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Review request for mesos and Benjamin Mahler. Repository: mesos Description ------- Fixed a performance issue in the random sorter. Diffs ----- src/master/allocator/sorter/random/sorter.cpp f4132bbacd590389ae156f964d2463e79db5e27f Diff: https://reviews.apache.org/r/70564/diff/1/ Testing ------- make check Benchmarking: Optimized build with QuotaParam/BENCHMARK_HierarchicalAllocator_WithQuotaParam.LargeAndSmallQuota/5 Before: Added 3000 agents in 88.759226ms Added 3000 frameworks in 19.519956346secs Benchmark setup: 3000 agents, 3000 roles, 3000 frameworks, with random sorter Made 3856 allocations in 19.091583161secs Made 0 allocation in 18.428433277secs After: Added 3000 agents in 87.972155ms Added 3000 frameworks in 19.372715548secs Benchmark setup: 3000 agents, 3000 roles, 3000 frameworks Made 3856 allocations in 15.846013158secs Made 0 allocation in 15.756238099secs Thanks, Meng Zhu
