1 files changed, 4 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index a6d4850e..7a264503 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -13,7 +13,10 @@ Sun Mar 31 20:03:48 CEST 2013
         that applications that previously added 4 bytes to the
         post processor buffer size might now perform worse.
         Using the new 'demo' example, POST upload speed
-        increased from ~90 MB/s to ~120 MB/s for a large file. -CG
+        increased from ~90 MB/s to ~120 MB/s for a large file
+        (note that the improvement comes from better aligned
+        disk IO; without disk IO, the speed was (and remains)
+        at ~1500 MB/s on this system). -CG
 
 Fri Mar 29 16:44:29 CET 2013
         Renaming testcases to consistenly begin with test_;