diff --git a/examples/config b/examples/config
index a6d9f5ad..f59fd8ac 100644
--- a/examples/config
+++ b/examples/config
@@ -9,4 +9,3 @@ standalone = "0.0.0.0:2013"
 luaservice = root.."service/?.lua;"..root.."test/?.lua;"..root.."examples/?.lua"
 snax = root.."examples/?.lua;"..root.."test/?.lua"
 cpath = root.."cservice/?.so"
-redis = root .. "examples/redisconf"
diff --git a/examples/lualog.lua b/examples/lualog.lua
deleted file mode 100644
index be323a13..00000000
--- a/examples/lualog.lua
+++ /dev/null
@@ -1,45 +0,0 @@
-local skynet = require "skynet"
-
-local log_level_desc = {
-    [0]     = "NOLOG",
-    [10]     = "DEBUG",
-    [20]      = "INFO",
-    [30]   = "WARNING",
-    [40]     = "ERROR",
-    [50]  = "CRITICAL",
-    [60]     = "FATAL",
-}
-
---
--- log object
---
-function log_format(self)
-    if self.tags and next(self.tags) then
-        return string.format("[%s %s *%s*] [%s]%s %s", self.timestamp,self.level,self.name,table.concat(self.tags, ","),self.src,self.msg)
-    else
-        return string.format("[%s %s *%s*]%s %s", self.timestamp,self.level,self.name,self.src,self.msg)
-    end
-end
-
---
--- end log object
---
-
-local function log(name, modname, level, timestamp, msg, src, tags)
-	print(log_format {
-        name = name,
-        modname = modname,
-        level = log_level_desc[level],
-        timestamp = timestamp,
-        msg = msg,
-        src = src or '',
-        tags = tags,
-	})
-end
-
-skynet.start(function()
-	skynet.dispatch("lua",function(session, from, ...)
-		log(...)
-	end)
-	skynet.register ".lualog"
-end)
diff --git a/examples/main_log.lua b/examples/main_log.lua
index 477db27e..8a5194a0 100644
--- a/examples/main_log.lua
+++ b/examples/main_log.lua
@@ -4,10 +4,7 @@ skynet.start(function()
 	print("Log server start")
 	local service = skynet.newservice("service_mgr")
 	skynet.monitor "simplemonitor"
-	local lualog = skynet.newservice("lualog")
-	local console = skynet.newservice("console")
 	local log = skynet.newservice("globallog")
---	skynet.launch("snlua","testgroup_c 11 1")
 	skynet.exit()
 end)
 
