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Successfully switch backend traffic (MediaWiki, Swift, RESTBase, Parsoid and services) to be served from codfw
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Description

The task for the actual switchover

Successfully switch backend traffic (MediaWiki, Swift, RESTBase, and Parsoid) to be served from codfw with no downtime and reduced read-only time.

Event Timeline

akosiaris triaged this task as High priority.Sep 7 2018, 10:27 AM
akosiaris created this task.
Restricted Application removed a project: Patch-For-Review. · View Herald TranscriptSep 7 2018, 10:27 AM

Change 458772 had a related patch set uploaded (by Alexandros Kosiaris; owner: Alexandros Kosiaris):
[operations/puppet@production] cache::text: switch mediawiki to codfw

https://gerrit.wikimedia.org/r/458772

Change 458787 had a related patch set uploaded (by Alexandros Kosiaris; owner: Alexandros Kosiaris):
[operations/dns@master] db: Switch dns master alias to codfw

https://gerrit.wikimedia.org/r/458787

Change 458790 had a related patch set uploaded (by Alexandros Kosiaris; owner: Alexandros Kosiaris):
[operations/dns@master] db: Switch dns master alias to eqiad"

https://gerrit.wikimedia.org/r/458790

Change 458794 had a related patch set uploaded (by Alexandros Kosiaris; owner: Alexandros Kosiaris):
[operations/puppet@production] cache::upload: Switch swift temporarily to active/active

https://gerrit.wikimedia.org/r/458794

Change 458795 had a related patch set uploaded (by Alexandros Kosiaris; owner: Alexandros Kosiaris):
[operations/puppet@production] cache::upload: Move swift to codfw

https://gerrit.wikimedia.org/r/458795

Change 458802 had a related patch set uploaded (by Alexandros Kosiaris; owner: Alexandros Kosiaris):
[operations/puppet@production] cache::text: Switch restbase active/active

https://gerrit.wikimedia.org/r/458802

Change 458803 had a related patch set uploaded (by Alexandros Kosiaris; owner: Alexandros Kosiaris):
[operations/puppet@production] cache::text, cache::upload: Switch services to codfw

https://gerrit.wikimedia.org/r/458803

Change 458806 had a related patch set uploaded (by Alexandros Kosiaris; owner: Alexandros Kosiaris):
[operations/dns@master] traffic: Depool eqiad from user traffic for switchover

https://gerrit.wikimedia.org/r/458806

Change 458808 had a related patch set uploaded (by Alexandros Kosiaris; owner: Alexandros Kosiaris):
[operations/puppet@production] traffic: route esams via codfw

https://gerrit.wikimedia.org/r/458808

Change 458794 merged by Filippo Giunchedi:
[operations/puppet@production] cache::upload: Switch swift temporarily to active/active

https://gerrit.wikimedia.org/r/458794

Change 458795 merged by Filippo Giunchedi:
[operations/puppet@production] cache::upload: Move swift to codfw

https://gerrit.wikimedia.org/r/458795

Change 458808 merged by Ema:
[operations/puppet@production] traffic: route esams via codfw

https://gerrit.wikimedia.org/r/458808

Change 458806 merged by Ema:
[operations/dns@master] traffic: Depool eqiad from user traffic for switchover

https://gerrit.wikimedia.org/r/458806

Change 458802 merged by Ema:
[operations/puppet@production] cache::text: Switch restbase active/active

https://gerrit.wikimedia.org/r/458802

Change 458803 merged by Ema:
[operations/puppet@production] cache::text, cache::upload: Switch services to codfw

https://gerrit.wikimedia.org/r/458803

Change 458772 merged by Alexandros Kosiaris:
[operations/puppet@production] cache::text: switch mediawiki to codfw

https://gerrit.wikimedia.org/r/458772

Change 458787 merged by Alexandros Kosiaris:
[operations/dns@master] db: Switch dns master alias to codfw

https://gerrit.wikimedia.org/r/458787

akosiaris closed this task as Resolved.Sep 12 2018, 4:49 PM
akosiaris claimed this task.

The switchover has happened successfully, I am gonna happily resolve this. For any issues that might have crept up because of the switchover please tag them with Datacenter-Switchover-2018