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Coherence Cluster Nodes Reports High Memory Usage While Applications Were Using InKeySetFilter (Doc ID 2803848.1)

Last updated on OCTOBER 07, 2024

Applies to:

Oracle Coherence - Version 12.2.1.4.0 and later
Information in this document applies to any platform.

Goal

The user found that some of the clusters are taking high Node memory usage. The user would do OS Patching every week on servers, which will reboot the servers after the patch is applied and the nodes will be restarted. However, due to some exclusion of patching for more than a month, the user had found high memory usage on many of the partition nodes of the cluster, which caused slowness on the application side. Heap dumps are shown that comparing the before and after, InKeySetFilter objects in the retained heap. The user has the InKeySetFilter nested inside a MapEventFilter.

Solution

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In this Document
Goal
Solution
References


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