2. Measurement, Profiling, and Observation

• 2.1. Binary Profiling and Probing
  • 2.1.1. Reading Asm
  • 2.1.2. The Linux time command
  • 2.1.3. The Linux perf utility
    • 2.1.3.1. What is Tables-Next-to-Code
    • 2.1.3.2. So What is the Problem?
    • 2.1.3.3. Assessing the impact of tables-next-to-code
    • 2.1.3.4. How does Tables Next to Code Affect Performance
    • 2.1.3.5. Awards
    • 2.1.3.6. Inspecting with Perf
    • 2.1.3.7. Conclusion
    • 2.1.3.8. Programmatically Consuming Perf Output
    • 2.1.3.9. Helpful One Liners
    • 2.1.3.10. References and Further Reading
    • 2.1.3.11. Footnotes
  • 2.1.4. Dtrace
  • 2.1.5. Valgrind
  • 2.1.6. Using Cachegrind
• 2.2. Thread Level Profiling
  • 2.2.1. ThreadScope
• 2.3. Cmm Probes and Profiling
  • 2.3.1. Reading Cmm
• 2.4. Stg and RTS Probes and Profiling
  • 2.4.1. Reading Stg
  • 2.4.2. GHC Flags
  • 2.4.3. GHC Debug
  • 2.4.4. -ddump-timings
  • 2.4.5. TickyTicky
  • 2.4.6. The Reduced Stack Method
• 2.5. Core Probes and Profiling
  • 2.5.1. Reading Core
  • 2.5.2. Memory Footprints of Data Types
    • 2.5.2.1. What is the Point
    • 2.5.2.2. Atomic Types
    • 2.5.2.3. Boxed Data Types
    • 2.5.2.4. Other Ways
  • 2.5.3. Summary
  • 2.5.4. References
• 2.6. Haskell Level Probing and Profiling
  • 2.6.1. GHC Flags
  • 2.6.2. Info-Table Profiling
  • 2.6.3. Eventlog
    • 2.6.3.1. Requirements
    • 2.6.3.2. Restrictions
    • 2.6.3.3. What Information Do I Receive From Eventlog?
    • 2.6.3.4. When should I use Eventlog
    • 2.6.3.5. The Running Example
    • 2.6.3.6. The Setup
    • 2.6.3.7. Visualizing the Heap: Eventlog by Type
    • 2.6.3.8. Adding Our Own Events
    • 2.6.3.9. Summary
    • 2.6.3.10. References and Further Reading
  • 2.6.4. Criterion, Gauge, and Tasty-Bench
  • 2.6.5. Flamegraphs
  • 2.6.6. Weigh
    • 2.6.6.1. Requirements
    • 2.6.6.2. Restrictions
    • 2.6.6.3. What Information Do I Receive From Weigh?
    • 2.6.6.4. When should I use Weigh
    • 2.6.6.5. How should I use Weigh
    • 2.6.6.6. Examples
    • 2.6.6.7. Summary
    • 2.6.6.8. References and Further Reading
    • 2.6.6.9. Related Work
  • 2.6.7. Inspection Testing
  • 2.6.8. Nothunks