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1
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[2.4.1-RELEASE][root@nj1-tanblue.flt]/root: netstat -sp tcp [58/1838]
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2
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tcp:
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3
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2138 packets sent
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4
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702 data packets (74751 bytes)
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5
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0 data packets (0 bytes) retransmitted
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6
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0 data packets unnecessarily retransmitted
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7
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0 resends initiated by MTU discovery
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8
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1366 ack-only packets (0 delayed)
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9
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0 URG only packets
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10
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0 window probe packets
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11
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0 window update packets
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12
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70 control packets
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13
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1626 packets received
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14
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676 acks (for 74643 bytes)
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15
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0 duplicate acks
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16
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0 acks for unsent data
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17
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650 packets (192795 bytes) received in-sequence
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18
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0 completely duplicate packets (0 bytes)
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19
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0 old duplicate packets
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20
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0 packets with some dup. data (0 bytes duped)
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21
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0 out-of-order packets (0 bytes)
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22
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0 packets (0 bytes) of data after window
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23
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0 window probes
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24
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0 window update packets
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25
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0 packets received after close
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26
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0 discarded for bad checksums
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27
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0 discarded for bad header offset fields
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28
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0 discarded because packet too short
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29
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0 discarded due to memory problems
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30
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62 connection requests
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31
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8 connection accepts
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32
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0 bad connection attempts
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33
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0 listen queue overflows
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34
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0 ignored RSTs in the windows
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35
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14 connections established (including accepts)
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36
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4 times used RTT from hostcache
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37
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4 times used RTT variance from hostcache
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38
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0 times used slow-start threshold from hostcache
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39
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73 connections closed (including 4 drops)
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40
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10 connections updated cached RTT on close
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41
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10 connections updated cached RTT variance on close
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42
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0 connections updated cached ssthresh on close
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43
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56 embryonic connections dropped [16/1838]
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44
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676 segments updated rtt (of 700 attempts)
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45
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448 retransmit timeouts
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46
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0 connections dropped by rexmit timeout
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47
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0 persist timeouts
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48
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0 connections dropped by persist timeout
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49
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0 Connections (fin_wait_2) dropped because of timeout
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50
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56 keepalive timeouts
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51
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0 keepalive probes sent
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52
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56 connections dropped by keepalive
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53
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572 correct ACK header predictions
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54
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605 correct data packet header predictions
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55
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45 syncache entries added
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56
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335 retransmitted
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57
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219 dupsyn
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58
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67 dropped
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59
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8 completed
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60
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0 bucket overflow
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61
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0 cache overflow
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62
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0 reset
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63
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36 stale
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64
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0 aborted
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65
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0 badack
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66
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0 unreach
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67
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0 zone failures
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68
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112 cookies sent
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69
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0 cookies received
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70
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3 hostcache entries added
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71
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0 bucket overflow
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72
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0 SACK recovery episodes
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73
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0 segment rexmits in SACK recovery episodes
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74
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0 byte rexmits in SACK recovery episodes
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75
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0 SACK options (SACK blocks) received
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76
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0 SACK options (SACK blocks) sent
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77
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0 SACK scoreboard overflow
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78
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0 packets with ECN CE bit set
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79
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0 packets with ECN ECT(0) bit set
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80
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0 packets with ECN ECT(1) bit set
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81
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0 successful ECN handshakes
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82
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0 times ECN reduced the congestion window
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83
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0 packets with matching signature received
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84
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0 packets with bad signature received
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85
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504 times failed to make signature due to no SA
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86
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0 times unexpected signature received
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87
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0 times no signature provided by segment
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88
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TCP connection count by state:
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89
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0 connections in CLOSED state
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90
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8 connections in LISTEN state
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91
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0 connections in SYN_SENT state
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92
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1 connection in SYN_RCVD state
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93
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2 connections in ESTABLISHED state
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94
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0 connections in CLOSE_WAIT state
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95
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0 connections in FIN_WAIT_1 state
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96
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0 connections in CLOSING state
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97
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0 connections in LAST_ACK state
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98
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0 connections in FIN_WAIT_2 state
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99
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0 connections in TIME_WAIT state
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100
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