News I gave a talk at FOSDEM 2020 on the topic of this blog post, with some additional information on the BPF algorithms used in strace. The slides are hosted on this site and the recording on FOSDEM’s website. Demo The latest strace release (v5.3) has a new (experimental) feature to boost performance. In this post, I’ll explain how it works and some of its limitations. Let’s first try it out on a