HP MPIO Full Featured DSM for P6x00 family of Disk Arrays 4.04.00 Installation and Reference Guide (757324-001, May 2014)

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 dumpDescriptionMessageEvent ID
N/AMPIO created a new pseudo-LUN
(a new disk physical device
object).
Pseudo-LUN created.1
The current number of paths to the
device
A new instance of an existing
pseudo-LUN device object is seen
through a different path.
Added device to pseudo-LUN2
N/AMPIO failed to create a new (or
update an existing) pseudo-LUN
There was an error creating a
device claimed by the DSM.
3
device object, even though
DSM_name claimed support for
it.
The Path ID of the failed deviceA pseudo-LUN handled a
failover.This message does not
A fail-over on pseudo-LUN occurred.16
indicate whether the failover was
successful.
N/AAt least one path to a
pseudo-LUN has failed. This
Pseudo-LUNis currently in a
degraded state. One or more paths
17
signals the end of failoverhave failed, though the process is
now complete. handling for the pseudo-LUN and
that the device is now operating
with at least one less path.
The Path ID of the failing deviceA pseudo-LUN has just one path,
and DSM has requested a
failover.
A Single Path Fail-Over is being
attempted on pseudo-LUN.
18
The Path ID of the failing deviceResource allocation failed during
an attempted failover, and
failover is not currently active.
An operation failed on device due
to lack of memory.
19
N/AA call to a DSM's PathVerify
routine to a pseudo-LUN has
A Path Verification reques to a
device on pseudo-LUN that is
20
failed. This event occurs duringcontrolled by DSM_name has
final initialization after PathVerifyfailed. This may indicate a path
failure. has checked whether the device
can be reached through a newly
found path.
N/AMPIO is unable to run through its
maintained list of pseudo-LUNs.
The internal state of device_object
is inconsistent. This indicates
potential failures in this support.
21
26 Multipathing driver event log messages