netstat --statistics разъясните, пожалуйста
netstat -st -s отображает сетевую статистику -t TCP-cокет
ниже вывод. разъясните, пожалуйста, что здесь что, зачем, почему, т.п. или дайте, пожалуйста, ссылки на мануал где можно получить подробную информацию о том что за параметры и с чем их едят. спасибо.
IcmpMsg: InType0: 134 InType3: 211096 InType4: 1 InType5: 11 InType8: 23 InType11: 4390 OutType0: 23 OutType3: 19986 OutType8: 134 Tcp: 3599755 active connections openings 4305975 passive connection openings 136178 failed connection attempts 334652 connection resets received 37869 connections established 657961999 segments received 656150660 segments send out 3350100 segments retransmited 0 bad segments received. 1454194 resets sent UdpLite: TcpExt: 316 resets received for embryonic SYN_RECV sockets 24 packets pruned from receive queue because of socket buffer overrun 17 ICMP packets dropped because they were out-of-window 3617670 TCP sockets finished time wait in fast timer 534586 time wait sockets recycled by time stamp 4 packets rejects in established connections because of timestamp 19931811 delayed acks sent 5802 delayed acks further delayed because of locked socket Quick ack mode was activated 357742 times 5 times the listen queue of a socket overflowed 5 SYNs to LISTEN sockets ignored 6373248 packets directly queued to recvmsg prequeue. 1927316891 packets directly received from backlog 3342476955 packets directly received from prequeue 242446449 packets header predicted 9773623 packets header predicted and directly queued to user 103994440 acknowledgments not containing data received 210875823 predicted acknowledgments 4383 times recovered from packet loss due to fast retransmit 277764 times recovered from packet loss due to SACK data 4 bad SACKs received Detected reordering 1604 times using FACK Detected reordering 3373 times using SACK Detected reordering 1 times using reno fast retransmit Detected reordering 4 times using time stamp 248 congestion windows fully recovered 78 congestion windows partially recovered using Hoe heuristic TCPDSACKUndo: 104479 18858 congestion windows recovered after partial ack 255639 TCP data loss events TCPLostRetransmit: 18451 6459 timeouts after reno fast retransmit 95801 timeouts after SACK recovery 10384 timeouts in loss state 638006 fast retransmits 49844 forward retransmits 245147 retransmits in slow start 1542790 other TCP timeouts TCPRenoRecoveryFail: 1616 23839 sack retransmits failed 2993 packets collapsed in receive queue due to low socket buffer 331549 DSACKs sent for old packets 7359 DSACKs sent for out of order packets 340384 DSACKs received 955 DSACKs for out of order packets received 760382 connections reset due to unexpected data 439 connections reset due to early user close 158795 connections aborted due to timeout TCPSACKDiscard: 14 TCPDSACKIgnoredOld: 205043 TCPDSACKIgnoredNoUndo: 21163 TCPSpuriousRTOs: 2444 TCPSackShiftFallback: 3024825 IpExt: InMcastPkts: 3192 InBcastPkts: 522812 OutBcastPkts: 359 InOctets: 1115926891 OutOctets: 799256900 InMcastOctets: 114912 InBcastOctets: 138179866 OutBcastOctets: 80691