diff -r a82d7e028458 Lib/http/client.py
--- a/Lib/http/client.py	Mon Jun 16 19:26:56 2014 -0400
+++ b/Lib/http/client.py	Tue Jun 17 08:39:22 2014 -0700
@@ -72,6 +72,7 @@
 import os
 import socket
 import collections
+import resource
 from urllib.parse import urlsplit
 
 __all__ = ["HTTPResponse", "HTTPConnection",
@@ -926,7 +927,7 @@
 
         if self.debuglevel > 0:
             print("send:", repr(data))
-        blocksize = 8192
+        blocksize = resource.getpagesize() 
         if hasattr(data, "read") :
             if self.debuglevel > 0:
                 print("sendIng a read()able")