diff --git a/examples/redisconf b/examples/redisconf
deleted file mode 100644
index 6cad7264..00000000
--- a/examples/redisconf
+++ /dev/null
@@ -1,2 +0,0 @@
-main = { host = "127.0.0.1" , port = 6379 , db = 0 }
-
diff --git a/lualib/config.lua b/lualib/config.lua
deleted file mode 100644
index 466833f7..00000000
--- a/lualib/config.lua
+++ /dev/null
@@ -1,9 +0,0 @@
-local function config(path , pre)
-	assert(path)
-	local env = pre or {}
-	local f = assert(loadfile(path,"t",env))
-	f()
-	return env
-end
-
-return config
diff --git a/lualib/log.lua b/lualib/log.lua
deleted file mode 100644
index 2c782b06..00000000
--- a/lualib/log.lua
+++ /dev/null
@@ -1,87 +0,0 @@
-local Logger = require("logger")
-
-local l = Logger:new()
-l.stack_level = l.stack_level + 1
-
-local logging = {}
-
-logging.NOLOG = l.NOLOG
-logging.DEBUG = l.DEBUG
-logging.INFO = l.INFO
-logging.WARNING = l.WARNING
-logging.ERROR = l.ERROR
-logging.CRITICAL = l.CRITICAL
-logging.FATAL = l.FATAL
--- 
--- public interface
---
-function logging.Debug(...)
-    l:Debug(...) 
-end
-function logging.Debugf(format, ...)
-    l:Debugf(format, ...)
-end
-
-function logging.Info(...)
-    l:Info(...)
-end
-function logging.Infof(format, ...)
-    l:Infof(format, ...)
-end
-
-function logging.Warning(...)
-    l:Warning(...)
-end
-function logging.Warningf(format, ...)
-    l:Warningf(format, ...)
-end
-
-function logging.Error(...)
-    l:Error(...)
-end
-function logging.Errorf(format, ...)
-    l:Errorf(format, ...)
-end
-
-function logging.Critical(...)
-    l:Critical(...)
-end
-function logging.Criticalf(format, ...)
-    l:Criticalf(format, ...)
-end
-
-function logging.Fatal(...)
-    l:Fatal(...)
-end
-
-function logging.Fatalf(format, ...)
-    l:Fatalf(format,...)
-end
-
-function logging.Assert(v, message)
-    return l:Assert(v,message)
-end
-
-function logging.SError(message, level)
-    level = level and level+1 or 2
-    return l:SError(message, level) 
-end
-
-function logging.Tag(key, value)
-    l:Tag(key,value)
-end
-
-function logging.Untag(key)
-    l:Untag(key)
-end
-
-function logging.set_modname(name)
-    l:set_modname(name)
-end
-
-function logging.config(t)
-    l:config(t)
-end
-
-return logging
-
diff --git a/lualib/logger.lua b/lualib/logger.lua
deleted file mode 100644
index 819d9677..00000000
--- a/lualib/logger.lua
+++ /dev/null
@@ -1,321 +0,0 @@
-local Skynet =  require("skynet")
-local assert = assert
-local error  = error
-local print = print
-local tconcat = table.concat
-local tinsert = table.insert
-local srep = string.rep
-local type = type
-local pairs = pairs
-local tostring = tostring
-local next = next
-
-local logger = {}
-
--- public field
-logger.NOLOG = 0
-logger.DEBUG = 10
-logger.INFO = 20
-logger.WARNING = 30
-logger.ERROR = 40
-logger.CRITICAL = 50
-logger.FATAL = 60
-
-local function log_to_disk(...)
-	-- implement your .lualog service
-	Skynet.send(".lualog" , "lua" , ...)
-end
-
-local function dump_log_to_disk(t)
-    for i=1,#t do
-		log_to_disk(table.unpack(t[i]))
-    end
-end
-
---
--- log helper fun
---
-
-local function get_log_src(level)
-    local info = debug.getinfo(level+1, "Sl")
-    local src = info.source
-    return src .. ":" .. info.currentline .. ":"
-end
-
-local starttime = Skynet.starttime()
-
-local function log_timestamp(timestamp)
-	local sec = timestamp / 100
-	local ms  = timestamp % 100
-	local f = os.date("%Y-%m-%d %H:%M:%S",starttime + sec)
-	f = string.format("%s.%02d",f,ms)
-	return f
-end
-
-local function table_serialize(root)
-	local cache = {  [root] = "." }
-	local function _dump(t,space,name)
-		local temp = {}
-		for k,v in pairs(t) do
-			local key = tostring(k)
-			if cache[v] then
-				tinsert(temp,"+" .. key .. " {" .. cache[v].."}")
-			elseif type(v) == "table" then
-				local new_key = name .. "." .. key
-				cache[v] = new_key
-				tinsert(temp,"+" .. key .. _dump(v,space .. (next(t,k) and "|" or " " ).. srep(" ",#key),new_key))
-			else
-				tinsert(temp,"+" .. key .. " [" .. tostring(v).."]")
-			end
-		end
-		return tconcat(temp,"\n"..space)
-	end
-	return (_dump(root, "",""))
-end
-
-local function log_format(level, ...)
-    local t = {...}
-    local out = ''
-    for _,v in pairs(t) do
-        if level <= logger.DEBUG and type(v) == "table" then
-            v_str = "table:" .. table_serialize(v)
-        else
-            v_str = tostring(v)
-        end
-
-        if out == '' then
-            out = v_str
-        else
-            out = out .. "\t" .. v_str
-        end
-    end
-    return out
-end
-
-local function tag_table_to_tags(tag_table)
-    if tag_table and next(tag_table) then
-        local tags = {}
-        for k,v in pairs(tag_table) do
-            tags[#tags + 1] = k..":"..v
-        end
-        return tags
-    end
-end
---
--- end log helper fun
---
-
---
--- dump list mgr
---
-local function _lnew(n)
-    local l = {}
-    l.tail = 1
-    l.len = n
-    return l
-end
-
-local function _lreset(l)
-    l.tail = 1
-    return l
-end
-
-local function _lpush(l,...)
