1*dbb99499SAndroid Build Coastguard Worker<a name="interleaving" /> 2*dbb99499SAndroid Build Coastguard Worker 3*dbb99499SAndroid Build Coastguard Worker# Random Interleaving 4*dbb99499SAndroid Build Coastguard Worker 5*dbb99499SAndroid Build Coastguard Worker[Random Interleaving](https://github.com/google/benchmark/issues/1051) is a 6*dbb99499SAndroid Build Coastguard Workertechnique to lower run-to-run variance. It randomly interleaves repetitions of a 7*dbb99499SAndroid Build Coastguard Workermicrobenchmark with repetitions from other microbenchmarks in the same benchmark 8*dbb99499SAndroid Build Coastguard Workertest. Data shows it is able to lower run-to-run variance by 9*dbb99499SAndroid Build Coastguard Worker[40%](https://github.com/google/benchmark/issues/1051) on average. 10*dbb99499SAndroid Build Coastguard Worker 11*dbb99499SAndroid Build Coastguard WorkerTo use, you mainly need to set `--benchmark_enable_random_interleaving=true`, 12*dbb99499SAndroid Build Coastguard Workerand optionally specify non-zero repetition count `--benchmark_repetitions=9` 13*dbb99499SAndroid Build Coastguard Workerand optionally decrease the per-repetition time `--benchmark_min_time=0.1`. 14