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HP Hitachi Dynamic Link Manager Software User Manual

Page 259

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6. Command Reference

235

that if you use the

view -sys

operation to display the HDLM functionality

configuration,

Intermittent

Error

Monitor

will be shown as

on

. When the

automatic failback function is returned to

on

, intermittent error monitoring will

once again be enabled.

The executable operations for the automatic failback function and intermittent

error monitoring depend on the settings for those functions.

Table 6-5: Relationship Between the Setting for the Automatic Failback

Function and Intermittent Error Monitoring and the Executable Operations

shows the relationship between the settings for the automatic failback function

and intermittent error monitoring and the executable operations for those

functions.
Table 6-5: Relationship Between the Setting for the Automatic Failback

Function and Intermittent Error Monitoring and the Executable Operations

Setting

Available operation

Result of operation

AFB

IEM

on

on

Set AFB to

on

.

The operations of AFB and IEM do not change.

Change the AFB setting.

AFB is performed under the new settings.

#1

Set AFB to

off

.

AFB and IEM are disabled.
The error count, elapsed monitoring time, and

information about paths not subject to automatic

failback are cleared.

Set IEM to

on

.

When a path is being monitored (during a period

of conditional intermittent error monitoring), the

value of the error count and the elapsed
monitoring time are reset to

0

, and then

intermittent error monitoring will restart.

When a path is not being monitored, nothing

changes.

Change the IEM settings.

While a path is being monitored, the value of the

error count and the elapsed monitoring time are

reset to 0, and then intermittent error monitoring
will restart.

#1

When a path is not being monitored, the IEM

settings will take effect again when the path is
recovered from the error status by performing an

automatic failback.