diff --git a/base/aaa/user.go b/base/aaa/user.go
index 691a2898..a585226c 100644
--- a/base/aaa/user.go
+++ b/base/aaa/user.go
@@ -35,7 +35,7 @@ func _user_create(m *ice.Message, role, name, word string) {
 func _user_search(m *ice.Message, name, text string) {
 	m.Richs(USER, nil, mdb.FOREACH, func(key string, value map[string]interface{}) {
 		if value = kit.GetMeta(value); name == "" || name == value[USERNAME] {
-			m.PushSearch(kit.SimpleKV("", kit.Format(value[USERROLE]), kit.Format(value[USERNAME]), kit.Format(value[USERNICK])), value)
+			m.PushSearch(kit.SimpleKV("", value[USERROLE], value[USERNAME], value[USERNICK]), value)
 		}
 	})
 }
@@ -110,6 +110,7 @@ func init() {
 		USER: {Name: "user username auto create", Help: "用户", Action: ice.MergeAction(map[string]*ice.Action{
 			ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) {
 				m.Cmd(mdb.SEARCH, mdb.CREATE, USER, m.PrefixKey())
+				UserRoot(ice.Pulse)
 			}},
 			mdb.SEARCH: {Name: "search type name text", Help: "搜索", Hand: func(m *ice.Message, arg ...string) {
 				if arg[0] == USER {
diff --git a/base/cli/cli.go b/base/cli/cli.go
index cc8fd073..2d9855af 100644
--- a/base/cli/cli.go
+++ b/base/cli/cli.go
@@ -1,8 +1,6 @@
 package cli
 
-import (
-	ice "shylinux.com/x/icebergs"
-)
+import ice "shylinux.com/x/icebergs"
 
 const CLI = "cli"
 
diff --git a/base/ctx/ctx.go b/base/ctx/ctx.go
index 1229e8e0..ce801f7d 100644
--- a/base/ctx/ctx.go
+++ b/base/ctx/ctx.go
@@ -1,8 +1,6 @@
 package ctx
 
-import (
-	ice "shylinux.com/x/icebergs"
-)
+import ice "shylinux.com/x/icebergs"
 
 const CTX = "ctx"
 
diff --git a/base/mdb/mdb.go b/base/mdb/mdb.go
index 9e9f91ce..3966d104 100644
--- a/base/mdb/mdb.go
+++ b/base/mdb/mdb.go
@@ -38,9 +38,12 @@ const (
 	LINK = "link"
 	SCAN = "scan"
 	HELP = "help"
+	SHOW = "show"
 
 	SHORT  = "short"
 	FIELD  = "field"
+	COUNT  = "count"
+	LIMIT  = "limit"
 	EXPIRE = "expire"
 
 	FOREACH = "*"
@@ -114,8 +117,11 @@ func NextPageLimit(m *ice.Message, total string, arg ...string) {
 const MDB = "mdb"
 
 var Index = &ice.Context{Name: MDB, Help: "数据模块", Commands: map[string]*ice.Command{
-	ice.CTX_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {}},
-	ice.CTX_EXIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {}},
+	ice.CTX_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+		ice.Pulse.Option(CACHE_LIMIT, "10")
+	}},
+	ice.CTX_EXIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+	}},
 	INSERT: {Name: "insert key sub type arg...", Help: "添加", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 		switch arg[2] {
 		case ZONE: // insert key sub type zone arg...
diff --git a/base/nfs/cat.go b/base/nfs/cat.go
index d98af558..f6ae99cf 100644
--- a/base/nfs/cat.go
+++ b/base/nfs/cat.go
@@ -31,45 +31,41 @@ func NewReadCloser(r io.Reader) *ReadCloser {
 	return &ReadCloser{r: r}
 }
 
+var rewriteList = []interface{}{}
+
+func AddRewrite(cb interface{}) { rewriteList = append(rewriteList, cb) }
+
 func _cat_right(m *ice.Message, name string) bool {
-	switch ls := strings.Split(name, "/"); ls[0] {
-	case ice.USR:
-		switch kit.Select("", ls, 1) {
-		case "local":
-			if m.Warn(m.Option(ice.MSG_USERROLE) == aaa.VOID, ice.ErrNotRight, name) {
-				return false
-			}
-		}
-	case ice.ETC, ice.VAR:
-		if m.Warn(m.Option(ice.MSG_USERROLE) == aaa.VOID, ice.ErrNotRight, name) {
-			return false
-		}
-	}
-	return true
+	return aaa.RoleRight(m, m.Option(ice.MSG_USERROLE), strings.Split(name, ice.PS)...)
 }
 func _cat_find(m *ice.Message, name string) io.ReadCloser {
 	if m.Option(CAT_CONTENT) != "" {
 		return NewReadCloser(bytes.NewBufferString(m.Option(CAT_CONTENT)))
 	}
 
