MEM Stops Rendering InnoDB Stats

(Doc ID 2008470.1)

Last updated on MARCH 08, 2017

Applies to:

MySQL Enterprise Monitor - Version 3.0 and later
Information in this document applies to any platform.


On : 3.0 version, Other Problems

When attempting to ,
the following error occurs.

2015-04-15 10:41:45,194 ERROR com.mysql.etools.inventory.dataflow.BackloggedDataflowHttpForwarder: dataflow server transport error org.apache.http.conn.HttpHostConnectException: Connection to refused
2015-04-15 10:41:45,194 ERROR com.mysql.etools.inventory.dataflow.BackloggedDataflowHttpForwarder: sending backlog data received: org.apache.http.conn.HttpHostConnectException: Connection to refused, attempting to re-spool to backlog
2015-04-15 10:41:45,194 ERROR com.mysql.etools.limits.CircuitBreakerTemplate: Reset of circuit breaker CircuitBreaker_BackloggedDataflowHttpForwarder failed, fault condition still exists, moving back to open state
2015-04-15 10:42:15,195 WARN com.mysql.etools.limits.CircuitBreakerTemplate: Attempting to reset circuit breaker CircuitBreaker_BackloggedDataflowHttpForwarder after cooling off period

The issue can be reproduced at will with the following steps:
1. Set up host machine with both ipv4 and ipv6 protocols
2. Install MEM 3.0
3. Run the service manager monitoring multiple hosts

The issue has the following business impact:
Due to this issue, users cannot get complete information feedback from the dashboard.


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