Looks like your systems are just overloaded and you need faster
hardware or a scale out on more machines.

On Tue, May 6, 2014 at 4:13 PM, Yossi Nachum <[email protected]> wrote:
> Hi,
>
> I am trying to run the following graylog2 system:
>
> server1: graylog2-server-v0.21 + graylog2-radio-v0.20 + kafka + graylog2-web
>
> server2: elasticsearch
>
> when I am sending a lot of log messages (~20K per second) the lag in the
> kafka server start to increase and then I get the following messages in
> zookeeper log:
>
> [2014-05-05 17:27:13,144] INFO Accepted socket connection from
> /127.0.0.1:38581(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,144] INFO Accepted socket connection from
> /127.0.0.1:38582(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,144] INFO Client attempting to renew session
> 0x145ccf8c9a00174 at
> /127.0.0.1:38582(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,145] INFO Invalid session 0x145ccf8c9a00174 for client
> /127.0.0.1:38582, probably expired
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,145] INFO Closed socket connection for client
> /127.0.0.1:38582 which had sessionid 0x145ccf8c9a00174
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,148] INFO Client attempting to renew session
> 0x145ccf8c9a00175 at
> /127.0.0.1:38581(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,148] INFO Invalid session 0x145ccf8c9a00175 for client
> /127.0.0.1:38581, probably expired
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,148] INFO Closed socket connection for client
> /127.0.0.1:38581 which had sessionid 0x145ccf8c9a00175
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,161] INFO Accepted socket connection from
> /127.0.0.1:38586(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,172] INFO Client attempting to establish new session at
> /127.0.0.1:38586(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,173] INFO Accepted socket connection from
> /127.0.0.1:38588(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,174] INFO Client attempting to establish new session at
> /127.0.0.1:38588(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,183] INFO Established session 0x145ccf8c9a00176 with
> negotiated timeout 6000 for client /127.0.0.1:38586
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:13,184] INFO Established session 0x145ccf8c9a00177 with
> negotiated timeout 6000 for client /127.0.0.1:38588
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:21,000] INFO Expiring session 0x145ccf8c9a00176, timeout
> of 6000ms exceeded (org.apache.zookeeper.server.ZooKeeperServer)
>
> [2014-05-05 17:27:21,000] INFO Expiring session 0x145ccf8c9a00177, timeout
> of 6000ms exceeded (org.apache.zookeeper.server.ZooKeeperServer)
>
> [2014-05-05 17:27:21,001] INFO Processed session termination for sessionid:
> 0x145ccf8c9a00176 (org.apache.zookeeper.server.PrepRequestProcessor)
>
> [2014-05-05 17:27:21,001] INFO Processed session termination for sessionid:
> 0x145ccf8c9a00177 (org.apache.zookeeper.server.PrepRequestProcessor)
>
> [2014-05-05 17:27:21,002] INFO Closed socket connection for client
> /127.0.0.1:38586 which had sessionid 0x145ccf8c9a00176
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:21,004] INFO Closed socket connection for client
> /127.0.0.1:38588 which had sessionid 0x145ccf8c9a00177
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,146] INFO Accepted socket connection from
> /127.0.0.1:38760(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,146] INFO Accepted socket connection from
> /127.0.0.1:38761(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,146] INFO Client attempting to renew session
> 0x145ccf8c9a00176 at
> /127.0.0.1:38760(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,147] INFO Invalid session 0x145ccf8c9a00176 for client
> /127.0.0.1:38760, probably expired
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,147] INFO Client attempting to renew session
> 0x145ccf8c9a00177 at
> /127.0.0.1:38761(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,147] INFO Invalid session 0x145ccf8c9a00177 for client
> /127.0.0.1:38761, probably expired
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,148] INFO Closed socket connection for client
> /127.0.0.1:38760 which had sessionid 0x145ccf8c9a00176
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,148] INFO Closed socket connection for client
> /127.0.0.1:38761 which had sessionid 0x145ccf8c9a00177
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,151] INFO Accepted socket connection from
> /127.0.0.1:38762(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,173] INFO Client attempting to establish new session at
> /127.0.0.1:38762(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,176] INFO Accepted socket connection from
> /127.0.0.1:38767(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,176] INFO Established session 0x145ccf8c9a00178 with
> negotiated timeout 6000 for client /127.0.0.1:38762
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,177] INFO Client attempting to establish new session at
> /127.0.0.1:38767(org.apache.zookeeper.server.NIOServerCnxn)
>
> [2014-05-05 17:27:56,179] INFO Established session 0x145ccf8c9a00179 with
> negotiated timeout 6000 for client /127.0.0.1:38767
> (org.apache.zookeeper.server.NIOServerCnxn)
>
> A lot of timeouts and graylog2-server try to reconnect.
>
> On server1 I see that graylog2-server consume all cpu resources
>
> what can I do? where I can change zookeeper client timeout in
> graylog2-server?
>
> Thanks
>
> --
> You received this message because you are subscribed to the Google Groups
> "graylog2" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to [email protected].
> For more options, visit https://groups.google.com/d/optout.

-- 
You received this message because you are subscribed to the Google Groups 
"graylog2" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
For more options, visit https://groups.google.com/d/optout.

Reply via email to