From 962d223e5c22c905d682289b0c489c603983bc4f Mon Sep 17 00:00:00 2001 From: MarcoFalke Date: Tue, 17 Apr 2018 19:15:46 -0400 Subject: [PATCH] bench: Move constructors out of mempool_eviction hot loop --- src/bench/mempool_eviction.cpp | 30 +++++++++++++++++++----------- 1 file changed, 19 insertions(+), 11 deletions(-) diff --git a/src/bench/mempool_eviction.cpp b/src/bench/mempool_eviction.cpp index e05a5e3d1..55507146c 100644 --- a/src/bench/mempool_eviction.cpp +++ b/src/bench/mempool_eviction.cpp @@ -9,16 +9,16 @@ #include #include -static void AddTx(const CMutableTransaction& tx, const CAmount& nFee, CTxMemPool& pool) +static void AddTx(const CTransactionRef& tx, const CAmount& nFee, CTxMemPool& pool) { int64_t nTime = 0; unsigned int nHeight = 1; bool spendsCoinbase = false; unsigned int sigOpCost = 4; LockPoints lp; - pool.addUnchecked(tx.GetHash(), CTxMemPoolEntry( - MakeTransactionRef(tx), nFee, nTime, nHeight, - spendsCoinbase, sigOpCost, lp)); + pool.addUnchecked(tx->GetHash(), CTxMemPoolEntry( + tx, nFee, nTime, nHeight, + spendsCoinbase, sigOpCost, lp)); } // Right now this is only testing eviction performance in an extremely small @@ -97,15 +97,23 @@ static void MempoolEviction(benchmark::State& state) tx7.vout[1].nValue = 10 * COIN; CTxMemPool pool; + // Create transaction references outside the "hot loop" + const CTransactionRef tx1_r{MakeTransactionRef(tx1)}; + const CTransactionRef tx2_r{MakeTransactionRef(tx2)}; + const CTransactionRef tx3_r{MakeTransactionRef(tx3)}; + const CTransactionRef tx4_r{MakeTransactionRef(tx4)}; + const CTransactionRef tx5_r{MakeTransactionRef(tx5)}; + const CTransactionRef tx6_r{MakeTransactionRef(tx6)}; + const CTransactionRef tx7_r{MakeTransactionRef(tx7)}; while (state.KeepRunning()) { - AddTx(tx1, 10000LL, pool); - AddTx(tx2, 5000LL, pool); - AddTx(tx3, 20000LL, pool); - AddTx(tx4, 7000LL, pool); - AddTx(tx5, 1000LL, pool); - AddTx(tx6, 1100LL, pool); - AddTx(tx7, 9000LL, pool); + AddTx(tx1_r, 10000LL, pool); + AddTx(tx2_r, 5000LL, pool); + AddTx(tx3_r, 20000LL, pool); + AddTx(tx4_r, 7000LL, pool); + AddTx(tx5_r, 1000LL, pool); + AddTx(tx6_r, 1100LL, pool); + AddTx(tx7_r, 9000LL, pool); pool.TrimToSize(pool.DynamicMemoryUsage() * 3 / 4); pool.TrimToSize(GetVirtualTransactionSize(tx1)); }