+	// 模块回调
+	for _, h := range rewriteList {
+		switch h := h.(type) {
+		case func(m *ice.Message, name string) io.ReadCloser:
+			if r := h(m, name); r != nil {
+				return r
+			}
+		case func(m *ice.Message, name string) []byte:
+			if b := h(m, name); b != nil {
+				return NewReadCloser(bytes.NewBuffer(b))
+			}
+		case func(m *ice.Message, name string) string:
+			if s := h(m, name); s != "" {
+				return NewReadCloser(bytes.NewBufferString(s))
+			}
+		}
+	}
+
+	// 本地文件
 	if f, e := os.Open(path.Join(m.Option(DIR_ROOT), name)); e == nil {
 		return f
 	}
-
-	if m.Option(CAT_LOCAL) == ice.TRUE {
-		return nil
-	}
-
-	if b, ok := ice.Info.Pack[name]; ok {
-		m.Logs("binpack", len(b), name)
-		return NewReadCloser(bytes.NewBuffer(b))
-	}
-
-	msg := m.Cmd("spide", ice.DEV, "raw", "GET", path.Join("/share/local/", name))
-	if msg.Result(0) == ice.ErrWarn {
-		return NewReadCloser(bytes.NewBufferString(""))
-	}
-	return NewReadCloser(bytes.NewBufferString(msg.Result()))
+	return nil
 }
 func _cat_list(m *ice.Message, name string) {
 	if !_cat_right(m, name) {
@@ -77,7 +73,7 @@ func _cat_list(m *ice.Message, name string) {
 	}
 
 	f := _cat_find(m, name)
-	if f == nil {
+	if m.Warn(f == nil, ice.ErrNotFound) {
 		return // 没有文件
 	}
 	defer f.Close()
@@ -104,7 +100,7 @@ func _cat_list(m *ice.Message, name string) {
 		buf := make([]byte, ice.MOD_BUFS)
 		for begin := 0; true; {
 			if n, e := f.Read(buf[begin:]); !m.Warn(e, ice.ErrNotFound, name) {
-				m.Log_IMPORT(FILE, name, kit.MDB_SIZE, n)
+				m.Log_IMPORT(FILE, name, SIZE, n)
 				if begin += n; begin < len(buf) {
 					buf = buf[:begin]
 					break
@@ -117,9 +113,12 @@ func _cat_list(m *ice.Message, name string) {
 }
 
 const (
+	CAT_CONTENT = "cat_content"
+
 	TEMPLATE = "template"
-	SOURCE   = "source"
-	TARGET   = "target"
+
+	SOURCE = "source"
+	TARGET = "target"
 
 	MASTER = "master"
 	BRANCH = "branch"
@@ -130,9 +129,6 @@ const (
 	FILE = "file"
 	LINE = "line"
 	SIZE = "size"
-
-	CAT_LOCAL   = "cat_local"
-	CAT_CONTENT = "cat_content"
 )
 const CAT = "cat"
 
