Implement use of mean when setting the first level of trace integration.

[simgrid.git] / ChangeLog

diff --git a/ChangeLog b/ChangeLog
index 2630539..9387cb9 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -14,15 +14,16 @@ SimGrid (3.3.3) stable; urgency=low
 
  Here are some approximate speedup measurements (on master/slaves
   simulations lasting between 10s and 20s each):
 
  Here are some approximate speedup measurements (on master/slaves
   simulations lasting between 10s and 20s each):

-   3.3.1                   -> 3.3.2: -15%
-   3.3.2                   -> 3.3.3: +40%
-   3.3.1                   -> 3.3.3: +40%
-   3.3.1 with inline patch -> 3.3.3: +30%
+   3.3.1                   -> 3.3.2: about same performance
+   3.3.2                   -> 3.3.3: 40% speedup
+   3.3.1                   -> 3.3.3: 40% speedup
+   3.3.1 with inline patch -> 3.3.3: 30% speedup

    
  Our reading is that the refactoring which occurred in 3.3.2 made us
   suffer much more from the xbt_dynar_foreach low performance, but
   once we solved this, this refactoring proved to be very performance
    
  Our reading is that the refactoring which occurred in 3.3.2 made us
   suffer much more from the xbt_dynar_foreach low performance, but
   once we solved this, this refactoring proved to be very performance

-  effective.
+  effective. From the 40% speedup, somehow, 10% are due to the
+  inlining and 30% to the refactoring.

 
  That's a pitty that gcc cannot inline functions placed in other files
   alone. We have to choose between:
 
  That's a pitty that gcc cannot inline functions placed in other files
   alone. We have to choose between:


@@ -31,7 +32,7 @@ SimGrid (3.3.3) stable; urgency=low
   - live with low performance 
   - switch to a decent compiler such as icc (not quite possible).
 
   - live with low performance 
   - switch to a decent compiler such as icc (not quite possible).
 

- -- Da SimGrid team <simgrid-devel@lists.gforge.inria.fr> 
+ -- Da SimGrid team <simgrid-devel@lists.gforge.inria.fr> Thu, 20 Aug 2009 21:21:33 +0200

 
 SimGrid (3.3.2) stable; urgency=low
 
 
 SimGrid (3.3.2) stable; urgency=low