28 Load Balancing
The least queue depth with subset policy treats large block requests and small
block requests equally. The data path selected is in the path group of the
RAID controller module that owns the virtual disk.
Changing Load Balance Policies in Windows Sever 2008
Load balancing with the PowerVault MD3600 series is only available for
Windows Server 2008 or later versions of the operating system. You can
change the load balance policies from the default round robin with subset by
using one of the following:
•Device Manager options
• Disk Management options
Changing the Load Balance Policy Using Windows Server 2008 Device
Manager Options
1
From the host desktop, right-click
My Computer
and select
Manage
to
open the
Computer Managemen
t window.
2
Click
Device Manager
to show the list of devices attached to the host.
3
Right-click the multi-path disk device for which you want to set load
balance policies, then select
Properties
.
4
From the
MPIO
tab, select the load balance policy you want to set for this
disk device.
Changing the Load Balance Policy Using the Windows Server 2008 Disk
Management Options
1
From the host desktop, right-click
My Computer
and select
Manage
to
open the
Computer Managemen
t window.
2
Click
Disk Management
to show the list of virtual disks attached to
the host.
3
Right-click the virtual disk on which you want to set the load balance
policy, then click
Properties
.
4
From the
MPIO
tab, select the load balance policy that you want to set for
this virtual disk.
book.book Page 28 Friday, May 20, 2011 4:07 PM
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