Measure What Matters with Jetpack Benchmark
summary
Jetpack Benchmark measures concrete timings on-device and OLX uses it to benchmark JSON parsing and feed scrolling then gate CI with thresholds the team writes into a GitLab job and a Python checker that parses the json output with medians in ns the experiment shows Jackson fastest but largest binary and chooses kotlinx serialization as a size/performance tradeoff benchmarks run on Firebase Test Lab after fixing emulator and network pitfalls and the CI regression check aborts on exceeded thresholds.
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chapters (12)
- 0:00Intro
- 4:21Release History
- 5:07How it works
- 5:55Warmup improvements
- 6:40Disabling test coverage
- 6:57ci guidelines
- 7:35How to write benchmarking
- 8:25How to add the benchmark module
- 10:34How to benchmark code
- 12:53Instrumentation tests
- 16:43Running the benchmark
- 23:31Gitlab configuration
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