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tx_pool: use new filling algorithm from v5 only

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moneromooo-monero 2017-03-20 18:01:46 +00:00
parent 5b7c6ced80
commit 266492e919
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GPG key ID: 686F07454D6CEFC3
1 changed files with 30 additions and 20 deletions
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28
src/cryptonote_core/tx_pool.cpp
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@ -614,7 +614,7 @@ namespace cryptonote
CRITICAL_REGION_LOCAL(m_transactions_lock); CRITICAL_REGION_LOCAL(m_transactions_lock);
uint64_t best_coinbase = 0; uint64_t best_coinbase = 0, coinbase;
total_size = 0; total_size = 0;
fee = 0; fee = 0;
@ -622,11 +622,9 @@ namespace cryptonote
get_block_reward(median_size, total_size, already_generated_coins, best_coinbase, version); get_block_reward(median_size, total_size, already_generated_coins, best_coinbase, version);
#if 1 size_t max_total_size_pre_v5 = (130 * median_size) / 100 - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
size_t max_total_size = (130 * median_size) / 100 - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE; size_t max_total_size_v5 = 2 * median_size - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
#else size_t max_total_size = version >= 5 ? max_total_size_v5 : max_total_size_pre_v5;
size_t max_total_size = 2 * median_size - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
#endif
std::unordered_set<crypto::key_image> k_images; std::unordered_set<crypto::key_image> k_images;
LOG_PRINT_L2("Filling block template, median size " << median_size << ", " << m_txs_by_fee_and_receive_time.size() << " txes in the pool"); LOG_PRINT_L2("Filling block template, median size " << median_size << ", " << m_txs_by_fee_and_receive_time.size() << " txes in the pool");
@ -644,6 +642,9 @@ namespace cryptonote
continue; continue;
} }
// start using the optimal filling algorithm from v5
if (version >= 5)
{
// If we're getting lower coinbase tx, // If we're getting lower coinbase tx,
// stop including more tx // stop including more tx
uint64_t block_reward; uint64_t block_reward;
@ -653,13 +654,24 @@ namespace cryptonote
sorted_it++; sorted_it++;
continue; continue;
} }
uint64_t coinbase = block_reward + fee + tx_it->second.fee; coinbase = block_reward + fee + tx_it->second.fee;
if (coinbase < template_accept_threshold(best_coinbase)) if (coinbase < template_accept_threshold(best_coinbase))
{ {
LOG_PRINT_L2(" would decrease coinbase to " << print_money(coinbase)); LOG_PRINT_L2(" would decrease coinbase to " << print_money(coinbase));
sorted_it++; sorted_it++;
continue; continue;
} }
}
else
{
// If we've exceeded the penalty free size,
// stop including more tx
if (total_size > median_size)
{
LOG_PRINT_L2(" would exceed median block size");
break;
}
}
// Skip transactions that are not ready to be // Skip transactions that are not ready to be
// included into the blockchain or that are // included into the blockchain or that are
@ -680,9 +692,7 @@ namespace cryptonote
bl.tx_hashes.push_back(tx_it->first); bl.tx_hashes.push_back(tx_it->first);
total_size += tx_it->second.blob_size; total_size += tx_it->second.blob_size;
fee += tx_it->second.fee; fee += tx_it->second.fee;
#if 0
best_coinbase = coinbase; best_coinbase = coinbase;
#endif
append_key_images(k_images, tx_it->second.tx); append_key_images(k_images, tx_it->second.tx);
sorted_it++; sorted_it++;
LOG_PRINT_L2(" added, new block size " << total_size << "/" << max_total_size << ", coinbase " << print_money(best_coinbase)); LOG_PRINT_L2(" added, new block size " << total_size << "/" << max_total_size << ", coinbase " << print_money(best_coinbase));