add test trace

service/testtrace.lua

@@ -0,0 +1,28 @@
+local skynet = require "skynet"
+
+local trace_cache = {}
+
+skynet.trace_callback(function(handle, ti)
+	-- skynet will call this function when the thread which create handle(traceid) end, and pass the time (ti)
+	print("TRACE",trace_cache[handle],ti)
+	trace_cache[handle] = nil
+end)
+
+local function f (i)
+	-- create a trace object
+	local traceid = skynet.trace()
+	-- name traceid in trace_cache[]
+	trace_cache[traceid] = "thread " .. i
+
+	for i=1,i do
+		skynet.sleep(i)
+	end
+end
+
+skynet.start(function()
+	for i = 1 , 100 do
+		skynet.fork(f, i)
+	end
+end)
+
+