diff --git a/weed/command/mount_std.go b/weed/command/mount_std.go
index 649450e54..83cb352ff 100644
--- a/weed/command/mount_std.go
+++ b/weed/command/mount_std.go
@@ -5,8 +5,6 @@ package command
 import (
 	"context"
 	"fmt"
-	"github.com/chrislusf/seaweedfs/weed/filer"
-	"github.com/chrislusf/seaweedfs/weed/filesys/meta_cache"
 	"os"
 	"os/user"
 	"path"
@@ -15,6 +13,8 @@ import (
 	"strings"
 	"time"
 
+	"github.com/chrislusf/seaweedfs/weed/filesys/meta_cache"
+
 	"github.com/seaweedfs/fuse"
 	"github.com/seaweedfs/fuse/fs"
 
@@ -33,7 +33,7 @@ func runMount(cmd *Command, args []string) bool {
 	if *mountReadRetryTime < time.Second {
 		*mountReadRetryTime = time.Second
 	}
-	filer.ReadWaitTime = *mountReadRetryTime
+	util.RetryWaitTime = *mountReadRetryTime
 
 	umask, umaskErr := strconv.ParseUint(*mountOptions.umaskString, 8, 64)
 	if umaskErr != nil {
diff --git a/weed/filer/filechunk_manifest.go b/weed/filer/filechunk_manifest.go
index 0d01a4a36..f5ab36d37 100644
--- a/weed/filer/filechunk_manifest.go
+++ b/weed/filer/filechunk_manifest.go
@@ -99,7 +99,7 @@ func retriedFetchChunkData(urlStrings []string, cipherKey []byte, isGzipped bool
 	var buffer bytes.Buffer
 	var shouldRetry bool
 
-	for waitTime := time.Second; waitTime < ReadWaitTime; waitTime += waitTime / 2 {
+	for waitTime := time.Second; waitTime < util.RetryWaitTime; waitTime += waitTime / 2 {
 		for _, urlString := range urlStrings {
 			shouldRetry, err = util.ReadUrlAsStream(urlString+"?readDeleted=true", cipherKey, isGzipped, isFullChunk, offset, size, func(data []byte) {
 				buffer.Write(data)
diff --git a/weed/filer/reader_at.go b/weed/filer/reader_at.go
index 3890bfe54..ccc746b90 100644
--- a/weed/filer/reader_at.go
+++ b/weed/filer/reader_at.go
@@ -3,20 +3,16 @@ package filer
 import (
 	"context"
 	"fmt"
+	"io"
+	"math/rand"
+	"sync"
+
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/chrislusf/seaweedfs/weed/util"
 	"github.com/chrislusf/seaweedfs/weed/util/chunk_cache"
 	"github.com/chrislusf/seaweedfs/weed/wdclient"
 	"github.com/golang/groupcache/singleflight"
-	"io"
-	"math/rand"
-	"sync"
-	"time"
-)
-
-var (
-	ReadWaitTime = 6 * time.Second
 )
 
 type ChunkReadAt struct {
@@ -47,7 +43,7 @@ func LookupFn(filerClient filer_pb.FilerClient) LookupFileIdFunctionType {
 		vicCacheLock.RUnlock()
 
 		if !found {
-			util.Retry("lookup volume "+vid, ReadWaitTime, func() error {
+			util.Retry("lookup volume "+vid, func() error {
 				err = filerClient.WithFilerClient(func(client filer_pb.SeaweedFilerClient) error {
 					resp, err := client.LookupVolume(context.Background(), &filer_pb.LookupVolumeRequest{
 						VolumeIds: []string{vid},
diff --git a/weed/filesys/meta_cache/meta_cache_init.go b/weed/filesys/meta_cache/meta_cache_init.go
index 3461babcb..4089cea28 100644
--- a/weed/filesys/meta_cache/meta_cache_init.go
+++ b/weed/filesys/meta_cache/meta_cache_init.go
@@ -16,7 +16,7 @@ func EnsureVisited(mc *MetaCache, client filer_pb.FilerClient, dirPath util.Full
 
 		glog.V(4).Infof("ReadDirAllEntries %s ...", path)
 
-		util.Retry("ReadDirAllEntries", filer.ReadWaitTime, func() error {
+		util.Retry("ReadDirAllEntries", func() error {
 			err = filer_pb.ReadDirAllEntries(client, dirPath, "", func(pbEntry *filer_pb.Entry, isLast bool) error {
 				entry := filer.FromPbEntry(string(dirPath), pbEntry)
 				if err := mc.doInsertEntry(context.Background(), entry); err != nil {
diff --git a/weed/filesys/wfs_filer_client.go b/weed/filesys/wfs_filer_client.go
index 5eb3587dd..dd76f5669 100644
--- a/weed/filesys/wfs_filer_client.go
+++ b/weed/filesys/wfs_filer_client.go
@@ -1,7 +1,6 @@
 package filesys
 
 import (
-	"github.com/chrislusf/seaweedfs/weed/filer"
 	"github.com/chrislusf/seaweedfs/weed/util"
 	"google.golang.org/grpc"
 
@@ -13,7 +12,7 @@ var _ = filer_pb.FilerClient(&WFS{})
 
 func (wfs *WFS) WithFilerClient(fn func(filer_pb.SeaweedFilerClient) error) error {
 
-	err := util.Retry("filer grpc", filer.ReadWaitTime, func() error {
+	err := util.Retry("filer grpc", func() error {
 		return pb.WithCachedGrpcClient(func(grpcConnection *grpc.ClientConn) error {
 			client := filer_pb.NewSeaweedFilerClient(grpcConnection)
 			return fn(client)
diff --git a/weed/util/retry.go b/weed/util/retry.go
index 6dccadddb..faaab0351 100644
--- a/weed/util/retry.go
+++ b/weed/util/retry.go
@@ -7,10 +7,12 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/glog"
 )
 
-func Retry(name string, waitTimeLimit time.Duration, job func() error) (err error) {
+var RetryWaitTime = 6 * time.Second
+
+func Retry(name string, job func() error) (err error) {
 	waitTime := time.Second
 	hasErr := false
-	for waitTime < waitTimeLimit {
+	for waitTime < RetryWaitTime {
 		err = job()
 		if err == nil {
 			if hasErr {
@@ -26,4 +28,4 @@ func Retry(name string, waitTimeLimit time.Duration, job func() error) (err erro
 		}
 	}
 	return err
-}
\ No newline at end of file
+}
diff --git a/weed/wdclient/masterclient.go b/weed/wdclient/masterclient.go
index 7a367bfd9..df8c186f2 100644
--- a/weed/wdclient/masterclient.go
+++ b/weed/wdclient/masterclient.go
@@ -151,7 +151,7 @@ func (mc *MasterClient) tryConnectToMaster(master string) (nextHintedLeader stri
 }
 
 func (mc *MasterClient) WithClient(fn func(client master_pb.SeaweedClient) error) error {
-	return util.Retry("master grpc", 6*time.Second, func() error {
+	return util.Retry("master grpc", func() error {
 		for mc.currentMaster == "" {
 			time.Sleep(3 * time.Second)
 		}