NetApp ALUA paths shows reservation conflict errors on RHEL 6.4

Issue

• NetApp ALUA paths show failed with reservation conflicts.

Nov 12 17:23:17 host01 kernel: sd 3:0:1:12: alua: port group 02 state A non-preferred supports TolUsNA
Nov 12 17:23:17 host01 udevd[3342]: seq 33396 queued, 'change' 'block'
Nov 12 17:23:17 host01 udevd[3342]: passed 352 bytes to monitor 0x7f20199451d0
Nov 12 17:23:17 host01 kernel: sd 3:0:0:47: reservation conflict
Nov 12 17:23:17 host01 kernel: sd 3:0:0:47: [sdei] Unhandled error code
Nov 12 17:23:17 host01 kernel: sd 3:0:0:47: [sdei] Result: hostbyte=DID_OK driverbyte=DRIVER_OK
Nov 12 17:23:17 host01 kernel: sd 3:0:0:47: [sdei] CDB: Write(10): 2a 00 0c 65 9d 00 00 01 00 00
Nov 12 17:23:17 host01 kernel: device-mapper: multipath: Failing path 128:160.