High CPU usage after inserting leap second

Solution Verified - Updated -


  • After insertion of leap second several processes, notably java, reporting high CPU usage
  • Logged messages shows back trace from ktime_get
  • High CPU, non-responsive VMs


  • Red Hat Enterprise Linux 6 GA
  • Red Hat Enterprise Linux 6.1
  • Red Hat Enterprise Linux 6.2
  • Red Hat Enterprise Linux 6.3

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