anand76 add68bd28a Add a stat to count secondary cache hits (#8666) ... Summary: Add a stat for secondary cache hits. The ```Cache::Lookup``` API had an unused ```stats``` parameter. This PR uses that to pass the pointer to a ```Statistics``` object that ```LRUCache``` uses to record the stat. Pull Request resolved: https://github.com/facebook/rocksdb/pull/8666 Test Plan: Update a unit test in lru_cache_test Reviewed By: zhichao-cao Differential Revision: D30353816 Pulled By: anand1976 fbshipit-source-id: 2046f78b460428877a26ffdd2bb914ae47dfbe77		2021-08-16 21:01:14 -07:00
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cache_bench_tool.cc	Make SecondaryCache Customizable (#8480)	2021-07-06 09:18:08 -07:00
cache_bench.cc	Allow cache_bench/db_bench to use a custom secondary cache (#8312)	2021-05-19 15:26:18 -07:00
cache_entry_roles.cc	Use deleters to label cache entries and collect stats (#8297)	2021-05-19 16:51:13 -07:00
cache_entry_roles.h	Clarify some DB::Open,OpenForReadOnly semantics (#8379)	2021-06-14 16:09:21 -07:00
cache_entry_stats.h	Don't hold DB mutex for block cache entry stat scans (#8538)	2021-07-16 14:13:08 -07:00
cache_helpers.h	Use deleters to label cache entries and collect stats (#8297)	2021-05-19 16:51:13 -07:00
cache_test.cc	Use deleters to label cache entries and collect stats (#8297)	2021-05-19 16:51:13 -07:00
cache.cc	Make SecondaryCache Customizable (#8480)	2021-07-06 09:18:08 -07:00
clock_cache.cc	Add a stat to count secondary cache hits (#8666)	2021-08-16 21:01:14 -07:00
clock_cache.h	Change RocksDB License	2017-07-15 16:11:23 -07:00
lru_cache_test.cc	Add a stat to count secondary cache hits (#8666)	2021-08-16 21:01:14 -07:00
lru_cache.cc	Add a stat to count secondary cache hits (#8666)	2021-08-16 21:01:14 -07:00
lru_cache.h	Add a stat to count secondary cache hits (#8666)	2021-08-16 21:01:14 -07:00
sharded_cache.cc	Add a stat to count secondary cache hits (#8666)	2021-08-16 21:01:14 -07:00
sharded_cache.h	Add a stat to count secondary cache hits (#8666)	2021-08-16 21:01:14 -07:00