Preface

“[expletive deleted] it’s like they saw inside my head and gave me The One True Tool.”

—A Slashdotter, in a post referring to DTrace

“With DTrace, I can walk into a room of hardened technologists and get them giggling.”

—Bryan Cantrill, father of DTrace

Welcome to Oracle Solaris Dynamic Tracing—DTrace! It’s been more than five years since DTrace made its first appearance in Solaris 10 3/05, and it has been just amazing to see how it has completely changed the rules of understanding systems and the applications they run. The DTrace technical community continues to grow, embracing the technology, pushing DTrace in every possible direction, and sharing new and innovative methods for using DTrace to diagnose myriad system and application ...

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