Syscall to futex causes 100% cpu utilization by Java application

Solution In Progress - Updated -

Issue

  • We see 100% CPU utilization on Redhat Enterprise Linux 8 (RHEL8) kernel 4.18 as compared to around 25% on RHEL7 kernel 3.10 when executing the same Java method LockSupport.parkNanos() to park threads.

Environment

  • Red Hat Enterprise Linux (RHEL) 8
  • Java

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