https://www.mediawiki.org/wiki/MediaWiki_1.34/wmf.22
= RUM =
{F30380745, size=full}
Affected RUM metrics (non-exhaustive list):
- domInteractive
- domComplete
- firstPaint
- loadEventEnd
- processing
Latency, request/response time are unaffected, ruling out a networking issue.
Looking at the platform dashboard, it's very clear that this is a mobile web-only regression.
= Synthetic =
Moving onto synthetic tests, I don't see anything on WPT, but then again we have an unresolved enigma there at the moment:
On mobile webpagereplay, however, the spike of First Visual Change and Speed Index right at the deployment time is very clear.
Barack Obama
{F30380782, size=full}
Facebook
{F30380804, size=full}
Sweden
{F30380802, size=full}
= Human =
Survey satisfaction ratios on mobile:
| Day | eswiki | ruwiki |
| Sep 14 | 88.01% | 89.10% |
| Sep 15 | 88.07% | 88.37% |
| Sep 16 | 86.24% | 86.31% |
| Sep 17 (partial) | 84.75% | 87% |