Chapter 8. Performance Tuning
In this chapter, we will cover the following troubleshooting topics:
- Optimizing performance using
ping - Optimizing performance using
iperf - Comparing IPv4 and IPv6 speed
- OpenSSL cipher speed
- OpenVPN in Gigabit networks
- Compression tests
- Traffic shaping
- Tuning UDP-based connections
- Tuning TCP-based connections
- Analyzing performance using
tcpdump
Introduction
This chapter focuses on getting the best performance out of an OpenVPN setup. There are several parameters that can be tuned on both the server side and the client side for getting the highest throughput and the lowest latency. However, the optimal settings of these parameters largely depend on the network layout. The recipes in this chapter will therefore provide guidelines ...
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