--- a/cfg/vnstat.conf
+++ b/cfg/vnstat.conf
@@ -69,13 +69,13 @@ TrafficlessDays 1
 ##
 
 # how often (in seconds) interface data is updated
-UpdateInterval 30
+UpdateInterval 60
 
 # how often (in seconds) interface status changes are checked
-PollInterval 5
+PollInterval 30
 
 # how often (in minutes) interface data is saved to file
-SaveInterval 5
+SaveInterval 30
 
 # enable / disable logging (0 = disabled, 1 = logfile, 2 = syslog)
 UseLogging 2