Chapter 9. Monitoring and Tuning Communications I/O

This chapter discusses several different communications protocols and ways to monitor and tune them. It contains the following major sections:

• UDP/TCP/IP Performance Overview
• TCP and UDP Performance Tuning
• UDP, TCP/IP, and mbuf Tuning Parameters Summary
• NFS Tuning
• Serving Diskless Workstations
• Tuning Asynchronous Connections for High-Speed Transfers
• Using netpmon to Evaluate Network Performance
• Using iptrace to Analyze Performance Problems