Graphing number of 503s

Guillaume Quintard guillaume at
Thu Oct 15 08:38:39 CEST 2015

Hi Gabriel,

Since the vsl is a circular buffer, your are forced to watch for the time
period you are interested in. But it's probably easier to just use
varnishncsa for what you want instead of varnishlog.
On Oct 15, 2015 06:34, "Gabriel Filion" <gabster at> wrote:

> Hello there,
> I'd like to create a graph of how much 503 pages were served by varnish.
> Is there an easy way to count how much such error pages are sent to
> clients?
> The only way that I can think right now is to have a permanent
> varnishlog that is set to spot the 503s and then use the output from
> varnishlog to create the numbers.
> I was wondering if there might be a more clever way of doing this.
> --
> Gabriel Filion
> _______________________________________________
> varnish-misc mailing list
> varnish-misc at
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <>

More information about the varnish-misc mailing list