[10:03:40] FIRING: [12x] VarnishHighThreadCount: Varnish's thread count on cp1100:0 is high - https://wikitech.wikimedia.org/wiki/Varnish - https://alerts.wikimedia.org/?q=alertname%3DVarnishHighThreadCount [10:08:40] FIRING: [27x] VarnishHighThreadCount: Varnish's thread count on cp1100:0 is high - https://wikitech.wikimedia.org/wiki/Varnish - https://alerts.wikimedia.org/?q=alertname%3DVarnishHighThreadCount [10:13:40] FIRING: [31x] VarnishHighThreadCount: Varnish's thread count on cp1100:0 is high - https://wikitech.wikimedia.org/wiki/Varnish - https://alerts.wikimedia.org/?q=alertname%3DVarnishHighThreadCount [10:18:40] FIRING: [43x] VarnishHighThreadCount: Varnish's thread count on cp1100:0 is high - https://wikitech.wikimedia.org/wiki/Varnish - https://alerts.wikimedia.org/?q=alertname%3DVarnishHighThreadCount [10:23:40] FIRING: [43x] VarnishHighThreadCount: Varnish's thread count on cp1100:0 is high - https://wikitech.wikimedia.org/wiki/Varnish - https://alerts.wikimedia.org/?q=alertname%3DVarnishHighThreadCount [10:28:40] FIRING: [39x] VarnishHighThreadCount: Varnish's thread count on cp1100:0 is high - https://wikitech.wikimedia.org/wiki/Varnish - https://alerts.wikimedia.org/?q=alertname%3DVarnishHighThreadCount [10:33:40] FIRING: [25x] VarnishHighThreadCount: Varnish's thread count on cp1100:0 is high - https://wikitech.wikimedia.org/wiki/Varnish - https://alerts.wikimedia.org/?q=alertname%3DVarnishHighThreadCount [10:38:40] RESOLVED: [19x] VarnishHighThreadCount: Varnish's thread count on cp1100:0 is high - https://wikitech.wikimedia.org/wiki/Varnish - https://alerts.wikimedia.org/?q=alertname%3DVarnishHighThreadCount [11:58:26] 06Traffic: Images randomly fail to load (Error 429) - https://phabricator.wikimedia.org/T418323#11709784 (10BrokenImages1234) @Aklapper I would, but they removed the feature that was the reason I switched to Firefox in the first place. Anyway, spoofing my user-agent does solve the issue, but... Why would it be a... [13:39:46] 06Traffic: Images randomly fail to load (Error 429) - https://phabricator.wikimedia.org/T418323#11709934 (10Aklapper) By now I don't think any further unknown factors come into play for this ticket, so I'd propose to close this ticket. [15:19:00] 06Traffic, 06MW-Interfaces-Team, 06ServiceOps new, 07Epic, and 3 others: Epic: Enforce API rate limits (WE5.1.3c) - https://phabricator.wikimedia.org/T412585#11710186 (10daniel)