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SE Radio 225 - Brendan Gregg on Systems Performance
Senior performance architect and author of *Systems Performance*\xa0Brendan Gregg\xa0talks with\xa0Robert Blumen\xa0about systems performance: how the hardware and OS layers affect application behavior. The discussion covers the scope of systems performance, systems performance in the software life cycle, the role of performance analysis in architecture, methodologies for solving performance problems, dynamic tracing and tracing tools such as DTrace, the disk and file subsystems, the CPU and memory subsystems, and the challenges virtualization poses for performance analysts.