--- cacti-template-postfix-0.1/fetch_mail_statistics.pl	2005-12-19 15:52:35.000000000 +0200
+++ cacti-template-postfix-0.1/fetch_mail_statistics.pl	2010-10-21 17:22:21.000000000 +0300
@@ -14,7 +14,7 @@
 #
 # This defines how many seconds we will cache calculated values.
 #
-$MINRESET = 50;
+$MINRESET = 280;
 
 
 if ( @ARGV < 5 ) {