[04:59:00] 10Traffic, 06Operations: Extra RTT on TLS handshakes - https://phabricator.wikimedia.org/T150561#2789754 (10BBlack) Just to double-check things, I've also confirmed that by adding extra copies of the intermediate cert, I can induce the extra RTT without using stapling at all. During these tests, the range of... [20:52:49] 10Traffic, 10MediaWiki-General-or-Unknown, 06Operations: Failure to save recent changes - https://phabricator.wikimedia.org/T150503#2790359 (10elukey) >>! In T150503#2788909, @Joe wrote: > Still, what is puzzling about apache is: > > # It returns a 503 and not a 400 as I would expect per the HTTP standard >... [21:33:11] 10Traffic, 10MediaWiki-General-or-Unknown, 06Operations: Failure to save recent changes - https://phabricator.wikimedia.org/T150503#2790391 (10Marshallsumter) Just FYI: Changes smaller than about 6kB will be saved but larger ones trip the error message every time.