@@ -140,17 +136,17 @@ func init() {
 	Index.Merge(&ice.Context{Configs: map[string]*ice.Config{
 		CAT: {Name: CAT, Help: "文件", Value: kit.Data(
 			SOURCE, kit.Dict(
-				"sh", ice.TRUE, "shy", ice.TRUE, "py", ice.TRUE,
-				"go", ice.TRUE, "vim", ice.TRUE, "js", ice.TRUE,
-				"json", ice.TRUE, "conf", ice.TRUE, "yml", ice.TRUE,
+				"sh", ice.TRUE, "go", ice.TRUE, "js", ice.TRUE,
+				"shy", ice.TRUE, "json", ice.TRUE, "csv", ice.TRUE,
+				"conf", ice.TRUE, "yaml", ice.TRUE, "yml", ice.TRUE,
 				"makefile", ice.TRUE, "license", ice.TRUE, "md", ice.TRUE,
 			),
 		)},
 	}, Commands: map[string]*ice.Command{
-		ice.CTX_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
-			m.Cmd(mdb.RENDER, mdb.CREATE, CAT, m.Prefix(CAT))
-		}},
 		CAT: {Name: "cat path auto", Help: "文件", Action: map[string]*ice.Action{
+			ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) {
+				m.Cmd(mdb.RENDER, mdb.CREATE, CAT, m.PrefixKey())
+			}},
 			mdb.RENDER: {Name: "render type name text", Help: "渲染", Hand: func(m *ice.Message, arg ...string) {
 				_cat_list(m, path.Join(arg[2], arg[1]))
 			}},
@@ -159,7 +155,9 @@ func init() {
 				m.Cmdy(DIR, arg)
 				return
 			}
-			m.Info("dir_root: %v", m.Option(DIR_ROOT))
+			if m.Option(DIR_ROOT) != "" {
+				m.Info("dir_root: %v", m.Option(DIR_ROOT))
+			}
 			_cat_list(m, arg[0])
 		}},
 	}})
diff --git a/base/nfs/dir.go b/base/nfs/dir.go
index a1441a21..4e9415b2 100644
--- a/base/nfs/dir.go
+++ b/base/nfs/dir.go
@@ -30,6 +30,8 @@ func _dir_list(m *ice.Message, root string, name string, level int, deep bool, d
 		}
 		name = path.Dir(name)
 	}
+
+	// 文件排序
 	for i := 0; i < len(list)-1; i++ {
 		for j := i + 1; j < len(list); j++ {
 			if list[i].Name() > list[j].Name() {
@@ -59,9 +61,9 @@ func _dir_list(m *ice.Message, root string, name string, level int, deep bool, d
 
 			for _, field := range fields {
 				switch field {
-				case kit.MDB_TIME:
+				case mdb.TIME:
 					m.Push(field, f.ModTime().Format(ice.MOD_TIME))
-				case kit.MDB_TYPE:
+				case mdb.TYPE:
 					m.Push(field, kit.Select(CAT, DIR, f.IsDir()))
 
 				case "tree":
@@ -76,10 +78,10 @@ func _dir_list(m *ice.Message, root string, name string, level int, deep bool, d
 					m.Push(field, path.Join(name, f.Name())+kit.Select("", ice.PS, f.IsDir()))
 				case FILE:
 					m.Push(field, f.Name()+kit.Select("", ice.PS, f.IsDir()))
-				case kit.MDB_NAME:
+				case mdb.NAME:
 					m.Push(field, f.Name())
 
-				case kit.MDB_SIZE:
+				case SIZE:
 					if f.IsDir() {
 						if ls, e := ioutil.ReadDir(path.Join(root, name, f.Name())); e == nil {
 							m.Push(field, len(ls))
@@ -106,7 +108,7 @@ func _dir_list(m *ice.Message, root string, name string, level int, deep bool, d
 						}
 						m.Push(field, nline)
 					}
-				case kit.MDB_HASH, "hashs":
+				case mdb.HASH, "hashs":
 					var h [20]byte
 					if f.IsDir() {
 						if d, e := ioutil.ReadDir(p); m.Assert(e) {
@@ -123,20 +125,19 @@ func _dir_list(m *ice.Message, root string, name string, level int, deep bool, d
 						}
 					}
 
