[Engineering] 1.27.0-wmf.23 rolled back from Wikipedias

Fri May 6 14:12:46 UTC 2016

On Fri, May 6, 2016 at 2:43 AM, Ori Livneh <ori at wikimedia.org> wrote:

> The roll-out of 1.27.0-wmf.23 to all Wikipedias coincided with a
> significant (~100-150ms) increase in first paint time for Wikimedia page
> views. First paint time is the time it takes the user to see anything on
> the screen after clicking on a link. Keeping it low is crucial to good user
> experience, and this is a severe regression, so I rolled back wmf.23, in
> coordination with Chad and Tyler from Release Engineering.
>

Did someone remember to backport the patch for the unbreak-now bug T134246
that wasn't backported to wmf.22 yesterday because wmf.22 was supposed to
be done with?

-- 
Brad Jorsch (Anomie)
Senior Software Engineer
Wikimedia Foundation
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