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962 B
962 B
- Install and run perf
- What is profiling
- An example of profiling application
- The targets of profiling
- How to specify monitoring events
- What is skid
- Count events
- Record event counts per thread
- Profile memory access
- Check cache false sharing
- Profile system in real time
- Trace system calls of command
- Measure scheduler latency
- Use ftrace
- Show performance difference
- The end