Editing Single system image (section)

==Examples==

Examples here vary from commercial platforms with scaling capabilities, to packages/frameworks for creating distributed systems, as well as those that actually implement a single system image.

{|class="wikitable sortable"
 |+SSI Properties of different clustering systems
 |-
 !Name
 ![[#Process migration|Process migration]]
 ![[#Process checkpointing|Process checkpoint]]
 ![[#Single process space|Single process space]]
 ![[#Single root|Single root]]
 ![[#Single I/O space|Single I/O space]]
 ![[#Single IPC space|Single IPC space]]
 ![[#Cluster IP address|Cluster IP address]]<ref group="t">Many of the [[Linux]] based SSI clusters can use the [[Linux Virtual Server]] to implement a single cluster IP address</ref> 
 !Source Model
 !Latest release date<ref group="t">Green means software is actively developed</ref>
 !Supported OS 
 |-
 |[[Amoeba distributed operating system|Amoeba]]<ref group="t">[[Amoeba distributed operating system|Amoeba]] development is carried forward by Dr. Stefan Bosse at [http://www.bsslab.de/english/index.html BSS Lab] {{webarchive|url=https://web.archive.org/web/20090203124419/http://bsslab.de/english/index.html |date=2009-02-03 }}</ref>
 | {{Yes}} <!-- Process migration -->
 | {{Yes}} <!-- Process checkpointing -->
 | {{Yes}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Unk}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{Yes|Open}} <!-- Source Model -->
 | {{No|{{dts|1996|07|30}}}} <!-- Latest release date -->
 | Native <!-- Supported OS -->
 |-
 |[[AIX]] [[Transparent Computing Facility|TCF]]
 | {{Unk}} <!-- Process migration -->
 | {{Unk}} <!-- Process checkpointing -->
 | {{Unk}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Unk}} <!-- Single I/O space -->
 | {{Unk}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{No|Closed}} <!-- Source Model -->
 | {{No|{{dts|1990|03|30}}}}<ref>{{cite web|url=http://www-01.ibm.com/common/ssi/cgi-bin/ssialias?infotype=OC&subtype=NA&htmlfid=897/ENUS5706-297&appname=totalstorage |title=AIX PS/2 OS}}</ref> <!-- Latest release date -->
 | [[AIX]] PS/2 1.2 <!-- Supported OS -->
 |-
 |[[NonStop (server computers)|NonStop Guardian]]<ref group="t">[[Guardian90 TR90.8]] Based on R&D by Tandem Computers c/o Andrea Borr at [https://www.hpl.hp.com/techreports/tandem/TR-90.8.pdf] </ref>
 | {{Yes}}<!-- Process migration -->
 | {{Yes}} <!-- Process checkpointing -->
 | {{Yes}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Yes}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Yes}} <!-- Cluster IP address -->
 | {{No|Closed}} <!-- Source Model -->
 | {{Yes|{{dts|2018||}}}} <!-- Latest release date -->
 | [[NonStop OS]] <!-- Supported OS -->
 |-

