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Differential D529 Diff 1378 src/bench/mempool_eviction.cpp

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src/bench/mempool_eviction.cpp

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// mempool. Code needs to be written to generate a much wider variety of // mempool. Code needs to be written to generate a much wider variety of
// unique transactions for a more meaningful performance measurement. // unique transactions for a more meaningful performance measurement.
static void MempoolEviction(benchmark::State &state) { static void MempoolEviction(benchmark::State &state) {
CMutableTransaction tx1 = CMutableTransaction(); CMutableTransaction tx1 = CMutableTransaction();
tx1.vin.resize(1); tx1.vin.resize(1);
tx1.vin[0].scriptSig = CScript() << OP_1; tx1.vin[0].scriptSig = CScript() << OP_1;
tx1.vout.resize(1); tx1.vout.resize(1);
tx1.vout[0].scriptPubKey = CScript() << OP_1 << OP_EQUAL; tx1.vout[0].scriptPubKey = CScript() << OP_1 << OP_EQUAL;
tx1.vout[0].nValue = 10 * COIN; tx1.vout[0].nValue = 10 * COIN.GetSatoshis();
CMutableTransaction tx2 = CMutableTransaction(); CMutableTransaction tx2 = CMutableTransaction();
tx2.vin.resize(1); tx2.vin.resize(1);
tx2.vin[0].scriptSig = CScript() << OP_2; tx2.vin[0].scriptSig = CScript() << OP_2;
tx2.vout.resize(1); tx2.vout.resize(1);
tx2.vout[0].scriptPubKey = CScript() << OP_2 << OP_EQUAL; tx2.vout[0].scriptPubKey = CScript() << OP_2 << OP_EQUAL;
tx2.vout[0].nValue = 10 * COIN; tx2.vout[0].nValue = 10 * COIN.GetSatoshis();
CMutableTransaction tx3 = CMutableTransaction(); CMutableTransaction tx3 = CMutableTransaction();
tx3.vin.resize(1); tx3.vin.resize(1);
tx3.vin[0].prevout = COutPoint(tx2.GetId(), 0); tx3.vin[0].prevout = COutPoint(tx2.GetId(), 0);
tx3.vin[0].scriptSig = CScript() << OP_2; tx3.vin[0].scriptSig = CScript() << OP_2;
tx3.vout.resize(1); tx3.vout.resize(1);
tx3.vout[0].scriptPubKey = CScript() << OP_3 << OP_EQUAL; tx3.vout[0].scriptPubKey = CScript() << OP_3 << OP_EQUAL;
tx3.vout[0].nValue = 10 * COIN; tx3.vout[0].nValue = 10 * COIN.GetSatoshis();
CMutableTransaction tx4 = CMutableTransaction(); CMutableTransaction tx4 = CMutableTransaction();
tx4.vin.resize(2); tx4.vin.resize(2);
tx4.vin[0].prevout.SetNull(); tx4.vin[0].prevout.SetNull();
tx4.vin[0].scriptSig = CScript() << OP_4; tx4.vin[0].scriptSig = CScript() << OP_4;
tx4.vin[1].prevout.SetNull(); tx4.vin[1].prevout.SetNull();
tx4.vin[1].scriptSig = CScript() << OP_4; tx4.vin[1].scriptSig = CScript() << OP_4;
tx4.vout.resize(2); tx4.vout.resize(2);
tx4.vout[0].scriptPubKey = CScript() << OP_4 << OP_EQUAL; tx4.vout[0].scriptPubKey = CScript() << OP_4 << OP_EQUAL;
tx4.vout[0].nValue = 10 * COIN; tx4.vout[0].nValue = 10 * COIN.GetSatoshis();
tx4.vout[1].scriptPubKey = CScript() << OP_4 << OP_EQUAL; tx4.vout[1].scriptPubKey = CScript() << OP_4 << OP_EQUAL;
tx4.vout[1].nValue = 10 * COIN; tx4.vout[1].nValue = 10 * COIN.GetSatoshis();
CMutableTransaction tx5 = CMutableTransaction(); CMutableTransaction tx5 = CMutableTransaction();
