Useful Links
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* [https://developer.arm.com/architectures/cpu-architecture/a-profile/docs ARM PMU event tables], see Chapter D7. The Performance Monitors Extension, of the Arm Architecture Reference Manual Armv8, for Armv8-A architecture profile. | * [https://developer.arm.com/architectures/cpu-architecture/a-profile/docs ARM PMU event tables], see Chapter D7. The Performance Monitors Extension, of the Arm Architecture Reference Manual Armv8, for Armv8-A architecture profile. | ||
* [https://documentation-service.arm.com/static/62cfe21e31ea212bb6627393?token= ARM Neovese N2 PMU guide]. | * [https://documentation-service.arm.com/static/62cfe21e31ea212bb6627393?token= ARM Neovese N2 PMU guide]. | ||
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| + | =In the press= | ||
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| + | * Discovery/analysis of ''libxz'' backdoor with ''perf record -e intel_pt//ub'' [https://www.openwall.com/lists/oss-security/2024/03/29/4 by the discoverer Andres Freund]. | ||
Latest revision as of 14:57, 3 April 2024
Contents |
[edit] Useful web sites about the Linux perf tools
- Julia Evans' Profiling & tracing with perf zine
- Brendan Gregg's perf examples
- Franck Pachot's not so basic perf top tutorial "Linux perf-top basics: understand the %"
- Frank Pachot help going from 'time' to 'perf stat' while analysing database performance on "Should CPU-intensive logic be done in the DB or in application server?"
- Ankur Arora uses perf and pahole to investigate "Syscall latency... and some uses of speculative execution"
- Leo Yan on supporting 'perf c2c' on Armv8.2 "Using the Arm Statistical Profiling Extension to detect false cache-line sharing"
- Mark Dawson, Jr. uses 'perf diff' on "5-level vs 4-level Page Tables: Does It Matter?"
- Joe Mario's original 2016 article about 'perf c2c' "C2C - False Sharing Detection in Linux Perf"
- Paul Clarke reimplements AIX's 'curt' command using perf python scripting support, detailing the whole process on "How to analyze your system with perf and Python"
- Viacheslav Biriukov mentions using perf to get more info about page cache activity in the "Advanced tools" section in his "SRE deep dive into Linux Page Cache" series of articles
- Filip Busic uses perf and other BPF tools in "Examining Problematic Memory in C/C++ Applications with BPF, perf, and Memcheck"
- (French) Hadrien Grasland's perf tutorial (designed to be run on a specific system, but could be adapted to self-study without too much effort)
- Leo Yan, Diving into Linux Perf Ring Buffer
- Leo Yan Debugging perf with perf
- Paul Clarke helps transitioning from OProfile to perf
[edit] Useful web sites about profilers
[edit] Presentations
- Easyperf Twitter Spaces with Arnaldo Carvalho de Melo and Denis Bakhvalov October 2021
- Integration Arm SPE in Perf for Memory Profiling Spring 2021
- Stephane Eranian's keynote at SuperComputing ProTools 2019: Hardware Performance Monitoring Landscape
- CppCon 2015: Chandler Carruth "Tuning C++: Benchmarks, and CPUs, and Compilers! Oh My!"
- Roberto Vitillo's presentation on Perf events June 2011
[edit] Manuals
- Intel PMU event tables, in particular Appendix B of the Intel® 64 and IA-32 Architectures Optimization Reference Manual
- AMD PMU event table, the Processor Programming Reference Manual for AMD 17h family see Section 2.1.15 Performance Monitor Counters.
- ARM PMU event tables, see Chapter D7. The Performance Monitors Extension, of the Arm Architecture Reference Manual Armv8, for Armv8-A architecture profile.
- ARM Neovese N2 PMU guide.
[edit] In the press
- Discovery/analysis of libxz backdoor with perf record -e intel_pt//ub by the discoverer Andres Freund.
