net/quic/quic_connection_stats.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "net/quic/quic_connection_stats.h"
   6
   7 using std::ostream;
   8
   9 namespace net {
  10
  11 QuicConnectionStats::QuicConnectionStats()
  12     : bytes_sent(0),
  13       packets_sent(0),
  14       stream_bytes_sent(0),
  15       packets_discarded(0),
  16       bytes_received(0),
  17       packets_received(0),
  18       packets_processed(0),
  19       stream_bytes_received(0),
  20       bytes_retransmitted(0),
  21       packets_retransmitted(0),
  22       bytes_spuriously_retransmitted(0),
  23       packets_spuriously_retransmitted(0),
  24       packets_lost(0),
  25       slowstart_packets_lost(0),
  26       packets_revived(0),
  27       packets_dropped(0),
  28       crypto_retransmit_count(0),
  29       loss_timeout_count(0),
  30       tlp_count(0),
  31       rto_count(0),
  32       spurious_rto_count(0),
  33       min_rtt_us(0),
  34       srtt_us(0),
  35       max_packet_size(0),
  36       estimated_bandwidth(0),
  37       congestion_window(0),
  38       slow_start_threshold(0),
  39       packets_reordered(0),
  40       max_sequence_reordering(0),
  41       max_time_reordering_us(0),
  42       tcp_loss_events(0),
  43       cwnd_increase_congestion_avoidance(0),
  44       cwnd_increase_cubic_mode(0),
  45       connection_creation_time(QuicTime::Zero()) {
  46 }
  47
  48 QuicConnectionStats::~QuicConnectionStats() {}
  49
  50 ostream& operator<<(ostream& os, const QuicConnectionStats& s) {
  51   os << "{ bytes sent: " << s.bytes_sent
  52      << ", packets sent:" << s.packets_sent
  53      << ", stream bytes sent: " << s.stream_bytes_sent
  54      << ", packets discarded: " << s.packets_discarded
  55      << ", bytes received: " << s.bytes_received
  56      << ", packets received: " << s.packets_received
  57      << ", packets processed: " << s.packets_processed
  58      << ", stream bytes received: " << s.stream_bytes_received
  59      << ", bytes retransmitted: " << s.bytes_retransmitted
  60      << ", packets retransmitted: " << s.packets_retransmitted
  61      << ", bytes spuriously retransmitted: " << s.bytes_spuriously_retransmitted
  62      << ", packets spuriously retransmitted: "
  63      << s.packets_spuriously_retransmitted
  64      << ", packets lost: " << s.packets_lost
  65      << ", slowstart packets lost: " << s.slowstart_packets_lost
  66      << ", packets revived: " << s.packets_revived
  67      << ", packets dropped:" << s.packets_dropped
  68      << ", crypto retransmit count: " << s.crypto_retransmit_count
  69      << ", tlp count: " << s.tlp_count
  70      << ", rto count: " << s.rto_count
  71      << ", spurious_rto_count:" << s.spurious_rto_count
  72      << ", min_rtt(us): " << s.min_rtt_us
  73      << ", srtt(us): " << s.srtt_us
  74      << ", max packet size: " << s.max_packet_size
  75      << ", estimated bandwidth: " << s.estimated_bandwidth
  76      << ", congestion window: " << s.congestion_window
  77      << ", slow start threshold: " << s.slow_start_threshold
  78      << ", tcp_loss_events: " << s.tcp_loss_events
  79      << ", packets reordered: " << s.packets_reordered
  80      << ", max sequence reordering: " << s.max_sequence_reordering
  81      << ", max time reordering(us): " << s.max_time_reordering_us
  82      << ", total amount of cwnd increase in TCPCubic, in congestion avoidance: "
  83      << s.cwnd_increase_congestion_avoidance
  84      << ", amount of cwnd increase in TCPCubic, in cubic mode: "
  85      << s.cwnd_increase_cubic_mode
  86      << "}\n";
  87   return os;
  88 }
  89
  90 }  // namespace net