SE Radio 225 - Brendan Gregg on Systems Performance

Senior performance architect and author of *Systems
Performance* Brendan Gregg talks with Robert
Blumen about 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.