diff --git a/linkcheck/fileutil.py b/linkcheck/fileutil.py
index 5d6e510c..c21286b2 100644
--- a/linkcheck/fileutil.py
+++ b/linkcheck/fileutil.py
@@ -138,16 +138,10 @@ class Buffer (object):
         return data
 
 
-@memoized
-def get_stat(filename):
-    """Return stat(2) data for given filename. Kan raise os.error"""
-    return os.stat(filename)
-
-
 def get_mtime (filename):
     """Return modification time of filename or zero on errors."""
     try:
-        return get_stat(filename)[stat.ST_MTIME]
+        return os.path.getmtime(filename)
     except os.error:
         return 0
 
@@ -155,7 +149,7 @@ def get_mtime (filename):
 def get_size (filename):
     """Return file size in Bytes, or -1 on error."""
     try:
-        return get_stat(filename)[stat.ST_SIZE]
+        return os.path.getsize(filename)
     except os.error:
         return -1
 
@@ -274,7 +268,7 @@ def is_readable(filename):
 
 def is_accessable_by_others(filename):
     """Check if file is group or world accessable."""
-    mode = get_stat(filename)[stat.ST_MODE]
+    mode = os.stat(filename)[stat.ST_MODE]
     return mode & (stat.S_IRWXG | stat.S_IRWXO)
 
 
diff --git a/linkcheck/strformat.py b/linkcheck/strformat.py
index 3a619604..28b78e74 100644
--- a/linkcheck/strformat.py
+++ b/linkcheck/strformat.py
@@ -34,6 +34,7 @@ import os
 import math
 import time
 import urlparse
+import locale
 import pydoc
 from . import i18n
 
@@ -184,18 +185,18 @@ def strsize (b):
     if b < 0:
         raise ValueError("Invalid negative byte number")
     if b < 1024:
-        return u"%dB" % b
+        return u"%sB" % locale.format("%d", b, True)
     if b < 1024 * 10:
-        return u"%dKB" % (b // 1024)
+        return u"%sKB" % locale.format("%d", (b // 1024), True)
     if b < 1024 * 1024:
-        return u"%.2fKB" % (float(b) / 1024)
+        return u"%sKB" % locale.format("%.2f", (float(b) / 1024), True)
     if b < 1024 * 1024 * 10:
-        return u"%.2fMB" % (float(b) / (1024*1024))
+        return u"%sMB" % locale.format("%.2f", (float(b) / (1024*1024)), True)
     if b < 1024 * 1024 * 1024:
-        return u"%.1fMB" % (float(b) / (1024*1024))
+        return u"%sMB" % locale.format("%.1f", (float(b) / (1024*1024)), True)
     if b < 1024 * 1024 * 1024 * 10:
-        return u"%.2fGB" % (float(b) / (1024*1024*1024))
-    return u"%.1fGB" % (float(b) / (1024*1024*1024))
+        return u"%sGB" % locale.format("%.2f", (float(b) / (1024*1024*1024)), True)
+    return u"%sGB" % locale.format("%.1f", (float(b) / (1024*1024*1024)), True)
 
 
 def strtime (t):