Editing OpenSSI (section)

{{Short description|Defunct clustering system for Linux}}
{{infobox software
| name                   = OpenSSI
| logo                   = OpenSSI-logo.png
| developer              = OpenSSI Team<ref name='openssidotorg'>{{Citation|url=http://openssi.org/cgi-bin/view?page=openssi.html |title=OpenSSI (Single System Image) Clusters for Linux |archive-url=https://web.archive.org/web/20131226025048/http://openssi.org/cgi-bin/view?page=openssi.html |accessdate=2023-07-01 |archive-date=2013-12-26 }} (archived)</ref>
| latest release version = 1.9.3<ref name='openssidotorg' />
| latest release date    = 1 September 2007
| latest preview version = 1.9.6<ref name='openssidotorg' />
| latest preview date    = 18 February 2010
| operating system       = [[Linux]]
| genre                  = [[Cluster (computing)|Cluster software]]
| license                = [[GNU General Public License|GPL]] v2
| website                = [https://web.archive.org/web/20171222193151/https://openssi.org/cgi-bin/view?page=openssi.html https://openssi.org] (archive.org)
}}

'''OpenSSI''' is an [[open-source software|open-source]] [[single-system image]] [[cluster (computing)|clustering]] system. It allows a collection of computers to be treated as one large system, allowing applications running on any one machine access to the resources of all the machines in the cluster.<ref>{{Citation
 | url = https://www.samag.com/documents/s=8817/sam0313b/0313b.htm 
 | title = samag.com, Sys Admin Magazine > Server Management > Introducing the OpenSSI Project
 | first1 = Richard
 | last1 = Ferri
 | first2 = Brian J.
 | last2 =  Watson
 | date = 2003-08-01
 | archive-url = https://web.archive.org/web/20041027023410/https://www.samag.com/documents/s=8817/sam0313b/0313b.htm
 | accessdate = 2008-07-06
| archive-date = 2004-10-27
 }} (archived)
</ref><ref name=Pfister1998>{{Citation
 | last = Pfister
 | first = Gregory F.
 | year = 1998
 | title = In Search of Clusters
 | isbn = 978-0-13-899709-0
 | publisher = Prentice Hall PTR
 | location = Upper Saddle River, NJ
 | oclc = 38300954
 | url-access = registration
 | url = https://archive.org/details/insearchofcluste00pfis
 }}</ref>

OpenSSI is based on the [[Linux]] [[operating system]] and was released as an open source project by [[Compaq]] in 2001.<ref>
{{Citation
 |url=https://www.theregister.co.uk/2001/11/14/compaq_cavalry_rescues_linux_clusters/
 |title=Compaq cavalry rescues Linux clusters 
 |first=Andrew
 |last=Orlowski
 |accessdate=2008-10-06
 |date=2001-11-14
 |periodical=The Register
}}
</ref>
It is the final stage of a long process of development, stretching back to [[LOCUS (operating system)|LOCUS]], developed in the early 1980s.