Preparing Your Systems for Clustering 31
6
Read and accept the license agreement and click
Next
to install the software.
7
At the completion screen, click
Finish
to complete the installation.
8
Select the
Do not restart now
option to reboot the system after modifying
the TCP/IP registry settings in the section "Configuring the Shared
Storage System" on page32.
Modifying the TCP Registry Settings
To modify the TCP Registry:
1
Determine the IP addresses or the DHCP IP addresses that are used for
iSCSI traffic.
2
Start the Registry Editor.
a
Select
Start
→
Run
.
b
Typ e
Regedit
and click
OK
.
3
Locate and click the registry subkey at:
HKEY_LOCAL_MACHINE
→
SYSTEM
→
CurrentControlSet
→
Services
→
Tcpip
→
Parameters
→
Interfaces
4
Click each interface GUID associated with the iSCSI networks, and
perform the following steps:
a
Select
Edit
→
New
→
DWORD value
.
b
Name the new value
TcpAckFrequency
.
c
Assign a value of
1
.
5
Exit the Registry Editor.
Installing EMC® PowerPath®
EMC PowerPath detects a failed storage path and automatically re-routes I/O
through an alternate path. PowerPath also provides load balancing of data
from the cluster node to the storage system. To install PowerPath:
1
Insert the PowerPath installation media in the CD/DVD drive.
2
On the
Getting Started
screen, go to the
Installation
section, and click the
appropriate link for the operating system that is running on the node.
3
Select
Run this program from its current location
and click
OK
.