[Labs-l] Upgrading labs db replicas to MariaDB 10

[Magnus Manske]

So wikidatawiki.labsdb has just gone away. Related?


On Tue, Aug 5, 2014 at 3:07 AM, Sean Pringle <springle at wikimedia.org> wrote:

> 2014-08-07 00:02:00 the third and final labsdb1003 will switch to MariaDB
> 10. There is a larger chunk of user data to migrate on this instance, so
> the downtime will be longer:
>
> 1. Downtime ~1h, during which tool connections may fail for enwiki.labsdb.
>
> 2. Up to 6h of read-only access to enwiki.labsdb while labs user data is
> migrated across.
>
> 3. A period during which slow traffic may be throttled or killed, while
> caches warm up.
>
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>
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