RHEV UI is extremely slow and Java runs OutOfMemory after upgrade to RHEV 3.4

Solution Verified - Updated -

Issue

  • CPU Usage across went from 5% to ~15 to 20% or higher
  • The Admin GUI interface is slow, unresponsive, and in many cases hangs outright when clicking on page elements.
  • The Admin GUI interface isn’t populating elements in windows when opened, such as edit cluster or Datacenter
  • The engine.log is logging java.lang.OutOfMemoryError

Environment

Red Hat Enterprise Virtualization (RHEV) 3.4

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