HP MPIO Full Featured DSM for EVA4x00/6x00/8x00 family of Disk Arrays 4.01.00 installation and reference guide (AA-RW7SP-TE, September 2010)

B Multipathing driver event log messages
This appendix lists the event log messages for HP MPIO EVA DSM drivers and provides a description
of each message. The error log messages are written in the SYSTEM log file.
This appendix describes the following event log messages:
• MPIO.SYS event log messages
• HP MPIO EVA DSM event log messages
MPIO.SYS event log messages
Table 5 lists MPIO driver event log messages, an explanation of each message, and a description of
the data that accompanies the message.
Table 5 MPIO.SYS event log messages
Contents of the data
dump
DescriptionMessageEvent ID
N/A
MPIO created a new
pseudo-LUN (a new disk
physical device object).
Pseudo-LUNcreated.
1
The current number of
paths to the device
A new instance of an ex-
isting pseudo-LUN device
object is seen through a
different path.
Added device to
pseudo-LUN.
2
N/A
MPIO failed to create a
new (or update an exist-
ing) pseudo-LUN device
object, even though
DSM_name claimed sup-
port for it.
There was an error
creating a device
claimed by the
DSM.
3
The Path ID of the failed
device
A pseudo-LUN handled a
failover. This message
does not indicate whether
the failover was success-
ful.
A fail-over on
pseudo-LUN oc-
curred.
16
N/A
At least one path to a
pseudo-LUN has failed.
This signals the end of
failover handling for the
pseudo-LUN and that the
device is now operating
with at least one less
path.
Pseudo-LUN is cur-
rently in a de-
graded state. One
or more paths have
failed, though the
process is now com-
plete.
17
HP MPIO Full Featured DSM for EVA4x00/6x00/8x00 family of Disk Arrays 4.01.00 installation
and reference guide 41