external/ton
1
0
Fork 0
mirror of https://github.com/ton-blockchain/ton synced 2025-03-09 15:40:10 +00:00
Code Issues Releases Wiki Activity

integrating the existing state of TON Storage / TON Payments / CPS Fift development branches

Browse source
This commit is contained in:
ton 2020-05-27 22:10:46 +04:00
parent 040df63c98
commit 4e2624459b
153 changed files with 10760 additions and 1695 deletions
Download patch file Download diff file Expand all files Collapse all files

51
rldp2/RttStats.cpp Normal file
View file

@ -0,0 +1,51 @@
#include "RttStats.h"
#include <cmath>
namespace ton {
namespace rldp2 {
void RttStats::on_rtt_sample(double rtt_sample, double ack_delay, td::Timestamp now) {
if (rtt_sample < 0.001 || rtt_sample > 10) {
LOG(WARNING) << "Suspicious rtt sample " << rtt_sample;
return;
}
if (ack_delay < -1e-9 || ack_delay > 10) {
LOG(WARNING) << "Suspicious ack_delay " << ack_delay;
return;
}
rtt_sample = td::max(0.01, rtt_sample);
last_rtt = rtt_sample;
windowed_min_rtt_stat.add_event(rtt_sample, now.at());
auto windowed_min_rtt_sample = windowed_min_rtt_stat.get_stat(now.at()).get_stat();
if (windowed_min_rtt_sample) {
windowed_min_rtt = windowed_min_rtt_sample.value();
}
if (smoothed_rtt < 0) {
// ignore ack_delay just because
min_rtt = last_rtt;
smoothed_rtt = last_rtt;
rtt_var = last_rtt / 2;
} else {
if (rtt_sample < min_rtt) {
min_rtt = rtt_sample;
}
double adjusted_rtt = rtt_sample;
if (adjusted_rtt - ack_delay > min_rtt) {
adjusted_rtt -= ack_delay;
}
smoothed_rtt += (adjusted_rtt - smoothed_rtt) / 8;
double var = fabs(smoothed_rtt - adjusted_rtt);
rtt_var += (var - rtt_var) / 4;
}
if (td::Timestamp::in(smoothed_rtt, rtt_round_at).is_in_past(now)) {
rtt_round_at = now;
rtt_round++;
}
}
} // namespace rldp2
} // namespace ton