High load average on Router Nodes

Solution Verified - Updated -

Issue

  • Router Nodes are reporting very High Load average.
  • High number of D state processes are seen on Node.
  • The journalctl logs report "multipathd: sdx - tur checker reports path is down" messages.
Apr 22 14:39:34 nodexxx multipathd: 3600a09805a6c4170693f4e786a454265: sdi - tur checker reports path is down
Apr 22 14:39:38 nodexxx multipathd: 3600a09805a6c4170693f4e786a45544d: sdm - tur checker reports path is down

Environment

  • Red Hat OpenShift Container Platform
    • 3.11

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