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also use separate lower limits for up and download rates in the TCP/uTP mixed mode algorithm

This commit is contained in:
Arvid Norberg 2011-10-11 05:05:09 +00:00
parent 8aed4eaa7f
commit 744a3be65d
1 changed files with 3 additions and 1 deletions
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4
src/session_impl.cpp
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@ -2711,6 +2711,8 @@ namespace aux {
bandwidth_channel* tcp_channel[] = { &m_tcp_upload_channel, &m_tcp_download_channel }; bandwidth_channel* tcp_channel[] = { &m_tcp_upload_channel, &m_tcp_download_channel };
int stat_rate[] = {m_stat.upload_rate(), m_stat.download_rate() }; int stat_rate[] = {m_stat.upload_rate(), m_stat.download_rate() };
// never throttle below this
int lower_limit[] = {5000, 30000};
for (int i = 0; i < 2; ++i) for (int i = 0; i < 2; ++i)
{ {
@ -2725,7 +2727,7 @@ namespace aux {
int total_peers = num_peers[0][i] + num_peers[1][i]; int total_peers = num_peers[0][i] + num_peers[1][i];
// this are 64 bits since it's multiplied by the number // this are 64 bits since it's multiplied by the number
// of peers, which otherwise might overflow an int // of peers, which otherwise might overflow an int
boost::uint64_t rate = (std::max)(stat_rate[i], 20000); boost::uint64_t rate = (std::max)(stat_rate[i], lower_limit[i]);
tcp_channel[i]->throttle(int(rate * num_peers[0][i] / total_peers)); tcp_channel[i]->throttle(int(rate * num_peers[0][i] / total_peers));
} }
} }