-					m.Push(kit.MDB_HASH, kit.Select(kit.Format(h[:6]), kit.Format(h[:]), field == kit.MDB_HASH))
-				case kit.MDB_LINK:
-					m.PushDownload(kit.MDB_LINK, kit.Select("", f.Name(), !f.IsDir()), path.Join(root, name, f.Name()))
-				case "show":
-					p := m.MergeURL2("/share/local/"+path.Join(name, f.Name()), ice.POD, m.Option(ice.MSG_USERPOD))
-					switch kit.Ext(f.Name()) {
-					case "jpg", "png":
+					m.Push(mdb.HASH, kit.Select(kit.Format(h[:6]), kit.Format(h[:]), field == mdb.HASH))
+				case mdb.LINK:
+					m.PushDownload(mdb.LINK, kit.Select("", f.Name(), !f.IsDir()), path.Join(root, name, f.Name()))
+				case mdb.SHOW:
+					switch p := m.MergeURL2("/share/local/"+path.Join(name, f.Name()), ice.POD, m.Option(ice.MSG_USERPOD)); kit.Ext(f.Name()) {
+					case "png", "jpg":
 						m.PushImages(field, p)
 					case "mp4":
 						m.PushVideos(field, p)
 					default:
 						m.Push(field, "")
 					}
-				case kit.MDB_ACTION:
+				case "action":
 					if m.IsCliUA() || m.Option(ice.MSG_USERROLE) == aaa.VOID {
 						break
 					}
@@ -156,15 +157,13 @@ func _dir_list(m *ice.Message, root string, name string, level int, deep bool, d
 func _dir_search(m *ice.Message, kind, name string) {
 	msg := _dir_list(m.Spawn(), ice.PWD, "", 0, true, TYPE_BOTH, nil, kit.Split("time,type,name"))
 	msg.Table(func(index int, value map[string]string, head []string) {
-		if !strings.Contains(value[kit.MDB_NAME], name) {
+		if !strings.Contains(value[mdb.NAME], name) {
 			return
 		}
-
-		if value[kit.MDB_TYPE] == CAT {
-			value[kit.MDB_TYPE] = kit.Ext(value[kit.MDB_NAME])
+		if value[mdb.TYPE] == CAT {
+			value[mdb.TYPE] = kit.Ext(value[mdb.NAME])
 		}
-
-		m.PushSearch(ice.CMD, CAT, value)
+		m.PushSearch(value)
 	})
 }
 
@@ -195,13 +194,13 @@ func init() {
 	Index.Merge(&ice.Context{Configs: map[string]*ice.Config{
 		DIR: {Name: DIR, Help: "目录", Value: kit.Data()},
 	}, Commands: map[string]*ice.Command{
-		ice.CTX_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
-			m.Cmd(mdb.SEARCH, mdb.CREATE, DIR, m.Prefix(DIR))
-			m.Cmd(mdb.RENDER, mdb.CREATE, DIR, m.Prefix(DIR))
-		}},
 		DIR: {Name: "dir path field... auto upload", Help: "目录", Action: map[string]*ice.Action{
+			ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) {
+				m.Cmd(mdb.SEARCH, mdb.CREATE, DIR, m.PrefixKey())
+				m.Cmd(mdb.RENDER, mdb.CREATE, DIR, m.PrefixKey())
+			}},
 			mdb.SEARCH: {Name: "search type name", Help: "搜索", Hand: func(m *ice.Message, arg ...string) {
-				if arg[0] == kit.MDB_FOREACH {
+				if arg[0] == mdb.FOREACH {
 					return
 				}
 				_dir_search(m, arg[0], arg[1])
@@ -213,12 +212,12 @@ func init() {
 			mdb.UPLOAD: {Name: "upload", Help: "上传", Hand: func(m *ice.Message, arg ...string) {
 				m.Upload(m.Option(PATH))
 			}},
-			TRASH: {Name: "trash", Help: "删除", Hand: func(m *ice.Message, arg ...string) {
-				m.Cmdy(TRASH, m.Option(PATH))
-			}},
 			mdb.REMOVE: {Name: "remove", Help: "删除", Hand: func(m *ice.Message, arg ...string) {
 				os.Remove(m.Option(PATH))
 			}},
+			TRASH: {Name: "trash", Help: "删除", Hand: func(m *ice.Message, arg ...string) {
+				m.Cmdy(TRASH, m.Option(PATH))
+			}},
 		}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 			if m.Option(DIR_ROOT) != "" {
 				m.Info("dir_root: %v", m.Option(DIR_ROOT))
@@ -226,7 +225,7 @@ func init() {
 			_dir_list(m, kit.Select(ice.PWD, m.Option(DIR_ROOT)), kit.Select(ice.PWD, arg, 0),
 				0, m.Option(DIR_DEEP) == ice.TRUE, kit.Select(TYPE_BOTH, m.Option(DIR_TYPE)), kit.Regexp(m.Option(DIR_REG)),
 				kit.Split(kit.Select(kit.Select("time,path,size,action", m.OptionFields()), kit.Join(kit.Slice(arg, 1)))))
-			m.SortTimeR(kit.MDB_TIME)
+			m.SortTimeR(mdb.TIME)
 		}},
 	}})
 }
diff --git a/base/nfs/nfs.go b/base/nfs/nfs.go
index 3e1c4723..6d6b9d8c 100644
--- a/base/nfs/nfs.go
+++ b/base/nfs/nfs.go
@@ -1,9 +1,7 @@
 package nfs
 
