[Engineering] Gerrit downtime this Monday!

Sun Jul 24 23:02:14 UTC 2016

Friendly reminder that this is happening in about 2 hours!

-Chad

On Thu, Jul 21, 2016 at 8:08 AM, Chad Horohoe <chorohoe at wikimedia.org>
wrote:

> Hi,
>
> So the time is upon us to finally upgrade Gerrit. I thank everyone in
> advance for all of your patience
> and good work testing things out for us. The plan is outlined in detail on
> Phabricator[0], but I'll give
> everyone the short version here.
>
> The downtime will be on Monday, July 25th from 01:00 to 04:00 UTC; that's
> Sunday night for those
> of us who are US-based. This time was picked based because it's one of our
> lowest traffic times
> on Gerrit. There's never a *good* time to bring it down, it's always being
> used, but this looks like it'll
> impact the fewest number of users. I do not anticipate the process
> actually taking the full 3 hours,
> but I'm giving us a lot of extra time just in case.
>
> Jaime will be on hand to assist with a final DB snapshot of the old
> version and possible rollback,
> and Daniel Z. is going to assist me with the puppet work. Most of this is
> already prepared so the
> amount of "change" to do the swap has been kept to a minimum.
>
> Gerrit is a critical service to all developers, so the plan includes a
> generous provision to roll back
> if things are not operating properly--I'd rather us be on the old version
> that works on a Monday
> morning than be stuck broken going into the work week.
>
> I'll be sure to send a last minute reminder Sunday night prior to taking
> services offline.
>
> Thanks again!
>
> -Chad
>
> [0] https://phabricator.wikimedia.org/T70271#2482308
>
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