<quote name="Greg Grossmeier" date="2018-01-11" time="12:27:35 -0800">
> We just had to rollback 1.31.0-wmf.16 from group1 (eg: all
> non-wikipedias), so -wmf.16 is only on group0 at this time.
> The issue is a data corruption bug. The relevant people are aware.
Status update: The fix is merged into master (with a backport to wmf.16)
and thus on the Beta Cluster for testing. Given it is a Friday we will
attempt a continuation of the train on Monday (per policy), to be
coordinated with Mukunda and/or Tyler (it's on the border of a train
conductor switch over) and Addshore.