Horde/IMP Deployments

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Company/Organisation

Users

Servers

Contact

Details

Greenpeace International

Screenshot

Harvard University, Faculty of Arts and Sciences

thousands

4 Compaq Tru64

Details

National Portuguese Government Agency

1,000

8 Mail Servers (Exchange) and 1 Webmail Server (Apache/SSL)

NYU School of Medicine

Universidad Tecnica Federico Santa Maria

University of Colorado at Boulder

Details

University of Michigan

113,000

IMP / Horde: 5 x Dell Poweredge 1750 (dual 3.0GHz Xeon P4, 4GB RAM), 9 x SuperMicro? 5013S-8 (dual 3.6Ghz Xeon P4, 4GB RAM); MySQL: 2 x Western Scientific (dual 3.0Ghz Xeon P4, 4GB RAM, RAID 1+0); !session data in memcached

Liam Hoekenga

University of Texas at Austin, Department of Physics

1,000

Dell Poweredge 2400 server, 2x600 Mhz, 512MB memory, Raid5 across 6 disks

Eric Rostetter

Yale University

Case Western Reserve University, EECS Department

hundreds

2 Sun X1 and 1 Sun V280R

Simon Kuhn

Nottingham City Council

2,000 (webmail)

1x quad-Xeon mailserver (500MHz, 4GB RAM), 2x dual-Xeon webservers (2.4GHz, 2GB RAM) - infrastructure upgrade imminent, to add more resilience

Richard Heggs

zonnet.nl

240,000

3 x dual Xeon 2,4 Ghz 4GB

Richard Zuidhof

APC and imapproxy

NetCologne

200,000

2 x dual Pentium III 1,26 Ghz 1GB

Oliver Kuhl

ionCube

Graz University of Technology

11,000

Sun Fire V280R 2x900 Mhz Ultra Sparc III, 4Gb Ram, Sun Fire V480R 2x900 Mhz Ultra Sparc III, 4Gb Ram, 2x Sun Fire !V20z 2x2200 Mhz AMD Opteron 4Gb Ram, 2 redundant Cisco loadbalancers CSS11503 with cyrpto-cards for SSL accelleration, Sun Fire V480R 4x1200 Mhz Ultra Sparc III, 8Gb Ram for mySQL backend and cyrus-imapd

webmail

SSL is handled by the crypto card on the loadbalancer, PHP is accellerated by the Zend Performance Suite, up-imapproxy

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