Why does kernel report error message "iSCSI connection 53:0 error (1011) state (3)" ?

Solution Verified - Updated -

Issue

  • Traffic read or writes to iSCSI devices are delayed for short periods of time.
  • The following errors are seen in /var/log/messages during high traffic on iSCSI volumes:
Jan 12 21:48:09 hostname kernel: connection56:0: detected conn error (1011)  
Jan 12 21:48:10 hostname iscsid: Kernel reported iSCSI connection 56:0 error (1011) state (3)  
Jan 12 22:01:05 hostname kernel: connection48:0: detected conn error (1011)

Environment

  • Red Hat Enterprise Linux (RHEL) 6
  • Red Hat Enterprise Linux (RHEL) 5

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