-import (
-	ice "shylinux.com/x/icebergs"
-)
+import ice "shylinux.com/x/icebergs"
 
 var Index = &ice.Context{Name: "nfs", Help: "存储模块"}
 
-func init() { ice.Index.Register(Index, nil, TAR, CAT, DIR, TAIL, TRASH, SAVE, PUSH, COPY, LINK, DEFS) }
+func init() { ice.Index.Register(Index, nil, TAR, CAT, DIR, DEFS, SAVE, PUSH, COPY, LINK, TAIL, TRASH) }
diff --git a/base/nfs/save.go b/base/nfs/save.go
index bce145a5..23f65c5a 100644
--- a/base/nfs/save.go
+++ b/base/nfs/save.go
@@ -10,23 +10,23 @@ import (
 	kit "shylinux.com/x/toolkits"
 )
 
+func _defs_file(m *ice.Message, name string, text ...string) {
+	if _, e := os.Stat(path.Join(m.Option(DIR_ROOT), name)); os.IsNotExist(e) {
+		_save_file(m, name, text...)
+	}
+}
 func _save_file(m *ice.Message, name string, text ...string) {
 	if f, p, e := kit.Create(path.Join(m.Option(DIR_ROOT), name)); m.Assert(e) {
 		defer f.Close()
 
 		for _, v := range text {
 			if n, e := f.WriteString(v); m.Assert(e) {
-				m.Log_EXPORT(FILE, p, kit.MDB_SIZE, n)
+				m.Log_EXPORT(FILE, p, SIZE, n)
 			}
 		}
 		m.Echo(p)
 	}
 }
-func _defs_file(m *ice.Message, name string, text ...string) {
-	if _, e := os.Stat(path.Join(m.Option(DIR_ROOT), name)); os.IsNotExist(e) {
-		_save_file(m, name, text...)
-	}
-}
 func _push_file(m *ice.Message, name string, text ...string) {
 	p := path.Join(m.Option(DIR_ROOT), name)
 	if strings.Contains(p, ice.PS) {
@@ -38,7 +38,7 @@ func _push_file(m *ice.Message, name string, text ...string) {
 
 		for _, k := range text {
 			if n, e := f.WriteString(k); m.Assert(e) {
-				m.Log_EXPORT(FILE, p, kit.MDB_SIZE, n)
+				m.Log_EXPORT(FILE, p, SIZE, n)
 			}
 		}
 		m.Echo(p)
@@ -53,8 +53,8 @@ func _copy_file(m *ice.Message, name string, from ...string) {
 				defer s.Close()
 
 				if n, e := io.Copy(f, s); !m.Warn(e, ice.ErrNotFound, name) {
-					m.Log_IMPORT(FILE, v, kit.MDB_SIZE, n)
-					m.Log_EXPORT(FILE, p, kit.MDB_SIZE, n)
+					m.Log_IMPORT(FILE, v, SIZE, n)
+					m.Log_EXPORT(FILE, p, SIZE, n)
 				}
 			}
 		}
@@ -67,30 +67,35 @@ func _link_file(m *ice.Message, name string, from string) {
 	}
 	os.Remove(name)
 	os.MkdirAll(path.Dir(name), ice.MOD_DIR)
-	m.Warn(os.Link(from, name), ice.ErrNotFound, from)
+	if e := os.Link(from, name); e != nil {
+		m.Warn(os.Symlink(from, name), ice.ErrFailure, from)
+	}
 	m.Echo(name)
 }
 
-const SAVE = "save"
+const (
+	CONTENT = "content"
+)
 const DEFS = "defs"
+const SAVE = "save"
 const PUSH = "push"
 const COPY = "copy"
 const LINK = "link"
 
