Per Buer

Per Buer

Sub-second TTLs in Varnish Cache

Typically the backend instructs Varnish how long to cache content through the Cache-Control header. The resolution here...

The Varnishlog Query language

When providing support we often spend some time crafting varnishlog statements that will catch what we're looking for....

Varnish Cache 3.0.3

Yesterday we released Varnish Cache 3.0.3. It's been out as a release candidate for ages, well at least a couple of...

Testing the persistent storage engine

Last week I spent quite a bit of time toying with the Varnish persistent storage engine. The long term goal of the...

Instant ipv6 coating with Varnish

IPv6 is here. Finally it seems it has gotten some momentum. It will be some time before we can actually discard of our...

Security: Rejecting offending connections

Once upon a time DDoS attacks where something rare. Now, not a week goes by without such an attack on a customer or a...