remove ssm and add string id

service/bootstrap.lua

@@ -8,8 +8,6 @@ skynet.start(function()
 	local launcher = assert(skynet.launch("snlua","launcher"))
 	skynet.name(".launcher", launcher)
 
-	skynet.newservice "garbagecollect"
-
 	local harbor_id = tonumber(skynet.getenv "harbor" or 0)
 	if harbor_id == 0 then
 		assert(standalone ==  nil)

service/garbagecollect.lua

@@ -1,26 +0,0 @@
-local skynet = require "skynet"
-local ssm = require "skynet.ssm"
-
-local function ssm_info()
-	return ssm.info()
-end
-
-local function collect()
-	local info = {}
-	while true do
---		while ssm.collect(false, info) do
---			skynet.error(string.format("Collect %d strings from %s, sweep %d", info.n, info.key, info.sweep))
---		end
-		ssm.collect(true)
-		skynet.sleep(50)
-	end
-end
-
-skynet.start(function()
-	if ssm.disable then
-		skynet.error "Short String Map (SSM) Disabled"
-		skynet.exit()
-	end
-	skynet.info_func(ssm_info)
-	skynet.fork(collect)
-end)