 func init() {
 	Index.Merge(&ice.Context{Commands: map[string]*ice.Command{
-		SAVE: {Name: "save file text...", Help: "保存", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
-			if len(arg) == 1 {
-				arg = append(arg, m.Option(kit.MDB_CONTENT))
-			}
-			_save_file(m, arg[0], arg[1:]...)
-		}},
 		DEFS: {Name: "defs file text...", Help: "默认", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 			_defs_file(m, arg[0], arg[1:]...)
 		}},
+		SAVE: {Name: "save file text...", Help: "保存", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			if len(arg) == 1 {
+				arg = append(arg, m.Option(CONTENT))
+			}
+			_save_file(m, arg[0], arg[1:]...)
+		}},
 		PUSH: {Name: "push file text...", Help: "追加", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 			if len(arg) == 1 {
-				arg = append(arg, m.Option(kit.MDB_CONTENT))
+				arg = append(arg, m.Option(CONTENT))
 			}
 			_push_file(m, arg[0], arg[1:]...)
 		}},
@@ -98,6 +103,7 @@ func init() {
 			for _, file := range arg[1:] {
 				if _, e := os.Stat(file); e == nil {
 					_copy_file(m, arg[0], arg[1:]...)
+					return
 				}
 			}
 		}},
diff --git a/base/nfs/tail.go b/base/nfs/tail.go
index 2a375a12..b8697a6b 100644
--- a/base/nfs/tail.go
+++ b/base/nfs/tail.go
@@ -17,9 +17,9 @@ func _tail_create(m *ice.Message, arg ...string) {
 		r, w := io.Pipe()
 		m.Go(func() {
 			for bio := bufio.NewScanner(r); bio.Scan(); {
-				m.Log_IMPORT(FILE, file, kit.MDB_SIZE, len(bio.Text()))
-				m.Grow(TAIL, kit.Keys(kit.MDB_HASH, h), kit.Dict(
-					FILE, file, kit.MDB_SIZE, len(bio.Text()), kit.MDB_TEXT, bio.Text(),
+				m.Log_IMPORT(FILE, file, SIZE, len(bio.Text()))
+				m.Grow(TAIL, kit.Keys(mdb.HASH, h), kit.Dict(
+					FILE, file, SIZE, len(bio.Text()), mdb.TEXT, bio.Text(),
 				))
 			}
 		})
@@ -30,7 +30,7 @@ func _tail_create(m *ice.Message, arg ...string) {
 	})
 }
 func _tail_count(m *ice.Message, name string) string {
-	return m.Conf(TAIL, kit.KeyHash(name, kit.Keym(kit.MDB_COUNT)))
+	return m.Conf(TAIL, kit.KeyHash(name, kit.Keym(mdb.COUNT)))
 }
 
 const TAIL = "tail"
@@ -38,24 +38,24 @@ const TAIL = "tail"
 func init() {
 	Index.Merge(&ice.Context{Configs: map[string]*ice.Config{
 		TAIL: {Name: TAIL, Help: "日志流", Value: kit.Data(
-			kit.MDB_SHORT, kit.MDB_NAME, kit.MDB_FIELD, "time,id,file,text",
+			mdb.SHORT, mdb.NAME, mdb.FIELD, "time,id,file,text",
 		)},
 	}, Commands: map[string]*ice.Command{
-		ice.CTX_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
-			m.Richs(TAIL, "", kit.MDB_FOREACH, func(key string, value map[string]interface{}) {
-				value, _ = kit.GetMeta(value), m.Option(kit.MDB_HASH, key)
-				m.Cmd(TAIL, mdb.CREATE, FILE, kit.Format(value[FILE]), kit.MDB_NAME, kit.Format(value[kit.MDB_NAME]))
-			})
-		}},
 		TAIL: {Name: "tail name id auto page filter:text create", Help: "日志流", Action: ice.MergeAction(map[string]*ice.Action{
+			ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) {
+				m.Richs(TAIL, "", mdb.FOREACH, func(key string, value map[string]interface{}) {
+					value, _ = kit.GetMeta(value), m.Option(mdb.HASH, key)
+					m.Cmd(TAIL, mdb.CREATE, kit.SimpleKV("file,name", value))
+				})
+			}},
 			mdb.INPUTS: {Name: "inputs", Help: "补全", Hand: func(m *ice.Message, arg ...string) {
 				switch arg[0] {
 				case FILE:
 					m.Cmdy(DIR, kit.Select(ice.PWD, arg, 1), PATH).RenameAppend(PATH, FILE)
 					m.ProcessAgain()
-				case kit.MDB_NAME:
+				case mdb.NAME:
 					m.Push(arg[0], kit.Split(m.Option(FILE), ice.PS))
-				case kit.MDB_LIMIT:
+				case mdb.LIMIT:
 					m.Push(arg[0], kit.List("10", "20", "30", "50"))
 				}
 			}},
@@ -63,11 +63,11 @@ func init() {
 				_tail_create(m, arg...)
 			}},
 		}, mdb.ZoneAction()), Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
-			m.Fields(len(kit.Slice(arg, 0, 2)), "time,name,count,file", m.Config(kit.MDB_FIELD))
+			m.Fields(len(kit.Slice(arg, 0, 2)), "time,name,count,file", m.Config(mdb.FIELD))
 			m.OptionPage(kit.Slice(arg, 2)...)
 
