diff -r dbffb6959564 -r 5d08086c3e6d devtools/devctl.py
--- a/devtools/devctl.py	Thu Mar 28 12:31:39 2013 +0100
+++ b/devtools/devctl.py	Wed Apr 03 14:33:20 2013 +0200
@@ -667,13 +667,13 @@
 class ExamineLogCommand(Command):
     """Examine a rql log file.
 
-    will print out the following table
+    Will print out the following table
 
-      total execution time || number of occurences || rql query
+      Percentage; Cumulative Time (clock); Cumulative Time (CPU); Occurences; Query
 
-    sorted by descending total execution time
+    sorted by descending cumulative time (clock). Time are expressed in seconds.
 
-    chances are the lines at the top are the ones that will bring the higher
+    Chances are the lines at the top are the ones that will bring the higher
     benefit after optimisation. Start there.
     """
     arguments = 'rql.log'