_commands

$ lttng create
$ lttng enable-event -u -a
$ lttng start
$ ./memcached

    Generate some traffic. There are some printfs that indicate that both tracepoints should be hit.

$ lttng stop
$ lttng destroy

cmd_get.tp

// Get command request. Whenever a worker processes a get command.
TRACEPOINT_EVENT(
	memcached,
	cmd_get,
	TP_ARGS(char *, key, int, vlen),
	TP_FIELDS(
		ctf_string(message, key)
		ctf_integer(int, vlen, vlen)
	)
)

server_start.tp

// Server starting tracepoint (should be hit once at the beginning of the execution)
TRACEPOINT_EVENT(
	memcached,
	server_start,
	TP_ARGS(int, test),
	TP_FIELDS(
		ctf_integer(int, test, test)
	)
)