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Add C API for setting strict_capacity_limit (#9855)

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Summary:
This allows to set with true the field `strict_capacity_limit` from C
API and other languages that wrap that.

Signed-off-by: Federico Guerinoni <guerinoni.federico@gmail.com>

Closes: https://github.com/facebook/rocksdb/issues/9707

Pull Request resolved: https://github.com/facebook/rocksdb/pull/9855

Reviewed By: ajkr

Differential Revision: D35724150

Pulled By: jay-zhuang

fbshipit-source-id: d8514797e9d90b1cd88329018f9ac4776722aa0f
This commit is contained in:
Federico Guerinoni 2022-04-19 09:34:02 -07:00 committed by Facebook GitHub Bot
parent 690f1edf37
commit bbf5867353
2 changed files with 10 additions and 0 deletions
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8
db/c.cc
View File

@ -4193,6 +4193,14 @@ rocksdb_cache_t* rocksdb_cache_create_lru(size_t capacity) {
return c;
}
rocksdb_cache_t* rocksdb_cache_create_lru_with_strict_capacity_limit(
size_t capacity) {
rocksdb_cache_t* c = new rocksdb_cache_t;
c->rep = NewLRUCache(capacity);
c->rep->SetStrictCapacityLimit(true);
return c;
}
rocksdb_cache_t* rocksdb_cache_create_lru_opts(
rocksdb_lru_cache_options_t* opt) {
rocksdb_cache_t* c = new rocksdb_cache_t;

2
include/rocksdb/c.h
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@ -1766,6 +1766,8 @@ extern ROCKSDB_LIBRARY_API void rocksdb_lru_cache_options_set_memory_allocator(
extern ROCKSDB_LIBRARY_API rocksdb_cache_t* rocksdb_cache_create_lru(
size_t capacity);
extern ROCKSDB_LIBRARY_API rocksdb_cache_t*
rocksdb_cache_create_lru_with_strict_capacity_limit(size_t capacity);
extern ROCKSDB_LIBRARY_API rocksdb_cache_t* rocksdb_cache_create_lru_opts(
rocksdb_lru_cache_options_t*);
extern ROCKSDB_LIBRARY_API void rocksdb_cache_destroy(rocksdb_cache_t* cache);