The Black Art of Network Performance

Explore the intricacies of maximizing network performance in this 36-minute conference talk from DevConf.CZ 2023. Join speakers Marcelo Leitner and Paolo Abeni as they delve into the challenges of optimizing network-related applications. Learn how to use the 'perf' tool to identify bottlenecks in common networking scenarios and discover why the most obvious solutions may not always be the most effective. Gain insights into various examples, from enhancing UDP packet reception to boosting webserver connection rates. Understand how tuning both user-space and kernel code can significantly impact performance. This talk provides valuable knowledge for developers and system administrators looking to master the art of network optimization.