Why system receives error message "kernel: sd x:x:x:x: timing out command, waited Xs" ?

Solution Verified - Updated -

Issue

  • IO operation on filesystems created over VMware Virtual disks are failing and following errors are logged in /var/log/messages:

    Oct  3 22:45:37 node1 kernel: sd 2:0:0:0: timing out command, waited 7s
    Oct  3 22:45:44 node1 kernel: sd 2:0:0:0: timing out command, waited 7s
    

Environment

  • Red Hat Enterprise Linux 6
  • VMware Virtual Platform

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