mod_cluster has increasing slowness and high CPU load as balancer member counts increase

Solution Verified - Updated -

Issue

  • The number of application servers we balance with httpd/mod_cluster has been increasing and we've seen as this increases, response times and CPU load from mod_cluster increases.

Environment

  • JBoss Core Services (JBCS) httpd 2.4.37
  • mod_cluster / mod_proxy_cluster

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