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The production part of this wiki, also known as Wikitech, is for internal technical documentation for the Wikimedia Foundation. For technical documentation of MediaWiki software, see

Guides Getting Help from Operations · Get involved · Ops Clinic Duty · Infrastructure naming conventions · How-Tos · Profiling (web interface) · Puppet coding · Puppet and iptables
Servers Server Lifecycle · Server Spares · Apaches · Media storage · NFS · DNS · Memcached · MariaDB · LDAP · Multicast HTCP purging · Virtualization · HTTPS · PartMan
Backups Current status · Disaster Recovery · XML database dumps · Offsite
OSs Ubuntu (Ubuntu) · Automated installation · Distribution upgrades · Puppet · APT repository · Debian packaging
Datacenter Datacenter operations · Common Datacenter Specifications · Opengear Serial Consoles · Platform-specific documentation
War Security
Maps Batch jobs · Locations of backups, mirrors, etc. · Scripts
Email Mail · Mailing lists · OTRS · PGP Keys
Network Design · BGP · IPs · Utils · 802.1Q · RANCID · NOC Phones · LVS · Link aggregation · Network cheat sheet · Proxy access to cluster
Other Status monitors · Phabricator · Renaming users · Admin Logs · Password reset · Fundraising
Wiki Browse root category · Category:Wiki · Category:Templates

See also


Wikimedia Labs is meant to make it easier for developers and system administrators to try out improvements to Wikimedia infrastructure, including MediaWiki, and to do analytics and bot work.

Labs Account Holders are governed by the Labs terms of use. The agreement to disclosure of personally identifiable information covers Labs End-Users.

For more information, start at Help:Contents.

Tool Labs

Tool Labs, a reliable, scalable hosting environment for community developers working on tools and bots, is part of Wikimedia Labs and consists of two projects Nova Resource:Tools and Nova Resource:Toolsbeta. For more information pertaining to the Tool Labs environment, please see Help:Tool Labs.


Number of projects: 174
Number of instances: 551
Amount of RAM in use (in MBs): 2,518,528
Amount of allocated storage (in GBs): 24,860
Number of virtual CPUs in use: 1,240
Number of users: 6,095