Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
Kafka, mail # user - ZooKeeper connect/disconnect pattern


Copy link to this message
-
Re: ZooKeeper connect/disconnect pattern
Neha Narkhede 2014-03-28, 04:16
[2014-03-25 12:21:58,848] INFO Client session timed out, have not heard
from server in 4001ms f
or sessionid 0x54441e4dae0350a, closing socket connection and attempting
reconnect (org.apache.zookeeper.
ClientCnxn)

This is a problem. It indicates a GC pause or something similar on either
the Kafka broker or your zookeeper server. That is the reason it keeps
establishing new connections to zookeeper. You can enable gc logging or
monitoring to confirm if that is the issue.

Thanks,
Neha
On Thu, Mar 27, 2014 at 3:07 PM, Tom Amon <[EMAIL PROTECTED]> wrote: