This is technically not a bug, but a request for research in case there is an underlying bug.
As early as 2019-11-23T05:22:22, but in higher volume since 2019-12-16T12:52:34, varnish receives the following HTTP GET:
https://en.wikipedia.org/w/index.php?sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=relevance&sort=rele
(log shows it cut, but I don't know if it is cut by logging, varnish, or was originally cut like that on source)
https://logstash.wikimedia.org/goto/41c5065999052896acdd6835273a0ca6
The requests seem to be in bulks of ~500 requests over 5 minutes for each IP, from different IPs, regular interactive browser sessions like those coming from Safari/Edge and with regular Search actions as referrers. They don't create any issues because they are just redirected to the Main Page, parameters ignored. There is around 10000 requests like those in the last 45 days, not a large number.
My question is if there is some kind of UI, javascript, gadget, etc. on our side that could cause accidental request of those URLs as maybe a UI bug, or something else we could do something about. This is not high priority as it is not causing production issues, but it causes log spam which would be nice to avoid to not mask other more important issues.
