[mrtg] please help with detail graph issue

Steve Shipway s.shipway at auckland.ac.nz
Wed Sep 3 00:19:07 CEST 2008

> 1) Check the date and time synch on your web server and clients.  This can
> cause problems with cookie and cache expiry making broken images.
> 2) Check permissions on the /graphs directory, to make sure thet it is
> accessible (make sure there is read permission as well as execute if this
> is a unix web server)
> 3) Check the expiry rules (.htaccess file) if you have any.  Make sure
> they are not expiring too soon.
> 4) Check you do not have a disk full, or quota problem, on the filesystem
> containing the /graphs directory.
> 5) Are you using routers2 with the clustered distributed front-end option?
> If so, then this sort of thing can be caused by the members of he web
> frontend cluster having incorrect time synchronisation or one of them
> having a disk full on the disk containing the graphs directory.

6) Do you have any transparent proxy or web cache in the way between your browser and the Routers2 web server?  This may be causing the problem.  Try from a machine closer that does not have any intervening proxy.  If this works, then check your proxy server for problems.


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