 			mdb.ZoneSelect(m.Spawn(c), arg...).Table(func(index int, value map[string]string, head []string) {
-				if strings.Contains(value[kit.MDB_TEXT], m.Option(ice.CACHE_FILTER)) {
+				if strings.Contains(value[mdb.TEXT], m.Option(ice.CACHE_FILTER)) {
 					m.Push("", value, head)
 				}
 			})
diff --git a/base/nfs/trash.go b/base/nfs/trash.go
index 18e6a792..46a1b426 100644
--- a/base/nfs/trash.go
+++ b/base/nfs/trash.go
@@ -24,28 +24,30 @@ func _trash_create(m *ice.Message, name string) {
 			p := path.Join(m.Config(PATH), h[:2], h)
 			os.MkdirAll(path.Dir(p), ice.MOD_DIR)
 			os.Rename(name, p)
-			m.Cmdy(mdb.INSERT, TRASH, "", mdb.HASH, FILE, p, kit.MDB_FROM, name)
+			m.Cmdy(mdb.INSERT, TRASH, "", mdb.HASH, FILE, p, FROM, name)
 		}
 	}
 }
 
+const (
+	FROM = "from"
+)
 const TRASH = "trash"
 
 func init() {
 	Index.Merge(&ice.Context{Configs: map[string]*ice.Config{
 		TRASH: {Name: TRASH, Help: "回收站", Value: kit.Data(
-			kit.MDB_SHORT, kit.MDB_FROM, kit.MDB_FIELD, "time,hash,file,from",
-			PATH, ice.VAR_TRASH,
+			mdb.SHORT, FROM, mdb.FIELD, "time,hash,file,from", PATH, ice.VAR_TRASH,
 		)},
 	}, Commands: map[string]*ice.Command{
 		TRASH: {Name: "trash hash auto prunes", Help: "回收站", Action: ice.MergeAction(map[string]*ice.Action{
 			mdb.REVERT: {Name: "revert", Help: "恢复", Hand: func(m *ice.Message, arg ...string) {
-				os.Rename(m.Option(FILE), m.Option(kit.MDB_FROM))
-				m.Cmd(mdb.DELETE, TRASH, "", mdb.HASH, m.OptionSimple(kit.MDB_HASH))
+				os.Rename(m.Option(FILE), m.Option(FROM))
+				m.Cmd(mdb.DELETE, TRASH, "", mdb.HASH, m.OptionSimple(mdb.HASH))
 			}},
 			mdb.REMOVE: {Name: "remove", Help: "删除", Hand: func(m *ice.Message, arg ...string) {
 				os.Remove(m.Option(FILE))
-				m.Cmd(mdb.DELETE, TRASH, "", mdb.HASH, m.OptionSimple(kit.MDB_HASH))
+				m.Cmd(mdb.DELETE, TRASH, "", mdb.HASH, m.OptionSimple(mdb.HASH))
 			}},
 			mdb.PRUNES: {Name: "prunes before@date", Help: "清理", Hand: func(m *ice.Message, arg ...string) {
 				mdb.HashPrunes(m, func(value map[string]string) bool {
diff --git a/base/ssh/scripts.go b/base/ssh/scripts.go
index a8440f4a..69fd4240 100644
--- a/base/ssh/scripts.go
+++ b/base/ssh/scripts.go
@@ -136,7 +136,7 @@ func (f *Frame) scan(m *ice.Message, h, line string) *Frame {
 	f.ps2 = kit.Simple(m.Confv(PROMPT, kit.Keym(PS2)))
 	ps := f.ps1
 
