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

[Chad Horohoe]

On Fri, May 6, 2016 at 7:12 AM, Brad Jorsch (Anomie) <bjorsch at wikimedia.org>
wrote:

> 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?
>
>
Doing that now, thanks for spotting that!

-Chad
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