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| author | Howard Chu <hyc@symas.com> | 2017-02-18 17:27:33 +0000 |
|---|---|---|
| committer | Howard Chu <hyc@symas.com> | 2017-02-18 21:01:24 +0000 |
| commit | dc53e9eef22531902b8bbad7d9ec33cefc211e84 (patch) | |
| tree | f07006248f4197ea5c8b400967f58f2fd3b4b904 /src/blockchain_db | |
| parent | tests: fixup include paths after cryptonote_core split (diff) | |
| download | monero-dc53e9eef22531902b8bbad7d9ec33cefc211e84.tar.xz | |
Add a few read txns to streamline
Slight perf gain, but mainly to reduce spam at loglevel 3
Diffstat (limited to 'src/blockchain_db')
| -rw-r--r-- | src/blockchain_db/lmdb/db_lmdb.cpp | 8 | ||||
| -rw-r--r-- | src/blockchain_db/lmdb/db_lmdb.h | 2 |
2 files changed, 7 insertions, 3 deletions
diff --git a/src/blockchain_db/lmdb/db_lmdb.cpp b/src/blockchain_db/lmdb/db_lmdb.cpp index 0a35325e4..a1b837b6f 100644 --- a/src/blockchain_db/lmdb/db_lmdb.cpp +++ b/src/blockchain_db/lmdb/db_lmdb.cpp @@ -561,7 +561,7 @@ uint64_t BlockchainLMDB::get_estimated_batch_size(uint64_t batch_num_blocks) con { LOG_PRINT_L1("No existing blocks to check for average block size"); } - else if (m_cum_count) + else if (m_cum_count >= num_prev_blocks) { avg_block_size = m_cum_size / m_cum_count; LOG_PRINT_L1("average block size across recent " << m_cum_count << " blocks: " << avg_block_size); @@ -570,6 +570,9 @@ uint64_t BlockchainLMDB::get_estimated_batch_size(uint64_t batch_num_blocks) con } else { + MDB_txn *rtxn; + mdb_txn_cursors *rcurs; + block_rtxn_start(&rtxn, &rcurs); for (uint64_t block_num = block_start; block_num <= block_stop; ++block_num) { uint32_t block_size = get_block_size(block_num); @@ -578,6 +581,7 @@ uint64_t BlockchainLMDB::get_estimated_batch_size(uint64_t batch_num_blocks) con // some blocks were to be skipped for being outliers. ++num_blocks_used; } + block_rtxn_stop(); avg_block_size = total_block_size / num_blocks_used; LOG_PRINT_L1("average block size across recent " << num_blocks_used << " blocks: " << avg_block_size); } @@ -1000,7 +1004,7 @@ tx_out BlockchainLMDB::output_from_blob(const blobdata& blob) const void BlockchainLMDB::check_open() const { - LOG_PRINT_L3("BlockchainLMDB::" << __func__); +// LOG_PRINT_L3("BlockchainLMDB::" << __func__); if (!m_open) throw0(DB_ERROR("DB operation attempted on a not-open DB instance")); } diff --git a/src/blockchain_db/lmdb/db_lmdb.h b/src/blockchain_db/lmdb/db_lmdb.h index e7faf8cdc..57c2a5e39 100644 --- a/src/blockchain_db/lmdb/db_lmdb.h +++ b/src/blockchain_db/lmdb/db_lmdb.h @@ -372,7 +372,7 @@ private: uint64_t m_num_txs; uint64_t m_num_outputs; mutable uint64_t m_cum_size; // used in batch size estimation - mutable int m_cum_count; + mutable unsigned int m_cum_count; std::string m_folder; mdb_txn_safe* m_write_txn; // may point to either a short-lived txn or a batch txn mdb_txn_safe* m_write_batch_txn; // persist batch txn outside of BlockchainLMDB |