Increase of CPU and memory usage due to IPsec pluto process memory leak

Solution Verified - Updated -

Issue

  • Abnormal and increasing CPU and memory that Pluto uses which is creating problem with other applications. It's matter of few days that before Pluto uses all resources and forces to switch server in the cluster to avoid impact on running application.

Environment

  • Red Hat Enterprise Linux (RHEL) 7.3
  • libreswan-3.15-8.1.el7_3 or older

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