1TAPSET::TCP(3stap) TAPSET::TCP(3stap)
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6 tapset::tcp - systemtap tcp probe points
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11 This family of probe points is used to probe TCP layer activities. It
12 contains the following probe points:
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15 tcp.sendmsg
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17 Fires whenever sending a tcp message
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19 Arguments:
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21 sock
22 network socket
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24 size
25 number of bytes to send
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28 tcp.sendmsg.return
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30 Fires whenever sending message is done
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32 Arguments:
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34 size
35 number of bytes sent
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38 tcp.recvmsg
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40 Fires whenever a message is received
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42 Arguments:
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44 sock
45 network socket
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47 size
48 number of bytes to be received
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51 tcp.recvmsg.return
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53 Fires whenever message receiving is done
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55 Arguments:
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57 size
58 number of bytes received
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61 tcp.disconnect
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63 Fires whenever tcp is disconnected
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65 Arguments:
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67 sock
68 network socket
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70 flags
71 TCP flags (e.g. FIN, etc)
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74 tcp.disconnect.return
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76 Fires when returning from tcp.disconnect
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78 Arguments:
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80 ret
81 error code (0: no error)
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85 stap(1), stapprobes(3stap)
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90IBM, Intel TAPSET::TCP(3stap)