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Use 500k starting difficulty for autodiff

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SChernykh 2024-04-03 10:58:35 +02:00
parent dd17372ec0
commit adf3f5df19
1 changed files with 6 additions and 2 deletions
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8
src/stratum_server.cpp
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@ -33,6 +33,8 @@ static constexpr uint64_t AUTO_DIFF_TARGET_TIME = 30;
// Use short target format (4 bytes) for diff <= 4 million
static constexpr uint64_t TARGET_4_BYTES_LIMIT = std::numeric_limits<uint64_t>::max() / 4000001;
static constexpr uint64_t AUTODIFF_START = std::numeric_limits<uint64_t>::max() / 500001;
static constexpr int32_t BAD_SHARE_POINTS = -5;
static constexpr int32_t GOOD_SHARE_POINTS = 1;
static constexpr int32_t BAN_THRESHOLD_POINTS = -15;
@ -271,7 +273,7 @@ bool StratumServer::on_login(StratumClient* client, uint32_t id, const char* log
}
else if (m_autoDiff) {
// Limit autodiff to 4000000 for maximum compatibility
target = std::max(target, TARGET_4_BYTES_LIMIT);
target = std::max(std::max(target, AUTODIFF_START), TARGET_4_BYTES_LIMIT);
}
if (get_custom_user(login, client->m_customUser)) {
@ -764,7 +766,9 @@ void StratumServer::on_blobs_ready()
target = std::max(target, client->m_autoDiff.target());
}
else {
// Not enough shares from the client yet, cut diff in half every 16 seconds
// Not enough shares from the client yet, start with 500k diff and cut diff in half every 16 seconds
target = std::max(target, AUTODIFF_START);
const uint64_t num_halvings = (cur_time - client->m_connectedTime) / 16;
constexpr uint64_t max_target = (std::numeric_limits<uint64_t>::max() / MIN_DIFF) + 1;
for (uint64_t i = 0; (i < num_halvings) && (target < max_target); ++i) {