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Posted to issues@ambari.apache.org by "Masahiro Tanaka (JIRA)" <ji...@apache.org> on 2016/06/15 12:13:09 UTC
[jira] [Created] (AMBARI-17253) Ambari Alerts causes too many
wanings in ZooKeeper logs.
Masahiro Tanaka created AMBARI-17253:
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Summary: Ambari Alerts causes too many wanings in ZooKeeper logs.
Key: AMBARI-17253
URL: https://issues.apache.org/jira/browse/AMBARI-17253
Project: Ambari
Issue Type: Bug
Reporter: Masahiro Tanaka
Assignee: Masahiro Tanaka
There are too many WARNING in ZooKeeper log.
{code}
2016-06-15 21:02:15,405 - 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)
{code}
It may be because of Ambari Alert. Ambari Alert pings to the zookeeper port to do monitoring.
We should use 'ruok' to monitor zookeepers.
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