[Zodb-checkins] CVS: ZODB3 - ZEO-NEWS.txt:1.45
Guido van Rossum
guido@python.org
Tue, 19 Nov 2002 13:05:38 -0500
Update of /cvs-repository/ZODB3
In directory cvs.zope.org:/tmp/cvs-serv16180
Modified Files:
ZEO-NEWS.txt
Log Message:
The cache policy improvement somehow never made it to this file.
Insert it in the proper place (it was new in ZODB 3.1b2).
=== ZODB3/ZEO-NEWS.txt 1.44 => 1.45 ===
--- ZODB3/ZEO-NEWS.txt:1.44 Tue Nov 12 08:38:17 2002
+++ ZODB3/ZEO-NEWS.txt Tue Nov 19 13:05:38 2002
@@ -156,6 +156,13 @@
messages and chunk long ones even more efficiently, as
suggested by Toby Dickenson.
+ - Cache policy improvement
+
+ When load() finds a hit in the non-current file, copy it to
+ the current file (except when this would cause a cache flip).
+ It is hoped that this improves the cache performance,
+ especially for sites that do more reads than writes.
+
- Cache performance simulation
A simulation program (ZEO/simul.py) was added that performs a