SESSION ON-DEMAND

All Things P99

The event for developers who care about P99 percentiles and high-performance, low-latency applications

Using eBPF Off-CPU Sampling to See What Your DBs are Really Waiting For

At last year’s P99 CONF, Tanel introduced using eBPF Task State Arrays to track Linux apps’ thread states/activity without built-in instrumentation. This year, he demos “xcapture,” showing MySQL, Postgres, and DuckDB time spent on CPU and in sleep, all without altering source code.

20 minutes
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Tanel Poder, Performance Nerd at PoderC Consulting

Tanel Poder is a long-time computer performance geek, working on various complex systems like (Oracle) database clusters, modern Big Data & cloud technologies and anything running on Linux/Unix. He has built and fixed enterprise data systems all around the world, this has also resulted in building a few small-but-very-fun tech companies around better tools and methods. He has two patents in data virtualization space and has realized that this is enough. In addition to his R&D, he occasionally delivers consulting, advisory and training to companies and talks about performance & troubleshooting both at public conferences and his video channels available at his website.