You can use the following four ways to improve the performance:

1. TCP/IP Stack optimize

Change the following TCP parameters in the registry:

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters]

a) GlobalMaxTcpWindowSize = 0x01400000 (DWORD)
b) TcpWindowSize = 0x01400000 (DWORD)
c) Tcp1323Opts = 3 (DWORD)
d) SackOpts = 1 (DWORD)

2. Enable 9K jumbo frames for your GBE adapters:

• Go to Network Connections
• Right-Click on the LAN connection > Properties
• Click on Configure > Advance Tab
• Select jumbo frame from the list
• On the right right select Max Value (Default value is 4K)
• Click ok and reset your LAN connection (Disable and Enable)

3. Remove useless portal addresses from SANDeploy Server:

• Right click on the SANDeploy iSCSI SAN node in the SANDeploy Management Console and select Properties.
• In the popped up dialog, uncheck unused IP address and press the OK button.

4.  Disable useless services to get more performance for diskless booting:

• In the third step of SANDeploy Client Configuration, you can select a serials of services to disable, you can also disable these services in the service management tool.