diff --git a/xCAT/postscripts/createFS b/xCAT/postscripts/createFS
index b593f2798..f3dc84fcf 100644
--- a/xCAT/postscripts/createFS
+++ b/xCAT/postscripts/createFS
@@ -1,15 +1,15 @@
 #!/bin/sh
 #set -x
 #-----------------------------------------------------------------------------
-#  createFS 
+#  createFS
 #
 # This script is used to create new FS on xCAT Service Node to hold the nim
 # resources. Currently it support AIX system, will support Linux later.
 #
-# By default, the new FS is created as 5G based on rootvg. But it can be 
+# By default, the new FS is created as 5G based on rootvg. But it can be
 # customized, the options are compatible with AIX crfs command.
 #
-# If we need to create multiple file systems, then we need to call "create_FS" 
+# If we need to create multiple file systems, then we need to call "create_FS"
 # multiple times at the bottom of this script, passing it different parameters.
 #
 # For example:
@@ -22,13 +22,13 @@
 #-----------------------------------------------------------------------------
 
 # For AIX system
-# MountPiont, VfsType, VolumeGroup, harddisks, AutoMount, Attributes 
+# MountPiont, VfsType, VolumeGroup, harddisks, AutoMount, Attributes
 FS1="/install,jfs2,rootvg,,yes,size=5G"
 #FS2="/install,jfs2,datavg,hdisk2 hdisk3,yes,size=5G frag=512 nbpi=1024"
 
 # To-DO
 # For Linux system
-# MountPiont, VfsType, fs-options 
+# MountPiont, VfsType, fs-options
 
 #-----------------------------------------------------------------------------
 create_FS(){
@@ -59,7 +59,7 @@ create_FS_AIX(){
     hd=$4
     mnt=$5
     attrs=$6
-    
+
     unset IFS
 
     echo "MountPiont: $mp, VfsType: $vfs, VolumeGroup: $vg, harddisks: $hd, AutoMount: $mnt, Attributes: $attrs"
@@ -83,7 +83,7 @@ create_FS_AIX(){
                 # harddisk provided
                 # check if hardisk is the same with current ones
                 old_hd=`lsvg -p $vg|grep 'hd'|awk '{print $1}'|tr "\n" " "`
-                
+
                 if [ "$old_hd" = "$hd" ]; then
                     # use the existed vg
                     tocr_fs=1
@@ -147,7 +147,7 @@ create_FS_AIX(){
             echo "Back up $mp to $tmp_mp"
             bakup=1
         fi
-        
+
         # create fs
         cmd="crfs"
         if [ "$vfs" != "" ]; then
@@ -169,7 +169,7 @@ create_FS_AIX(){
         if [ "$attrs" != "" ]; then
             cmd="$cmd -a $attrs"
         fi
-        
+
         echo "Running command: $cmd"
         result=`$cmd`
         if [ $? -ne 0 ]; then
@@ -182,11 +182,11 @@ create_FS_AIX(){
             echo "Can not mount file system $mp"
             exit 1
         fi
-        
+
         # restore /install to FS
         if [ "$bakup" = "1" ]; then
             echo "Restore $tmp_mp to new FS $mp"
-            
+
             result=`cd $tmp_mp;find . -print | cpio -pdlvu $mp`
             if [ $? -ne 0 ]; then
                 echo "Can not restore $tmp_install to file system $mp"
@@ -198,7 +198,7 @@ create_FS_AIX(){
                 echo "Can not remove $tmp_mp"
                 exit 1
             fi
-        fi    
+        fi
     fi
 }