Hp Hitachi Dynamic Link Manager Software Uživatelský manuál stáhnout pdf (Strana 452)

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6. Command Reference

430

are 500 or more paths for the -intvl parameter, the time interval of the

monitor operation might be several seconds to 20 seconds late for the value

specified in the

-intvl parameter.

If the number of paths is 500 or more, specify an appropriate value for the

-intvl parameter based on the values listed in Table 6-21: Recommended

values for the -intvl parameter when there are 500 or more paths.

However, when any of the following operations is performed concurrently

with the

monitor operation, even if you specify a value listed in the

following table, the time interval of the

monitor operation might be a few

seconds late.

- The

view operation

- Path health checking

- Automatic failback

Table 6-21: Recommended values for the

-intvl parameter when there are 500

or more paths

(1) To display I/O information for each HBA port

-hbaid HBA-port-ID

Specifies the HBA port ID of the HBA port for which I/O information is to be

displayed. The subsequent parameters specify the display interval and count. The

format for the subsequent parameters are as follows:

-intvl interval

Specifies the interval at which I/O information is to be displayed, in the range

from 1 to 60 (seconds). When this parameter is omitted, the default (3

seconds) is applied.

-count count

Specifies the number of times I/O information is to be displayed, in the range

from 1 to 999. When this parameter is omitted, the default (10) is applied.

-t

Number of paths (approximate) Recommended value specified for the -intvl parameter

(seconds)

500 3 or more

1000 5 or more

2000 10 or more

4000 30 or more

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