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DTrace: Dynamic Tracing in Oracle® Solaris, Mac OS X and FreeBSD

DTrace: Dynamic Tracing in Oracle® Solaris, Mac OS X and FreeBSD

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Contents

Acknowledgments

About the Authors

Pt. I. Introduction

Pt. II. Using DTrace

Pt. III. Additional User Topics

Ch. 11. Security

Ch. 14. Tips and Tricks

Tip 1: Known Workloads

Tip 2: Write Target Software

Tip 3: Use grep to Search for Probes

Tip 4: Frequency Count

Tip 5: Time Stamp Column, Postsort

Tip 6: Use Perl to Postprocess

Tip 7: Learn Syscalls

Tip 8: timestamp vs. vtimestamp

Tip 9: profile:::profile-997 and Profiling

Tip 10: Variable Scope and Use

Tip 11: strlen() and strcmp()

Tip 12: Check Assumptions

Tip 13: Keep It Simple

Tip 14: Consider Performance Impact

Tip 15: drops and dynvardrops

Tip 16: Tail-Call Optimization

Further Reading

Appx. A. DTrace Tunable Variables

Appx. B. D Language Reference

Appx. C. Provider Arguments Reference

Appx. D. DTrace on FreeBSD

Appx. E. USDT Example

Appx. F. DTrace Error Messages

Appx. G. DTrace Cheat Sheet

URL

Help

Further Reading

See Advanced DTrace Tips, Tricks and Gotchas by Bryan Cantrill, Mike Shapiro, and Adam Leventhal.^[3]

^[3] http://dtrace.org/blogs/bmc/2005/02/28/dtrace-tips-tricks-and-gotchas/

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