tx5.vin.resize(2); tx5.vin.resize(2);
tx5.vin[0].prevout = COutPoint(tx4.GetId(), 0); tx5.vin[0].prevout = COutPoint(tx4.GetId(), 0);
tx5.vin[0].scriptSig = CScript() << OP_4; tx5.vin[0].scriptSig = CScript() << OP_4;
tx5.vin[1].prevout.SetNull(); tx5.vin[1].prevout.SetNull();
tx5.vin[1].scriptSig = CScript() << OP_5; tx5.vin[1].scriptSig = CScript() << OP_5;
tx5.vout.resize(2); tx5.vout.resize(2);
tx5.vout[0].scriptPubKey = CScript() << OP_5 << OP_EQUAL; tx5.vout[0].scriptPubKey = CScript() << OP_5 << OP_EQUAL;
tx5.vout[0].nValue = 10 * COIN; tx5.vout[0].nValue = 10 * COIN.GetSatoshis();
tx5.vout[1].scriptPubKey = CScript() << OP_5 << OP_EQUAL; tx5.vout[1].scriptPubKey = CScript() << OP_5 << OP_EQUAL;
tx5.vout[1].nValue = 10 * COIN; tx5.vout[1].nValue = 10 * COIN.GetSatoshis();
CMutableTransaction tx6 = CMutableTransaction(); CMutableTransaction tx6 = CMutableTransaction();
tx6.vin.resize(2); tx6.vin.resize(2);
tx6.vin[0].prevout = COutPoint(tx4.GetId(), 1); tx6.vin[0].prevout = COutPoint(tx4.GetId(), 1);
tx6.vin[0].scriptSig = CScript() << OP_4; tx6.vin[0].scriptSig = CScript() << OP_4;
tx6.vin[1].prevout.SetNull(); tx6.vin[1].prevout.SetNull();
tx6.vin[1].scriptSig = CScript() << OP_6; tx6.vin[1].scriptSig = CScript() << OP_6;
tx6.vout.resize(2); tx6.vout.resize(2);
tx6.vout[0].scriptPubKey = CScript() << OP_6 << OP_EQUAL; tx6.vout[0].scriptPubKey = CScript() << OP_6 << OP_EQUAL;
tx6.vout[0].nValue = 10 * COIN; tx6.vout[0].nValue = 10 * COIN.GetSatoshis();
tx6.vout[1].scriptPubKey = CScript() << OP_6 << OP_EQUAL; tx6.vout[1].scriptPubKey = CScript() << OP_6 << OP_EQUAL;
tx6.vout[1].nValue = 10 * COIN; tx6.vout[1].nValue = 10 * COIN.GetSatoshis();
CMutableTransaction tx7 = CMutableTransaction(); CMutableTransaction tx7 = CMutableTransaction();
tx7.vin.resize(2); tx7.vin.resize(2);
tx7.vin[0].prevout = COutPoint(tx5.GetId(), 0); tx7.vin[0].prevout = COutPoint(tx5.GetId(), 0);
tx7.vin[0].scriptSig = CScript() << OP_5; tx7.vin[0].scriptSig = CScript() << OP_5;
tx7.vin[1].prevout = COutPoint(tx6.GetId(), 0); tx7.vin[1].prevout = COutPoint(tx6.GetId(), 0);
tx7.vin[1].scriptSig = CScript() << OP_6; tx7.vin[1].scriptSig = CScript() << OP_6;
tx7.vout.resize(2); tx7.vout.resize(2);
tx7.vout[0].scriptPubKey = CScript() << OP_7 << OP_EQUAL; tx7.vout[0].scriptPubKey = CScript() << OP_7 << OP_EQUAL;
tx7.vout[0].nValue = 10 * COIN; tx7.vout[0].nValue = 10 * COIN.GetSatoshis();
tx7.vout[1].scriptPubKey = CScript() << OP_7 << OP_EQUAL; tx7.vout[1].scriptPubKey = CScript() << OP_7 << OP_EQUAL;
tx7.vout[1].nValue = 10 * COIN; tx7.vout[1].nValue = 10 * COIN.GetSatoshis();
CTxMemPool pool(CFeeRate(1000)); CTxMemPool pool(CFeeRate(1000));
while (state.KeepRunning()) { while (state.KeepRunning()) {
AddTx(tx1, 10000LL, pool); AddTx(tx1, 10000LL, pool);
AddTx(tx2, 5000LL, pool); AddTx(tx2, 5000LL, pool);
AddTx(tx3, 20000LL, pool); AddTx(tx3, 20000LL, pool);
AddTx(tx4, 7000LL, pool); AddTx(tx4, 7000LL, pool);
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