This is just my thoughts but... The sessions running on a Xenapp server are emulating a desktop machine, desktops run best set at Programs for both Memory and Processor. I would think that you give the servers horsepower to running application for best performance. This is just my theory on how things work, we'll see what the others on the list think. George From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf Of Angela Smith Sent: Tuesday, November 03, 2009 2:45 PM To: thin@xxxxxxxxxxxxx Subject: [THIN] Performance Options setting Hi What is best practice for the following settings for Windows 2003 Enterprise Servers running XenApp 4.5 (x86) with 16Gb RAM Processor Scheduling Adjust for best performance of Programs or Background Services Memory Usage Adjust for best performance of Programs or System Cache Ive read mixed reviews on the Internet. should both options be set to Programs? Thanks Ang ________________________________ Head to the Daily Blob on Windows Live For more of what happens online<http://windowslive.ninemsn.com.au/blog.aspx>