zookeeper Log

Posted by Nilesh Chhapru <ni...@ugamsolutions.com>.
Hi Ibrahim,

PFB the cluster details.

I am using Strom and Kafka which needs zookeeper for coordination.

I have a 3 node t2 small(1 core and 2 GB RAM) AWS instance for Storm zookeeper.
And a 3 node t2 small(1 core and 2 GB RAM) AWS instance for Kafka Zookeeper.

Let me know in-case you need any other information.

Regards,
Nilesh Chhapru.


-----Original Message-----
From: Ibrahim [mailto:i.s.el-sanosi@newcastle.ac.uk]
Sent: 04 January 2015 09:38 PM
To: zookeeper-user@hadoop.apache.org
Subject: Re: Exception In Zookeeper Log

Hi,

Can you explain your cluster environment?

Ibrahim



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---------------------------------------------------------------------------------------Disclaimer----------------------------------------------------------------------------------------------

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Re: Exception In Zookeeper Log

Posted by Ibrahim <i....@newcastle.ac.uk>.
Hi,

Can you explain your cluster environment?

Ibrahim



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RE: Exception In Zookeeper Log

Posted by Nilesh Chhapru <ni...@ugamsolutions.com>.
Hi Flavio,

Checked the client logs dint find anything suspicious.

This isn't uniform it works properly for initial 15 odd mins and then starts the exceptions.

Regards,
Nilesh Chhapru.

-----Original Message-----
From: Flavio Junqueira [mailto:fpjunqueira@yahoo.com.INVALID]
Sent: 04 January 2015 10:08 PM
To: user@zookeeper.apache.org
Subject: Re: Exception In Zookeeper Log

Hi there,

It means that the connection with your client broke (or the client intentionally closed the socket). Check the client logs to see if you get more info.

-Flavio

> On 31 Dec 2014, at 06:20, Nilesh Chhapru <ni...@ugamsolutions.com> wrote:
>
> Hi All,
>
> Facing following exception in zookeeper logs, t working fine for initial 10-15 mins and then start throwing following exceptions.
>
> 2014-12-30 14:49:28,663 [myid:] - INFO  [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@1007] - Closed socket connection for client /<Client-IP>:50861 (no session established for client)
> 2014-12-30 14:50:28,595 [myid:] - INFO  [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxnFactory@197] - Accepted socket connection from /<Client-IP>:51042
> 2014-12-30 14:50:28,595 [myid:] - WARN  [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@357] - caught end of stream exception
> EndOfStreamException: Unable to read additional data from client sessionid 0x0, likely client has closed socket
>                at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:228)
>                at org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:208)
>                at java.lang.Thread.run(Thread.java:745)
>
> Regards,
> Nilesh Chhapru.
>
>
> ________________________________
> ---------------------------------------------------------------------------------------Disclaimer----------------------------------------------------------------------------------------------
>
> ****Opinions expressed in this e-mail are those of the author and do not necessarily represent those of Ugam. Ugam does not accept any responsibility or liability for it. This e-mail message may contain proprietary, confidential or legally privileged information for the sole use of the person or entity to whom this message was originally addressed. Any review, re-transmission, dissemination or other use of or taking of any action in reliance upon this information by persons or entities other than the intended recipient is prohibited. If you have received this e-mail in error, please delete it and all attachments from any servers, hard drives or any other media.
>
> Warning: Sufficient measures have been taken to scan any presence of viruses however the recipient should check this email and any attachments for the presence of viruses. Ugam accepts no liability for any damage caused by any virus transmitted by this email. ****


---------------------------------------------------------------------------------------Disclaimer----------------------------------------------------------------------------------------------

****Opinions expressed in this e-mail are those of the author and do not necessarily represent those of Ugam. Ugam does not accept any responsibility or liability for it. This e-mail message may contain proprietary, confidential or legally privileged information for the sole use of the person or entity to whom this message was originally addressed. Any review, re-transmission, dissemination or other use of or taking of any action in reliance upon this information by persons or entities other than the intended recipient is prohibited. If you have received this e-mail in error, please delete it and all attachments from any servers, hard drives or any other media.

Warning: Sufficient measures have been taken to scan any presence of viruses however the recipient should check this email and any attachments for the presence of viruses. Ugam accepts no liability for any damage caused by any virus transmitted by this email. ****

Re: Exception In Zookeeper Log

Posted by Flavio Junqueira <fp...@yahoo.com.INVALID>.
Hi there,

It means that the connection with your client broke (or the client intentionally closed the socket). Check the client logs to see if you get more info.

-Flavio

> On 31 Dec 2014, at 06:20, Nilesh Chhapru <ni...@ugamsolutions.com> wrote:
> 
> Hi All,
> 
> Facing following exception in zookeeper logs, t working fine for initial 10-15 mins and then start throwing following exceptions.
> 
> 2014-12-30 14:49:28,663 [myid:] - INFO  [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@1007] - Closed socket connection for client /<Client-IP>:50861 (no session established for client)
> 2014-12-30 14:50:28,595 [myid:] - INFO  [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxnFactory@197] - Accepted socket connection from /<Client-IP>:51042
> 2014-12-30 14:50:28,595 [myid:] - WARN  [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@357] - caught end of stream exception
> EndOfStreamException: Unable to read additional data from client sessionid 0x0, likely client has closed socket
>                at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:228)
>                at org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:208)
>                at java.lang.Thread.run(Thread.java:745)
> 
> Regards,
> Nilesh Chhapru.
> 
> 
> ________________________________
> ---------------------------------------------------------------------------------------Disclaimer----------------------------------------------------------------------------------------------
> 
> ****Opinions expressed in this e-mail are those of the author and do not necessarily represent those of Ugam. Ugam does not accept any responsibility or liability for it. This e-mail message may contain proprietary, confidential or legally privileged information for the sole use of the person or entity to whom this message was originally addressed. Any review, re-transmission, dissemination or other use of or taking of any action in reliance upon this information by persons or entities other than the intended recipient is prohibited. If you have received this e-mail in error, please delete it and all attachments from any servers, hard drives or any other media.
> 
> Warning: Sufficient measures have been taken to scan any presence of viruses however the recipient should check this email and any attachments for the presence of viruses. Ugam accepts no liability for any damage caused by any virus transmitted by this email. ****