HP XP7 Storage - Manual (Page 292)

[ENVIRONMENT_SETTINGS] section
This section defines HDLM operational and function information. HDLM
operational and function information is optional, however, if omitted, the
installer will use the following values:
• For a new installation, the installer uses the default values of the keys
that are listed in the following Table 7-4 Keys That Can Be Defined in the
[ENVIRONMENT_SETTINGS] Section on page 7-22 .
• For an upgrade installation or re-installation, the installer uses the old
HDLM setting values.
Note that do no modify any definitions of items that are not listed in Table
7-4 Keys That Can Be Defined in the [ENVIRONMENT_SETTINGS] Section on
page 7-22 .
The following table lists and explains the keys that can be defined in the
[ENVIRONMENT_SETTINGS] section.
Table 7-4 Keys That Can Be Defined in the [ENVIRONMENT_SETTINGS]
Section
Key name #1 Description #2
Necessity of
definition
Maximu
m
charact
er
length #
3
New
installat
ion
Upgrade
installat
ion or
Re-
installat
ion
load_balance Specify whether to enable load
balancing by specifying either of
the following values:
on: Enable load balancing
(default).
off: Do not enable load balancing.
Optional Optional 3
load_balance_typ
e Specify the load balancing
algorithm by specifying either of
the following values:
rr: The Round Robin algorithm
exrr: The Extended Round Robin
algorithm
lio: The Least I/Os algorithm
exlio: The Extended Least I/Os
algorithm (default)
lbk: The Least Blocks algorithm
exlbk: The Extended Least Blocks
algorithm
Optional Optional 5
load_balance_sam
e_path_use_times Specify the number of times the
same path can be used for I/O
operations when the Round Robin
Optional Optional 6
7-22
Utility Reference
Hitachi Dynamic Link Manager (for Windows®) User Guide