[Labs-announce] New Wiki Replica servers ready for use

[Bryan Davis]

On Mon, Sep 25, 2017 at 5:43 PM, Bryan Davis <bd808 at wikimedia.org> wrote:
> After more than a year of effort by the DBA team, a new set of Wiki
> Replica servers are ready for full use by Cloud Services users. The
> new servers are faster, have more disk space, and are using updated
> software and configuration that corrects many historic problems with
> replica drift and security.
>
> See the technical blog post for full details: <>
>
> TL;DR:
> - Change your tools and scripts to use:
>   - `*.web.db.svc.eqiad.wmflabs` (real-time response needed)
>   - `*.analytics.db.svc.eqiad.wmflabs` (batch jobs; long queries)
> - Replace `*` with either a shard name (e.g. `s1`) or a wikidb name
> (e.g. `enwiki`).
> - The new servers **do not** support user created databases/tables
> because replication can't be guaranteed. See the blog post for more
> information.
> - `tools.db.svc.eqiad.wmflabs` (also known as `tools.labsdb`) will
> continue to support user created databases and tables.
> - Report any bugs you find with these servers in Phabricator using the
> #Data-Services tag.

And the missing URL to the blog post:
<https://phabricator.wikimedia.org/phame/post/view/70/new_wiki_replica_servers_ready_for_use/>

Bryan
-- 
Bryan Davis              Wikimedia Foundation    <bd808 at wikimedia.org>
[[m:User:BDavis_(WMF)]] Manager, Cloud Services          Boise, ID USA
irc: bd808                                        v:415.839.6885 x6855