1 format, 2 parameters – HP Hitachi Dynamic Link Manager Software User Manual
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6. Command Reference
429
6.8 monitor (Displays I/O Information at a Specified Interval)
The
dlnkmgr
command's
monitor
operation displays I/O information for each HBA
or CHA port at a specified interval. HBA ports are specified by their HBA port ID, and
CHA ports are specified by their CHA port ID. You can display HBA and CHA port
IDs by executing the following
view
operation:
• HBA port IDs
/opt/DynamicLinkManager/bin/dlnkmgr view -hba
For details, see (4) To display HBA port information in 6.7.2 Parameters.
• CHA port IDs
/opt/DynamicLinkManager/bin/dlnkmgr view -cha
For details, see (5) To display CHA port information in 6.7.2 Parameters.
If you perform dynamic reconfiguration of the HDLM device during the
monitor
operation, the KAPL01078-W message is displayed and the
monitor
operation stops.
6.8.1 Format
(1) To display I/O information for each HBA port
/opt/DynamicLinkManager/bin/dlnkmgr monitor -hbaid
HBA-port-ID
[-intvl
interval
] [-count
count
] [-t]
(2) To display I/O information for each CHA port
/opt/DynamicLinkManager/bin/dlnkmgr monitor -chaid
CHA-port-ID
[-intvl
interval
] [-count
count
] [-t]
(3) To display the monitor operation format
/opt/DynamicLinkManager/bin/dlnkmgr monitor -help
6.8.2 Parameters
Note
If the number of paths to be displayed by the
monitor
operation is 500 or more,
the execution of the
monitor
operation might be delayed as follows:
• The time displayed in
StartTime
might be later than the time the
monitor
operation is actually executed.
When the number of paths is approximately 2000, the time delay will be
about seven seconds, and when it is 4000, 20 seconds.
• If you specify a shorter time value than the recommended value listed in
Table 6-21: Recommended values for the
-intvl
parameter when there