Unlock the Power of Varnishlog: A Comprehensive Tutorial to Gain Actionable Insights from Varnish

 

Varnish sits in front of the web or application server and caches its output. This means that the logs of the web server no longer paint a complete picture of your site’s traffic. To get a complete view, logging on the edge is needed.

This is why we developed Varnishlog, a powertool to perform in-depth analysis of your requests, responses, backend fetches, backend health and caching behavior–so that you can generate actionable insights to improve performance, reliability, functionality and security.

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9/7/23 12:52 AM
by Thijs Feryn

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 of Varnish’s powerful logging features. Logging and log management is important because your logs can be a real-time account of what is happening behind the scenes with your web traffic and transactions, resource performance, and much more. The detailed nature of logs lets you identify specific issues, anomalies or patterns and troubleshoot, sometimes getting to root causes of problems or seeing and stopping threats emerge before they can do any damage.

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2/11/21 3:39 PM
by Guillaume Quintard

Backends: well done, with a side of load balancing (part 1)

This blog post is part one of a two-part series. (Find part two here.)

Did you know that originally Quentin Tarantino's Kill Bill was supposed to be one four-hour movie? Later, he decided to make it a two-part deal, allowing him to give each part a very different feel and tone. It also happened to George RR Martin with the Storm of Swords book: it grew so big that he eventually had to split it in two volumes, so we don't have to read a 1,300-page book.

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7/26/16 1:30 PM
by Guillaume Quintard

Zipnish: The whys and hows

The days when Varnish has been used strictly for its caching capabilities are long gone, being such a versatile piece of software, its capabilities can be used to tackle more recent challenges.
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7/13/16 1:00 PM
by Marius Magureanu

Varnish Software Blog

The Varnish blog is where our team writes about all things related to Varnish Cache and Varnish Software...or simply vents.

 

 
 

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