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Clark Zinzow
c2bff64699
* Locality-aware leasing for owned refs (pinned locations). * LessorPicker --> LeasePolicy. * Consolidate GetBestNodeIdForTask and GetBestNodeIdForObjects. * Update comments. * Turn on locality-aware leasing feature flag by default. * Move local fallback logic to LeasePolicy, move feature flag check to CoreWorker constructor, add local-only lease policy. * Add lease policy consulting assertions to the direct task submitter tests. * Add lease policy tests. * LocalityLeasePolicy --> LocalityAwareLeasePolicy. * Add missing const declarations. Co-authored-by: SangBin Cho <rkooo567@gmail.com> * Add RAY_CHECK for raylet address nullptr when creating lease client. * Make the fact that LocalLeasePolicy always returns the local node more explicit. * Flatten GetLocalityData conditionals to make it more readable. * Add ReferenceCounter::GetLocalityData() unit test. * Add data-intensive microbenchmarks for single-node perf testing. * Add data-intensive microbenchmarks for simulated cluster perf testing. * Remove redundant comment. * Remove data-intensive benchmarks. * Add locality-aware leasing Python test. * Formatting changes in ray_perf.py. Co-authored-by: SangBin Cho <rkooo567@gmail.com>