FCS TIMEOUTS

When the device driver sends IOCB or Mailbox commands to the adapter and it expects a response to the IOCB or Mailbox command, a timer will be stated. If the timer expires and the device drive has not received a response, then the device driver will log an error the AIX error log.

DETAIL SENSE DATA
Here below is a cut from the full error log sense template. Click here to see full error template.

AIX Version 5.3 and below

RRRR RRRR EEEE EEEE TTCC OOOO NNNN NNNN NNNN NNNN IIII IIII MMMM MMMM LLLL LLLL
AAAA AAAA BBBB BBBB DDDD DDDD FFFF FFFF GGGG GGGG HHHH HHHH JJJJ JJJJ KKKK KKKK
PPPP PPPP SS%% UUUU VVVV VVVV WWWW WWWW XXXX XXXX YYYY YYYY ZZZZ ZZZZ 2222 2222
3333 3333 4444 4444 QQQQ QQQQ QQQQ QQQQ QQQQ QQQQ QQQQ QQQQ QQQQ QQQQ QQQQ QQQQ
....

AIX 6 and above:

hhhh hhhhh EEEE EEEE TTCC vvvv NNNN NNNN NNNN NNNN IIII IIII MMMM MMMM LLLL LLLL
AAAA AAAA BBBB BBBB DDDD DDDD FFFF FFFF GGGG GGGG HHHH HHHH JJJJ JJJJ KKKK KKKK
PPPP PPPP SS%% UUUU VVVV VVVV WWWW WWWW XXXX XXXX YYYY YYYY ZZZZ ZZZZ 2222 2222
3333 3333 4444 4444 5555 5555 5555 RRRR 7777 7777 7777 7777 RRRR RRRR RRRR RRRR OOOO RRRR....
..skip 5 rows RRRR Reserved for future use.
QQQQ QQQQ next 22 rows

Error Code EEEE EEEE	What this means	what to do
0x0000 0026	This message is logged when a configuration or query command to the adapter has timed out. This has been seen to be caused by AIX missing the interrupt from the adapter. .	Check the error log for INTEPPC_ERR entries, this indicates that AIX missed the interrupt. Follow the link for additional info.
0x0000 0027	A command was sent to SAN target device and the server did not receive a response.	This is a SAN configuraton issue, This is usually a transient error message due to a target device leaving the SAN. If AIX continues to log this message, Ensure that all devices are correctly logged into the SAN.
0x0000 0028	An AIX timer has expired and AIX does not known what the timer why the timer was started.	Contact AIX SAN support.
0x0000 002E	A command to abort multiple fiber channel commands has timed out..	Contact AIX SAN support.
0x0000 0127	This message was introduced for the flipper 4G dual port adapter. The mailbox Kill Board command behavior was changed to quiesce the activity on one port while the other port was to be reset, and the command completion status changed. This change was added to firmware level 2.10x8. If the firmware level is less then 2.10x8, then this message is informational only, if the firmware is 2.10x8 or higher, then this is a true command time out.	If the adapter firmware is less than 2.10x8, then update the adpater firmware.