I'm trying to use varnish to cache rpms and other giant binaries. What I would've expected is that when an object is expired in the cache varnish would send a request with If-Not-Modified to the ba...

Before asking this question, I searched Google and everywhere for hours trying to increase the connection timeout between Varnish 4 and Nginx but found no solution. So here is my Varnish Config: ...

I'm looking for a way to clear the cache for all domains and all URLs in Varnish. Currently, I would need to issue individual commands for each URLs, for example: curl -X PURGE http://example.com...

We're caching for a problematic IIS server that sometimes just sends empty responses (0 bytes) instead of proper ones. Caching these responses would be a disaster, and we have no way of fixing the ...

Problem: I couldn't purge my page. After many time I decided to find out how purge works and find! As you can see we have used a new action - return(purge). This ends execution of vcl_recv and...

I was really surprised that I've had this much trouble finding this answer anywhere, but I can't. With the built-in VCL in vcl_recv, etc., in Varnish 4.0+, does Varnish cache 404 responses by defa...