HP Hitachi Dynamic Link Manager Software User Manual

Page 246

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Chapter 7 Command Reference

If you omit the intermittent error monitoring interval or the number of times that the error
is to occur, each setting is specified as follows:

„

When the intermittent error monitoring interval or the number of times that the error is
to occur has not been specified before, the intermittent error monitoring interval is set
to 30 minutes, and the number of times that the error is to occur is set to 3.

„

When the intermittent error monitoring interval or the number of times that the error is
to occur has been specified before, the values specified the last time are set.

„

When a value of 2 or more is specified in number of times, the following condition must
be satisfied:

error-monitoring-interval >= checking-interval-for-automatic-failback x number-of-
times-error-is-to-occur-during-intermittent-error-monitoring

If this condition is not satisfied, the KAPL01080-W message is output and an error occurs.
In such a case, change any of the following settings: the checking interval for automatic
failback, intermittent error monitoring interval, or the number of times that the error is
to occur.

„

When you set the number of times that the error is to occur to 1, the above condition
does not need to be satisfied.

The following sub-parameters specify the error monitoring interval and the number of times
that the error is to occur (in order for the system to determine that an intermittent error is
occurring).

To specify the monitoring interval for an intermittent error (in minutes), use -intvl
error-monitoring-interval. Use a value from 1 to 1440. The default is 30. During
intermittent error monitoring, if changes are made in the settings of the intermittent error
monitoring interval or the number of times that an error is to occur, the error count and the
elapsed time measured since monitoring starts are set to 0, and monitoring starts by using
the new settings.

Outside the duration of intermittent error monitoring, if changes are made in the settings of
the intermittent error monitoring interval or the number of times that an error is to occur,
the new settings take effect after the next time automatic failback succeeds. Because the
errors and elapsed time are not counted or measured while intermittent errors are not
monitored, those values do not change.

The monitoring interval specified in this parameter is stored even though specifying -iem
off disables intermittent error monitoring. Therefore, when you re-enable intermittent
error monitoring and the monitoring interval is not specified, error monitoring will be
executed for the stored monitoring interval.

To specify the number of times the error is to occur, use -iemnum number-of-times-
error-is-to-occur.
Use a value from 1 to 99. The default is 3.

During intermittent error monitoring, if you change the number of times that the error is to
occur in order for the system to determine that an intermittent error has occurred, the
number of errors and the time that has passed since intermittent error monitoring starts are
reset to 0. Then, the changed setting takes effect and intermittent error monitoring starts.

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