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> So that looks like a stock Varnish 503 Looks like it, except that Varnish has it spelled “Guru Meditation”, not “Guru Mediation”. Anyone know why that would

• herpderperator 5y ago
  Try searching an older branch manually. GitHub only searches the main branch.
• donavanm 5y ago
  You've found a kind "trap street". This disambiguates the error message generated from Fastly vs the error message generated from an origin which happens to use varnish as well. Edit: As to why Fastly wants to expose the relatively stock error message instead of custom text, I dont know. My guess would be Faslty (or their customers) have tooling built around parsing the http response and they're preserving compatibility.
• miyuru 5y ago
  this question was already answered in the fastly outage thread. It was to identify fastly's Varnish vs customer's Varnish. https://news.ycombinator.com/item?id=27433139 https://news.ycombinator.com/item?id=27433139
• dormando 5y ago
  https://twitter.com/dormando/status/1402466173778677764 https://twitter.com/dormando/status/1402466173778677764 my fault. I would sometimes monitor for "guru mediations" popping up to tell if we were throwing errors without it being caught by other systems. Among other reasons.