NAME¶

tapset::udp - systemtap udp probe points

DESCRIPTION¶

This family of probe points is used to probe UDP layer activities. It contains the following probe points:

udp.sendmsg

 

Fires whenever sending a udp message

 

Arguments:

 

sock
network socket

 

size
number of bytes to send

 

udp.sendmsg.return

 

Fires whenever sending message is done

 

Arguments:

 

size
number of bytes sent

 

udp.recvmsg

 

Fires whenever a message is received

 

Arguments:

 

sock
network socket

 

size
number of bytes to be received

 

udp.recvmsg.return

 

Fires whenever message receiving is done

 

Arguments:

 

size
number of bytes received

 

udp.disconnect

 

Fires whenever udp is disconnected

 

Arguments:

 

sock
network socket

 

flags
flags (e.g. FIN, etc)

 

udp.disconnect.return

 

Fires when returning from udp.disconnect

 

Arguments:

 

ret
error code (0: no error)

 

SEE ALSO¶

stap(1), stapprobes(3stap)