Hyper-V VM received a "kernel: hv_balloon: Max. dynamic memory size: XXX MB" message

Solution Verified - Updated -

Issue

  • The following messages are reported:
Dec 12 13:08:04 localhost kernel: hv_utils: Heartbeat IC version 3.0
Dec 12 13:08:04 localhost kernel: hv_utils: KVP IC version 4.0
Dec 12 13:08:04 localhost kernel: hv_utils: Shutdown IC version 3.2
Dec 12 13:08:04 localhost kernel: hv_utils: TimeSync IC version 4.0
Dec 12 13:08:04 localhost kernel: hv_utils: VSS IC version 5.0
Dec 12 13:08:26 localhost kernel: hv_balloon: Max. dynamic memory size: 16384 MB <--------------

Environment

  • Red Hat Enterprise Linux
  • Hyper-V Balloon module: [hv_balloon]

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