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Adjust difficulty target (2 min) and full reward zone (60 kbytes) for block version 2

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This commit is contained in:
Javier Smooth
2015-11-05 01:58:47 -08:00
parent ea7380aa7f
commit 4fea1a5fe7
8 changed files with 38 additions and 26 deletions
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13
src/cryptonote_core/blockchain.cpp
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@@ -910,7 +910,7 @@ bool Blockchain::validate_miner_transaction(const block& b, size_t cumulative_bl
std::vector<size_t> last_blocks_sizes;
get_last_n_blocks_sizes(last_blocks_sizes, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
if (!get_block_reward(epee::misc_utils::median(last_blocks_sizes), cumulative_block_size, already_generated_coins, base_reward))
if (!get_block_reward(epee::misc_utils::median(last_blocks_sizes), cumulative_block_size, already_generated_coins, base_reward, get_current_hard_fork_version()))
{
LOG_PRINT_L1("block size " << cumulative_block_size << " is bigger than allowed for this blockchain");
return false;
@@ -2604,11 +2604,12 @@ bool Blockchain::handle_block_to_main_chain(const block& bl, const crypto::hash&
TIME_MEASURE_FINISH(addblock);
update_next_cumulative_size_limit();
// this will not fail since check succeeded above
m_hardfork->add(bl, new_height - 1);
// do this after updating the hard fork state since the size limit may change due to fork
update_next_cumulative_size_limit();
LOG_PRINT_L1("+++++ BLOCK SUCCESSFULLY ADDED" << std::endl << "id:\t" << id << std::endl << "PoW:\t" << proof_of_work << std::endl << "HEIGHT " << new_height << ", difficulty:\t" << current_diffic << std::endl << "block reward: " << print_money(fee_summary + base_reward) << "(" << print_money(base_reward) << " + " << print_money(fee_summary) << "), coinbase_blob_size: " << coinbase_blob_size << ", cumulative size: " << cumulative_block_size << ", " << block_processing_time << "(" << target_calculating_time << "/" << longhash_calculating_time << ")ms");
if(m_show_time_stats)
{
@@ -2630,13 +2631,15 @@ bool Blockchain::handle_block_to_main_chain(const block& bl, const crypto::hash&
//------------------------------------------------------------------
bool Blockchain::update_next_cumulative_size_limit()
{
uint64_t full_reward_zone = get_current_hard_fork_version() < 2 ? CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1 : CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE;
LOG_PRINT_L3("Blockchain::" << __func__);
std::vector<size_t> sz;
get_last_n_blocks_sizes(sz, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
uint64_t median = epee::misc_utils::median(sz);
if(median <= CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE)
median = CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE;
if(median <= full_reward_zone)
median = full_reward_zone;
m_current_block_cumul_sz_limit = median*2;
return true;