-	m.Sleep("300ms")
+	m.Sleep300ms()
 	m.I, m.O = f.stdin, f.stdout
 	bio := bufio.NewScanner(f.stdin)
 	for f.prompt(m, ps...); bio.Scan() && f.stdin != nil; f.prompt(m, ps...) {
@@ -290,7 +290,7 @@ func init() {
 			for _, line := range kit.Split(arg[0], ice.NL, ice.NL) {
 				fmt.Fprintf(f.pipe, line+ice.NL)
 				f.printf(m, line+ice.NL)
-				m.Sleep("300ms")
+				m.Sleep300ms()
 			}
 			m.Echo(f.res)
 		}},
diff --git a/base/ssh/ssh.go b/base/ssh/ssh.go
index 367e6aae..a24cfd94 100644
--- a/base/ssh/ssh.go
+++ b/base/ssh/ssh.go
@@ -1,8 +1,6 @@
 package ssh
 
-import (
-	ice "shylinux.com/x/icebergs"
-)
+import ice "shylinux.com/x/icebergs"
 
 const SSH = "ssh"
 
diff --git a/base/web/dream.go b/base/web/dream.go
index 7bb89344..d3fe383b 100644
--- a/base/web/dream.go
+++ b/base/web/dream.go
@@ -83,7 +83,7 @@ func _dream_show(m *ice.Message, name string) {
 
 	// 启动任务
 	m.Cmd(cli.DAEMON, m.Configv(ice.CMD), ice.DEV, ice.DEV, mdb.NAME, name, m.OptionSimple(RIVER))
-	defer m.Event(DREAM_CREATE, kit.SimpleKV(m.Option(mdb.TYPE), name)...)
+	defer m.Event(DREAM_CREATE, kit.SimpleKV("", m.Option(mdb.TYPE), name)...)
 	m.Sleep300ms()
 }
 
diff --git a/conf.go b/conf.go
index 8bec8944..d1e7c423 100644
--- a/conf.go
+++ b/conf.go
@@ -223,6 +223,7 @@ const ( // Err
 	ErrExists       = "exists: "
 	ErrExpire       = "expire: "
 	ErrTimeout      = "timeout: "
+	ErrFailure      = "failure: "
 	ErrNotLogin     = "not login: "
 	ErrNotFound     = "not found: "
 	ErrNotRight     = "not right: "
diff --git a/core/code/binpack.go b/core/code/binpack.go
index 7fcac931..ef3ebad8 100644
--- a/core/code/binpack.go
+++ b/core/code/binpack.go
@@ -86,6 +86,13 @@ func init() {
 					}
 					return false
 				})
+				nfs.AddRewrite(func(msg *ice.Message, name string) []byte {
+					if b, ok := ice.Info.Pack[name]; ok {
+						m.Logs("binpack", len(b), name)
+						return b
+					}
+					return nil
+				})
 			}},
 			mdb.CREATE: {Name: "create", Help: "创建", Hand: func(m *ice.Message, arg ...string) {
 				if pack, p, e := kit.Create(ice.SRC_BINPACK_GO); m.Assert(e) {
diff --git a/init.go b/init.go
index 20e949db..42dac286 100644
--- a/init.go
+++ b/init.go
@@ -109,7 +109,6 @@ func Run(arg ...string) string {
 	}
 
 	Index.root, Pulse.root = Index, Pulse
-	Pulse.Option(CACHE_LIMIT, "10")
 
 	switch Index.Merge(Index).Begin(Pulse.Spawn(), arg...); kit.Select("", arg, 0) {
 	case "serve", "space":
diff --git a/misc/git/status.go b/misc/git/status.go
index e5c9d22c..bb44cee2 100644
--- a/misc/git/status.go
+++ b/misc/git/status.go
@@ -49,7 +49,6 @@ func _status_tags(m *ice.Message) {
 			}
 
 			change := false
-			m.Option(nfs.CAT_LOCAL, ice.TRUE)
 			m.Option(nfs.DIR_ROOT, _repos_path(k))
 			mod := m.Cmdx(nfs.CAT, ice.GO_MOD, func(text string, line int) string {
 				ls := kit.Split(strings.TrimPrefix(text, ice.REQUIRE))
diff --git a/misc/tmux/session.go b/misc/tmux/session.go
index 8e606394..1cb292c5 100644
--- a/misc/tmux/session.go
+++ b/misc/tmux/session.go
@@ -188,7 +188,7 @@ func init() {
 		}},
 		CMD: {Name: "cmd", Help: "命令", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 			m.Cmd(cli.SYSTEM, TMUX, "send-keys", "-t", arg[0], strings.Join(arg[1:], ice.SP), "Enter")
-			m.Sleep("100ms")
+			m.Sleep300ms()
 		}},
 	}})
 }