diff --git a/weed/server/master_server_handlers.go b/weed/server/master_server_handlers.go
index 0609732c7..32eb41114 100644
--- a/weed/server/master_server_handlers.go
+++ b/weed/server/master_server_handlers.go
@@ -2,6 +2,7 @@ package weed_server
 
 import (
 	"fmt"
+	"github.com/chrislusf/seaweedfs/weed/glog"
 	"net/http"
 	"strconv"
 	"strings"
@@ -113,6 +114,7 @@ func (ms *MasterServer) dirAssignHandler(w http.ResponseWriter, r *http.Request)
 	}
 
 	if ms.shouldVolumeGrow(option) {
+		glog.V(0).Infof("dirAssign volume growth %v from %v", option.String(), r.RemoteAddr)
 		if ms.Topo.AvailableSpaceFor(option) <= 0 {
 			writeJsonQuiet(w, r, http.StatusNotFound, operation.AssignResult{Error: "No free volumes left for " + option.String()})
 			return
diff --git a/weed/server/master_server_handlers_admin.go b/weed/server/master_server_handlers_admin.go
index fb16ef78c..4a86348d9 100644
--- a/weed/server/master_server_handlers_admin.go
+++ b/weed/server/master_server_handlers_admin.go
@@ -74,6 +74,7 @@ func (ms *MasterServer) volumeGrowHandler(w http.ResponseWriter, r *http.Request
 		writeJsonError(w, r, http.StatusNotAcceptable, err)
 		return
 	}
+	glog.V(0).Infof("volumeGrowHandler received %v from %v", option.String(), r.RemoteAddr)
 
 	if count, err = strconv.Atoi(r.FormValue("count")); err == nil {
 		if ms.Topo.AvailableSpaceFor(option) < int64(count*option.ReplicaPlacement.GetCopyCount()) {