Analysis of Kernel message "Warning! Received an indication that the LUN assignments on this target have changed" (Doc ID 1570901.1)

Last updated on JULY 07, 2017

Applies to:

Linux OS - Version Oracle Linux 5.0 to Oracle Linux 6.4 with Unbreakable Enterprise Kernel [2.6.39] [Release OL5 to OL6U4]
Information in this document applies to any platform.

Symptoms

Getting  error message below :

device-mapper: ioctl: error adding target to table
device-mapper: table: 253:20: multipath: error getting device
device-mapper: ioctl: error adding target to table
sd 4:0:3:4: Warning! Received an indication that the LUN assignments on this target have changed. The Linux SCSI layer does not automatically remap LUN assignments.
sd 4:0:3:5: Warning! Received an indication that the LUN assignments on this target have changed. The Linux SCSI layer does not automatically remap LUN assignments.

 

Cause

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