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Data centers

From Wikitech

These are data centers used by the Wikimedia Foundation, in which it has colo space where its operates server clusters.

To read about the history behind current and previous hosting facilities and technology choices, see "Wikimedia Foundation#Technology" on Wikipedia, and Wikimedia servers on Meta-Wiki.

Map of Wikimedia Foundation data centers.


One of the Wikimedia server racks in Texas (Codfw ).
Servers in Virginia, USA (Eqiad ).

"Caching" data centers serve as points of presence (PoP) for the Wikimedia CDN.

"Application" data centers host MediaWiki servers, databases, and other services.

Nr Name Location Role Since
#1 Eqiad Ashburn, Virginia, USA Application + Caching 2010
#2 Codfw Carrollton, Texas, USA Application + Caching 2014
#3 Esams Amsterdam, Netherlands Caching 2005?[1]
#4 Ulsfo San Francisco, California, USA Caching 2014[2]
#5 Eqsin Singapore Caching 2017[3]
#6 Drmrs Marseille, France Caching 2022[4]
#7 Magru São Paulo, Brazil Caching 2024[5]
Name Location Role Since
eqord Chicago, Illinois, United States (North America) Networking 2015[6][7]
eqdfw Dallas, Texas, United States (North America) Networking 2015[6][7]


Name Location Usage Years
Pmtpa Tampa, Florida, United States Core services 2004 – 2014
Yaseo Seoul, South Korea Core services (zhwiki, kowiki) 2005 – 2009[8][9]
Lopar Paris, France Edge caching 2005
San Diego San Diego, California, United States "The server" 2001 – 2004
Name Location Role Since
sdtpa Tampa, Florida, United States Networking (for pmtpa) 2004 – 2014

See also


  1. https://wikitech.wikimedia.org/w/index.php?title=Kennisnet_rackspace&oldid=13519
  2. "ULSFO going online", Deployments calendar, Week of 3 February 2014.
  3. T156028: Name Asia cache DC, Brandon Black, 26 September 2017.
  4. T282787: Configuration for new drmrs datacenter, Brandon Black, 13 May 2021.
  5. task T346722
  6. 6.0 6.1 WMF Infrastructure Quarterly Review 2015 FQ1, page 66 "TechOps - Appendix", 15 October 2015
  7. 7.0 7.1 T91077: EQDFW/EQORD Deployment, Wikimedia Phabricator, 27 February 2015
  8. Started on September 2005. Oldest mention in Server admin log, 9 September 2005.
  9. "Decommissioned all yaseo servers", Server admin log, 23 July 2009.