Brendan Gregg is an industry expert in computing performance and cloud computing. He is a senior performance architect at Netflix, where he does performance design, evaluation, analysis, and tuning. He is the author of BPF Performance Tools (Addison Wesley) and Systems Performance (Prentice Hall), and received the USENIX LISA Award for Outstanding Achievement in System Administration. Brendan has created numerous performance analysis tools, visualizations, and methodologies for performance analysis, including flame graphs.