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Varnish Software Blog

Insights, updates, stories and more from Varnish Software

Varnish 3.0 changes - ESI and gzip

Finally Varnish 3.0 is feature complete and we're about to roll out a beta. All in all we've done quite a lot of...

Why ICP isn't happening (and is generally a bad idea)

Two features are very often asked for in Varnish. One is SSL and we'll be coming back to that one later and the other...

Validating cookies in Varnish

or why VCL is the best thing since sliced bread.

Looking up error codes

Sometimes, when Varnish talks to it's backend things don't work out. The operating system, which handles the actual...

The cookie monster

When Varnish Cache was designed, back in 2006, there where not that many caching proxies to talk of. There was, of...

Virtual hosts in Varnish

Virtual hosts are built into Varnish Cache. In fact they are so deeply built into it that sometimes it's a bit hard to...