Caching of stats by manager
Caching of stats by manager


Former-commit-id: 393a32193b41a72ac80febe09ac6b0392f73b5ad
Former-commit-id: 5e2ef8c77d538a6a5a4683ea01c90129f8ad7039
Former-commit-id: 71c980594559662bafa3be6346806464f53fea60
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