OUD Proxy Ping-ponging - ClosedChannelException On OUD Server (Doc ID 1956174.1)

Last updated on SEPTEMBER 22, 2016

Applies to:

Oracle Unified Directory - Version 11.1.2.2.0 and later
Information in this document applies to any platform.

Symptoms


Architecture:
  2 x OUD proxy, round robin DNS. OUD 11gR2 11.1.2.2.0
  2 x OUD servers. OUD 11gR2 11.1.2.2.1
  Load-balancing routes defined on OUD proxy.
  Red Hat Enterprise Linux Server release 6.4 (Santiago)

An OUD proxy is configured to load balance across two OUD servers. Every 15 minutes the proxy reports that the failover load balancing route for one OUD server has failed, and it switches to the other. This ping-pong behaviour is causing problems with upstream applications.

The OUD server log reports a ClosedChannelException at the time the OUD proxy reports and error:

 

Cause

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