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Use emhash hashmap (2x faster)

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This commit is contained in:
Vitaliy Filippov
2025-12-02 01:52:12 +03:00
parent 8189c3a4ef
commit af710d3c65
4 changed files with 10 additions and 5 deletions
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src/blockstore/blockstore_heap.h
+4 -3
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@@ -11,7 +11,8 @@
#include <vector>
#include "../client/object_id.h"
//#include "../../cpp-btree/btree_map.h"
#include "../../emhash/hash_table5.hpp"
#include "../../emhash/hash_table7.hpp"
#include "blockstore_disk.h"
#include "multilist.h"
@@ -137,9 +138,9 @@ class blockstore_heap_t
uint32_t target_block_free_space = 800;
uint64_t next_lsn = 0;
std::unordered_map<pool_id_t, pool_shard_settings_t> pool_shard_settings;
emhash7::HashMap<pool_id_t, pool_shard_settings_t> pool_shard_settings;
// PG => inode => stripe => block number
std::unordered_map<uint64_t, std::unordered_map<inode_t, std::unordered_map<uint64_t, uint64_t>>> block_index;
emhash7::HashMap<uint64_t, emhash7::HashMap<inode_t, emhash5::HashMap<uint64_t, uint64_t>>> block_index;
std::vector<heap_block_info_t> block_info;
allocator_t *data_alloc = NULL;
multilist_index_t *meta_alloc = NULL;