"Fast TSC calibration failed" message in RHEL7

Solution Unverified - Updated -

Issue

These messages are found in /var/log/messages when server is starting:

kernel: tsc: Fast TSC calibration failed
kernel: tsc: Unable to calibrate against PIT
kernel: tsc: using PMTIMER reference calibration
kernel: tsc: Detected 2596.969 MHz processor

Environment

  • Red Hat Enterprise Linux 7
  • Hyper-V(WindowsServer2012R2)

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