Tag: performance

Episode 225: Brendan Gregg on Systems Performance

Filed in Episodes by on April 28, 2015 1 Comment
Episode 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 […]

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Episode 220: Jon Gifford on Logging and Logging Infrastructure

Filed in Episodes by on February 18, 2015 2 Comments
Episode 220: Jon Gifford on Logging and Logging Infrastructure

Robert Blumen talks to Jon Gifford of Loggly about logging and logging infrastructure. Topics include logging defined, purposes of logging, uses of logging in understanding the run-time behavior of programs, who produces logs, who consumes logs and for what reasons, software as the consumer of logs, log formats (structured versus free form), log meta-data, logging […]

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Episode 201: Martin Thompson on Mechanical Sympathy

Filed in Episodes by on February 19, 2014 5 Comments
Episode 201: Martin Thompson on Mechanical Sympathy

Martin Thompson, proprietor of the blog Mechanical Sympathy, founder of the LMAX disruptor open source project, and a consultant and frequent speaker on high performance computing talks with Robert about computer program performance. Martin explains the meaning of the term “mechanical sympathy,” derived from auto racing, and its relevance to program performance: the importance of […]

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Episode 114: Christof Ebert on Requirements Engineering

Filed in Episodes by on October 18, 2008 4 Comments
Episode 114: Christof Ebert on Requirements Engineering

In this episode we talk to Christof Ebert about requirements engineering. As the name “engineering” suggests, we need to be systematic when working and managing requirements. Christof will structure RE into several activities, namely elicitation (identifying the relevant requirements), specification (clearly describing requirements), analysis (synthesizing a solution), verification and validation (achieving good requirements quality), comittment (allocating requirements to a project, product release or iteration), and management (keeping track of the implementation status of requirements). In this episode we discuss these activities and highlight lots of practical guidance.

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