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HP Hitachi Dynamic Link Manager Software User Manual

Page 296

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3. Creating an HDLM Environment

272

Table 3-57: The Recommended and Default Values of Each Function

(1) Setting Up Load Balancing

You can select whether to enable load balancing.
The following is an example of using a command to set load balancing.


# /opt/DynamicLinkManager/bin/dlnkmgr set -lb on -lbtype exlio

To enable load balancing, specify on. Specify

off

otherwise. When you set

on

, specify

one of the following algorithm values after the

-lbtype

option:

Function

Default value

Recommended value

Load-balancing

on

The Extended Least I/Os algorithm is

used.

on

The recommended algorithm depends

on the operating environment.

Path health checking

on

30-minute check interval

on

The recommended checking interval

depends on the operating
environment.

Automatic failback

on

1-minute check interval

The recommended checking interval

depends on the operating
environment.

Intermittent Error Monitor

off

off

Reservation level

(Not specifiable)

(Not specifiable)

Logging level

3: Collects all the error information for

the "Information" level or higher

3: Collects all the error information for

the "Information" level or higher

Trace level

0: Do not output trace files

0: Do not output trace files

File size for the Error log

9900

(KB)

9900

(KB)

Number of files for the Error

logs

2

2

File size for trace information

1000

(KB)

1000

(KB)

Number of files for trace

information

4

4

Collection of audit log data

off

Set

on

, if you want to collect audit log

data.

Audit log facility

user

local0

to

local7

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