-    l[l.tail] = {...}
-    l[l.tail - l.len] = nil
-    l.tail = l.tail + 1
-end
-
-local function _lempty(l)
-    return l.tail == 1
-end
-
-local function _lrange(l)
-    if l.tail <= l.len then
-        return 1, l.tail-1
-    end
-
-    return l.tail - l.len, l.tail-1
-end
-
---
--- end dump list mgr
---
-
-function logger:cache(...)
-    _lpush(self.dump_list,...)
-end
-
--- 构造符合 lualog 次序的 message, 由 pack_log_message 使用
-function logger:get_log_message(level, timestamp, src, ...)
-    local msg = log_format(level, ...)
-    local modname = self.module_name or self.default_module_name
-    local name = self.logger_name or modname
-    local timestamp = log_timestamp(timestamp)
-    return name, modname, level, timestamp,msg, src, tags
-end
-
-function logger:dump()
-    if _lempty(self.dump_list) then
-        return
-    end
-
-    local head, tail = _lrange(self.dump_list)
-
-    local log_message_list = {}
-    for i= head,tail do
-        log_message_list[#log_message_list + 1] = {self:get_log_message(table.unpack(self.dump_list[i]))}
-    end
-    dump_log_to_disk(log_message_list)
-    _lreset(self.dump_list)
-end
-
-function logger:log_i(...)
-    log_to_disk(self:get_log_message(...))
-end
-
-function logger:log(level, ...)
-    -- 过滤掉信息的条件：未设置dump_level，且level低于log_level
-    if self.dump_level == logger.NOLOG and level < self.log_level then
-        return
-    end
-
-    local timestamp = Skynet.now()
-    local src = self.log_src and get_log_src(self.stack_level) or ''
-
-    if level < self.log_level then  -- 低于记录级别, 缓存
-        self:cache(level, timestamp, src, ...)
-    else
-        self:log_i(level, timestamp, src, ...) -- 低于dump级别，直接记录
-        if self.dump_level ~= logger.NOLOG and level >= self.dump_level then -- dump缓存
-            self:dump()
-        end
-    end
-end
-
---
--- public interface
---
-function logger:Debug(...)
-    self:log(logger.DEBUG, ...)
-end
-function logger:Debugf(format, ...)
-   self:log(logger.DEBUG, string.format(format, ...))
-end
-
-function logger:Info(...)
-   self:log(logger.INFO, ...)
-end
-function logger:Infof(format, ...)
-    self:log(logger.INFO, string.format(format, ...))
-end
-
-function logger:Warning(...)
-    self:log(logger.WARNING, ...)
-end
-function logger:Warningf(format, ...)
-    self:log(logger.WARNING, string.format(format,...))
-end
-
-function logger:Error(...)
-    self:log(logger.ERROR, ...)
-end
-function logger:Errorf(format, ...)
-    self:log(logger.ERROR, string.format(format,...))
-end
-
-function logger:Critical(...)
-    self:log(logger.CRITICAL, ...)
-end
-function logger:Criticalf(format, ...)
-    self:log(logger.CRITICAL, string.format(format,...))
-end
-
-function logger:Fatal(...)
-    self:log(logger.FATAL, ...)
-end
-
-function logger:Fatalf(format, ...)
-    self:log(logger.FATAL, string.format(format,...))
-end
-
-function logger:Assert(v, message)
-    if not v then
-        self:log(logger.ERROR, "assert:"..tostring(message))
-    end
-    return assert(v, message)
-end
-
-function logger:SError(message, level)
-    level = level and level+1 or 2
-    self:log(logger.CRITICAL, "error:" .. tostring(message))
-    error(message, level)
-end
-
-function logger:Tag(key, value)
-    self.tag_table[key] = value
-    self.tags = tag_table_to_tags(tag_table)
-end
-
-function logger:Untag(key)
-    self.tag_table[key]=nil
-    self.tags = tag_table_to_tags(self.tag_table)
-end
-
-function logger:set_modname(name)
-    self.module_name = name
-end
-
-function logger:config(t)
-    if t["name"] ~= nil then
-        self.logger_name = t["name"]
-    end
-
-    if t["module_name"] ~= nil then
-        self.module_name = t["module_name"]
-    end
-
-    if t["to_screen"] ~= nil then
-        self.to_screen = t["to_screen"]
-    end
-
-    if t["level"] ~= nil then
-        self.log_level = t["level"]
-    end
-
-    if t["log_src"] ~= nil then
-        self.log_src = t["log_src"]
-    end
-
-    if t["dump_level"] ~= nil then
-        self.dump_level = t["dump_level"]
-    end
-
-    if self.dump_level ~= logger.NOLOG then
-        assert(self.dump_level > self.log_level)
-    end
-end
-
-function logger:new()
-    -- private field
-    local obj = {}
-    obj.default_module_name = "skynet"
-    obj.logger_name = nil
-    obj.module_name = nil
-    obj.to_screen = true
-    obj.log_level = logger.DEBUG
-    obj.log_src = true
-    obj.dump_level = logger.NOLOG
-    obj.dump_num = 100
-    self.dump_list = _lnew(obj.dump_num)
-    obj.tag_table = {}
-    obj.tags = nil
-    obj.stack_level = 3
-
-    setmetatable(obj, logger)
-    logger.__index = logger
-    return obj
-end
-
-return logger
-
diff --git a/lualib/redis.lua b/lualib/redis.lua
index fc7f52a1..1fd5b921 100644
--- a/lualib/redis.lua
+++ b/lualib/redis.lua
@@ -1,9 +1,6 @@
 local skynet = require "skynet"
 local socket = require "socket"
 local socketchannel = require "socketchannel"
-local config = require "config"
-local redis_conf = skynet.getenv "redis"
-local name = config (redis_conf)
 
