Appendix A Syslog Messages
FUJITSU Storage ETERNUS Multipath Driver V2 User’s Guide for Linux
Copyright 2014 FUJITSU LIMITED
P2U3-0031-15ENZ0
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Common mpdh driver and mpdt driver syslog messages
Only the actual messages are shown below. The module name for each message is MPDH%D or MPDT and the
level for each message is NOTICE or WARNING.
Refer to
"Appendix A Syslog Messages" (page 125)
for details of the module names and levels.
MPDH%d: NOTICE: SCSI%u (%u, %u, %u) : Use of I/O LUN was restarted.
Cause
The indicated paths for the indicated LUN have recovered.
%d and %u are numbers.
Action
No action is required.
MPDH%d: NOTICE: SCSI%u (%u, %u, %u) : disk controller connection is wrong.
disk controller name=%s
Cause
The indicated cable is connected to the wrong storage system port.
%d and %u are numbers and %s is storage system information, specifically: storage_system_name -
serial_number/Device_identification_no. - magic_code - path_id (example: ETERNUS_DXL-130011-0000-10-
10-0).
Refer to
"3.3.2 Path Identification" (page 49)
for details of the path id.
Action
Disconnect the cable from the port indicated by %s and reconnect it to the proper port.
MPDH%d: WARNING: SCSI%u (%u, %u, --) : I/O timeout was detected by the scsi timer.
Cause
I/O has timed out.
%d and %u are numbers.
Action
Use the "iompadm info" command to identify the warning status paths, and resolve any path failure
problems, as necessary. After the problem is resolved, the diagnosis function should automatically return
the path to online status. To manually return a path to online status, change the path status to stop using
the "iompadm change" command, and then recover the path using the "iompadm restart" command.
SCSI%u (%u, %u ,%u): ERROR=0x1: no connect
Cause
There are no connections available to the storage system.
%u are numbers.
Action
Check the storage system to server connections and respond as necessary.
SCSI%u (%u, %u ,%u): ERROR=0x2: HBA bus busy
Cause
The indicated HBA has reported a busy bus.
%u are numbers.
Action
Contact a Fujitsu engineer.
