[pypy-svn] r56039 - pypy/extradoc/talk/ep2008

[fijal at codespeak.net]

Author: fijal
Date: Mon Jun 23 20:00:21 2008
New Revision: 56039

Modified:
   pypy/extradoc/talk/ep2008/gc.txt
Log:
A bit of update


Modified: pypy/extradoc/talk/ep2008/gc.txt
==============================================================================
--- pypy/extradoc/talk/ep2008/gc.txt	(original)
+++ pypy/extradoc/talk/ep2008/gc.txt	Mon Jun 23 20:00:21 2008
@@ -19,6 +19,11 @@
 
 XXX explain
 
+Difference in performance
+=========================
+
+XXX
+
 Finalizers
 ==========
 
@@ -60,3 +65,17 @@
 
 * generational gc - cheap
 
+Allocating large amount of objects
+==================================
+
+* CPython - O(n^2) where n is number of objects
+  allocated
+
+* Any reasonable generational GC should do better
+
+Collection costs
+================
+
+* Full collection - costly (always the case with cpython)
+
+* Nursery collection - quick