Index: trac/log.py
===================================================================
--- trac/log.py	(revision 4541)
+++ trac/log.py	(working copy)
@@ -38,7 +38,7 @@
         # Note: this _really_ throws away log events, as a `MemoryHandler`
         # would keep _all_ records in case there's no target handler (a bug?)
 
-    format = 'Trac[%(module)s] %(levelname)s: %(message)s'
+    format = 'Trac[%(name)s:%(module)s] %(levelname)s: %(message)s'
     if logtype in ['file', 'stderr']:
         format = '%(asctime)s ' + format 
     datefmt = ''