CUG Tech Hst 2003

1
CUG Tech Høst 2003

• Terminal Server / Citrix Performance Tuning
  Troubleshooting

2
What is performance?

• Getting a known result
• Perceived performance vs. real performance
• Dont lose sight of the objective

3
Performance Troubleshooting Approach

• Tweaking a server is important, but need to know
  why youre doing what youre doing
• There are no magic registry hacks that are going
  to make drastic changes

4
How to Troubleshoot Performance Issues

• Slow logons
• Supporting more users
• Troubleshooting erratic spikes, pauses, and hangs
• Troubleshooting overall sluggishness and lack of
  responsiveness

5
Slow Logons

• Understand the TS logon process
• Isolate the problem
• Check the roaming profile
• Identify anything that runs when the user logs on
  (cmstart.exe)
• Identify other activities that take place at
  logon time
• Trace the debug logs from a sample user logon
  (userenv.dll logging)

6
Want to add more users

• Memory
• Page File
• Processor
• Disk
• Network
• Kernel Memory
• Registry
• Software Version
• Windows 2003
• MetaFrame XP FR3

7
Erratic Spikes, Pauses, and Hangs

• Search the web for your problem
• Update drivers, service packs, firmware, and hot
  fixes
• Launch Performance Monitor

8
Overall Sluggishness and Lack of Responsiveness

• Understanding factors that affect network
  performance
• Resolving network bandwidth and latency issues

9
White Paper

• Terminal Server Performance Tuning, 38 pages,
  August 2003
• www.brianmadden.com/papers

10
Thank you