In the output above, the last field of the scsi log ( example b397bbc4c4703801) is the IO Error Numeric Association (ENA) of a particular IO transaction. This ENA can be used to trace the IO transacti...In the output above, the last field of the scsi log ( example b397bbc4c4703801) is the IO Error Numeric Association (ENA) of a particular IO transaction. This ENA can be used to trace the IO transaction in FMA on host end. The writes are retried and it succeeds post few attempts and during that time when IOs are retried host generate the IO error. sense-data = 0x70 0x0 0x7 0x0 0x0 0x0 0x0 0xe 0x0 0x0 0x0 0x0 0x27 0x1 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0