Setting up load balancing -185, Table 3-57 the, Setting up load balancing – HP XP P9500 Storage User Manual

Page 253

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

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

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:

rr for the Round Robin algorithm

exrr for the Extended Round Robin algorithm

Creating an HDLM Environment

3-185

Hitachi Dynamic Link Manager User Guide (for Linux(R))

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