Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /opt/rh/gcc-toolset-11/root/usr/share/systemtap/examples/network/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

#!/opt/rh/gcc-toolset-11/root/usr/bin/stap

############################################################
# netdev.stp
# Author: Breno Leitao <[email protected]>
# An example script to show how a netdev works and its
# functions
############################################################


probe netdev.get_stats ? {
	printf("%s was asked for statistics structure\n", dev_name)
}

probe netdev.register{
	printf("Registering netdev_name %s\n", dev_name)
}

probe netdev.unregister{
	printf("Unregistering netdev %s\n", dev_name)
}

probe netdev.ioctl{
	printf("Netdev ioctl raised with param: %d and arg: %s\n", cmd, arg)
}

probe netdev.set_promiscuity {
	if (enable)
		printf("Device %s entering in promiscuous mode\n", dev_name)
	else
		printf("Device %s leaving promiscuous mode\n", dev_name)
}

probe netdev.change_rx_flag ? {
	printf("Device %s is changing its RX flags to %d\n", dev_name, flags)
}

probe netdev.change_mtu {
	printf("Changing MTU on device %s from %d to %d\n", dev_name,
				 old_mtu, new_mtu)
}

probe netdev.change_mac {
	printf("Changing MAC address on device %s from %s to %s\n",
				dev_name, old_mac, new_mac)
}

probe netdev.transmit {
	printf("Device %s is sending (queued) a packet with protocol %d\n", dev_name, protocol)
}

probe netdev.hard_transmit {
	printf("Device %s is sending (hard) a packet with protocol %d\n", dev_name, protocol)
}

probe netdev.rx {
	printf("Device %s received a packet with protocol %d\n", dev_name, protocol)
}