 local table = table
 local string = string
@@ -83,8 +80,7 @@ local function redis_login(auth, db)
 	end
 end
 
-function redis.connect(dbname)
-	local db_conf = name[dbname]
+function redis.connect(db_conf)
 	local channel = socketchannel.channel {
 		host = db_conf.host,
 		port = db_conf.port or 6379,
@@ -170,8 +166,7 @@ local function watch_login(obj, auth)
 	end
 end
 
-function redis.watch(dbname)
-	local db_conf = name[dbname]
+function redis.watch(db_conf)
 	local obj = {
 		__subscribe = {},
 		__psubscribe = {},
diff --git a/test/testredis.lua b/test/testredis.lua
index 5da19729..31a13c5a 100644
--- a/test/testredis.lua
+++ b/test/testredis.lua
@@ -1,8 +1,14 @@
 local skynet = require "skynet"
 local redis = require "redis"
 
+local conf = {
+	host = "127.0.0.1" ,
+	port = 6379 ,
+	db = 0
+}
+
 local function watching()
-	local w = redis.watch "main"
+	local w = redis.watch(conf)
 	w:subscribe "foo"
 	w:psubscribe "hello.*"
 	while true do
@@ -12,7 +18,7 @@ end
 
 skynet.start(function()
 	skynet.fork(watching)
-	local db = redis.connect "main"
+	local db = redis.connect(conf)
 
 	db:del "C"
 	db:set("A", "hello")