Apache Reverse Proxy leads to error 500, AH01144: No protocol handler was valid for the URL

Published on August 14th 2024 - Listed in Apache Varnish Linux - 0 comments

Fixing check_varnish monitoring plugin for Varnish 6.5 and newer releases

Published on June 5th 2024 - last updated on June 21st 2024 - Listed in Monitoring Varnish - 0 comments

Varnish service not starting due to Error: Cannot create working directory

Published on June 29th 2023 - Listed in Varnish Linux - 0 comments

Monitoring Varnish Cache Hit Rate (Ratio) with check_varnish

Published on January 9th 2023 - Listed in Varnish Monitoring - 0 comments

Varnish reload error due to incompatible VMOD and ABI mismatch

Published on February 4th 2022 - Listed in Varnish - 0 comments

Varnish Cache cuts a long HTTP Cookie header (seen in varnishlog)

Published on January 14th 2022 - Listed in Varnish - 0 comments

Varnish caching combined with HAProxy balancing in Kubernetes deployments (and tackling strange DNS issues)

Published on December 16th 2021 - Listed in Kubernetes Containers Cloud HAProxy Varnish - 0 comments

Varnish with cryptic error: Message from VCC-compiler: Symbol not found

Published on August 4th 2021 - Listed in Varnish - 0 comments

How the X-Cache HTTP header information (HIT, MISS) was abused for targeted attacks on our systems

Published on March 13th 2020 - Listed in Security Internet Varnish Hacks - 4 comments

Handle Varnish errors with Edge Side Includes (ESI) content served from non-xml content

Published on February 21st 2020 - Listed in Varnish - 0 comments

Icinga 2: Apply rule for monitoring multiple Varnish instances and create a Grafana Varnish dashboard

Published on February 20th 2020 - Listed in Icinga Monitoring Varnish - 0 comments

Monitoring Varnish with check_varnish and create graphs from multiple varnishstat fields

Published on February 18th 2020 - last updated on June 5th 2024 - Listed in Monitoring Varnish - 2 comments

Troubleshooting (and solving) high load spikes and timeouts on Varnish using backend with ESI

Published on August 2nd 2019 - last updated on August 7th 2019 - Listed in Varnish Linux - 0 comments

Monitoring multiple Varnish instances

Published on November 14th 2017 - Listed in Varnish Linux Monitoring Icinga Nagios - 0 comments

Varnish panic / crash due to low workspace sizing

Published on September 18th 2017 - Listed in Varnish Linux - 0 comments

Analysing and troubleshooting Varnish traffic with varnishtop and varnishlog

Published on September 13th 2017 - last updated on March 5th 2020 - Listed in Varnish Linux - 0 comments

Varnish vcl reload not working with SystemD on Ubuntu 16.04

Published on July 18th 2017 - Listed in Linux Varnish Systemd - 0 comments

Configure Varnish custom settings on Debian 8 Jessie and Ubuntu 16.04 LTS

Published on October 13th 2016 - Listed in Linux Varnish - 0 comments