Guillaume Quintard

Guillaume Quintard

Director of Technical Enterprise accounts at Varnish Software

Latest Articles

VCL VCL snippets custom VCL

Finally understanding built-in VCL

VCL or "Varnish Configuration Language" is an absolutely brilliant idea, which I may have said once or twice already,...
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TLS_termination_hitch
varnish startup guide TLS/SSL internet security

Howto: TLS termination with Hitch

Did you know that Hitch is now available as a container image on the dockerhub? I'm asking because it's time to revisit...
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Understanding Varnish logging and log management
varnishstat varnishlog log management varnishncsa

Understanding Varnish logging and log management

One aspect of Varnish that customers and enthusiasts most often ask questions about is how to make more effective use...
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The difference between Hit-for-Miss and Hit-for-Pass
hit-for-pass TTL hit-for-miss

The difference between Hit-for-Miss and Hit-for-Pass

A few weeks ago, I wrote and post introducing the concept of Hit-for-Miss and I received a few questions about it...
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null_ttl
VCL TTL management TTL VCL best practices request coalescing

Hit-for-Miss AND why a NULL TTL is bad for you

Varnish is a caching server, and a great one at that, that much we already know. But what about the content you don't...
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Request coalescing and other reasons to use Varnish as origin shield
origin shield multi-CDN IP ACL request collapsing

Request coalescing and other reasons to use Varnish as origin shield

The single most frequent question I get from people discovering Varnish is "Do you support request collapsing?". And I...
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