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OutOfMemoryError With Huge Amount of ServiceMigrationDataRuntimeMbeanImpl Occurrences In Heap Dump (Doc ID 1663991.1)

Last updated on FEBRUARY 14, 2019

Applies to:

Oracle Communications Converged Application Server - Version 5.0.0 and later
Information in this document applies to any platform.

Symptoms

On a virtualization system where the physical memory size is 10G, Oracle Communications Converged Applications Server (OCCAS) managed server log reported OutOfMemoryError and also lost of one port.

Analyzing heap dump there can be found:
- About 300000 occurrences of ServiceMigrationDataRuntimeMbeanImpl
- Large number of chunks (weblogic.io.utils.Chunk) representing up to 68Mb of remaining data to send, and several times more than 60Mb

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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