beautypg.com

1 format, 2 parameters – HP Hitachi Dynamic Link Manager Software User Manual

Page 451

background image

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