 |[[Inferno (operating system)|Inferno]]
 | {{No}}<!-- Process migration -->
 | {{No}} <!-- Process checkpointing -->
 | {{No}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Yes}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{Yes|Open}} <!-- Source Model -->
 | {{Yes|{{dts|2015|03|04}}}} <!-- Latest release date -->
 | Native, [[Windows]], [[Irix]], [[Linux]], [[OS X]], [[FreeBSD]], [[Solaris (operating system)|Solaris]], [[Plan 9 from Bell Labs|Plan 9]] <!-- Supported OS -->
 |-
 |[[Kerrighed]]
 | {{Yes}} <!-- Process migration -->
 | {{Yes}} <!-- Process checkpointing -->
 | {{Yes}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Unk}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{Yes|Open}} <!-- Source Model -->
 | {{No|{{dts|2010|06|14}}}} <!-- Latest release date -->
 | [[Linux]] 2.6.30 <!-- Supported OS -->
 |-
 |[[LinuxPMI]]<ref group="t">[[LinuxPMI]] is a successor to [[openMosix]]</ref>
 | {{Yes}} <!-- Process migration -->
 | {{Yes}} <!-- Process checkpointing -->
 | {{No}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{No}} <!-- Single I/O space -->
 | {{No}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{Yes|Open}} <!-- Source Model -->
 | {{No|{{dts|2006|06|18}}}} <!-- Latest release date -->
 | [[Linux]] 2.6.17 <!-- Supported OS -->
 |-
 |[[LOCUS (operating system)|LOCUS]]<ref group="t">[[LOCUS (operating system)|LOCUS]] was used to create [[IBM]] [[AIX]] [[Transparent Computing Facility|TCF]]</ref>
 | {{Yes}} <!-- Process migration -->
 | {{Unk}} <!-- Process checkpointing -->
 | {{Yes}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Yes}} <!-- Single I/O space -->
 | {{Yes|Yes<ref group="t">[[LOCUS (operating system)|LOCUS]] used [[named pipes]] for IPC</ref>}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{No|Closed}} <!-- Source Model -->
 | {{No|{{dts|1988}}}} <!-- Latest release date -->
 | Native <!-- Supported OS -->
 |-
 |[[MOSIX]]
 | {{Yes}} <!-- Process migration -->
 | {{Yes}} <!-- Process checkpointing -->
 | {{No}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{No}} <!-- Single I/O space -->
 | {{No}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{No|Closed}} <!-- Source Model -->
 | {{Yes|{{dts|2017|10|24}}}} <!-- Latest release date -->
 | [[Linux]] <!-- Supported OS -->
 |-
 |[[openMosix]]<ref group="t">[[openMosix]] was a fork of MOSIX</ref>
 | {{Yes}} <!-- Process migration -->
 | {{Yes}} <!-- Process checkpointing -->
 | {{No}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{No}} <!-- Single I/O space -->
 | {{No}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{Yes|Open}} <!-- Source Model -->
 | {{No|{{dts|2004|12|10}}}} <!-- Latest release date -->
 | [[Linux]] 2.4.26 <!-- Supported OS -->
 |-
 |[[Open-Sharedroot]]<ref group="t">[[Open-Sharedroot]] is a shared root Cluster from ATIX</ref>
 | {{No}} <!-- Process migration -->
 | {{No}} <!-- Process checkpointing -->
 | {{No}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{No}} <!-- Single I/O space -->
 | {{No}} <!-- Single IPC space -->
 | {{Yes}} <!-- Cluster IP address -->
 | {{Yes|Open}} <!-- Source Model -->
 | {{No|{{dts|2011|09|01}}}}<ref>{{cite web|url=https://github.com/Open-Sharedroot?tab=repositories |title=Open-Sharedroot GitHub repository|website=[[GitHub]]}}</ref> <!-- Latest release date -->
 | [[Linux]] <!-- Supported OS -->
 |-
 |[[OpenSSI]]
 | {{Yes}} <!-- Process migration -->
 | {{No}} <!-- Process checkpointing -->
 | {{Yes}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Yes}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Yes}} <!-- Cluster IP address -->
 | {{Yes|Open}} <!-- Source Model -->
 | {{No|{{dts|2010|02|18}}}} <!-- Latest release date -->
 | [[Linux]] 2.6.10 ([[Debian]], [[Fedora (operating system)|Fedora]]) <!-- Supported OS -->
 |-
 |[[Plan 9 from Bell Labs|Plan 9]]
 | {{No}}<ref>{{Citation
  | last1 = Pike | first1 = Rob
  | last2 = Presotto | first2 = Dave
  | last3 = Thompson | first3 = Ken
  | last4 = Trickey | first4 = Howard
  | contribution = Plan 9 from Bell Labs
  | series = In Proceedings of the Summer 1990 UKUUG Conference
  | pages = 8
  | year = 1990
  | quote = Process migration is also deliberately absent from Plan 9.
  }}</ref> <!-- Process migration -->
 | {{No}} <!-- Process checkpointing -->
 | {{No}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Yes}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Yes}} <!-- Cluster IP address -->
 | {{Yes|Open}} <!-- Source Model -->
 | {{Yes|{{dts|2015|01|09}}}} <!-- Latest release date -->
 | Native <!-- Supported OS -->
 |-
 |[[Sprite operating system|Sprite]]
 | {{Yes}} <!-- Process migration -->
 | {{Unk}} <!-- Process checkpointing -->
 | {{No}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Yes}} <!-- Single I/O space -->
 | {{No}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{Yes|Open}} <!-- Source Model -->
 | {{No|{{dts|1992}}}} <!-- Latest release date -->
 | Native <!-- Supported OS -->
 |-
 |[[TidalScale]]
 | {{Yes}}<!-- Process migration -->
 | {{No}} <!-- Process checkpointing -->
 | {{Yes}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Yes}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Yes}} <!-- Cluster IP address -->
 | {{No|Closed}} <!-- Source Model -->
 | {{Yes|{{dts|2020|08|17}}}} <!-- Latest release date -->
 | [[Linux]], [[FreeBSD]] <!-- Supported OS -->
 |-
 |[[TruCluster]]
 | {{No}} <!-- Process migration -->
 | {{Unk}} <!-- Process checkpointing -->
 | {{No}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{No}} <!-- Single I/O space -->
 | {{No}} <!-- Single IPC space -->
 | {{Yes}} <!-- Cluster IP address -->
 | {{No|Closed}} <!-- Source Model -->
 | {{No|{{dts|2010|10|1}}}} <!-- Latest release date -->
 | [[Tru64]] <!-- Supported OS -->
 |-
 |[[VMScluster]]
 | {{No}} <!-- Process migration -->
 | {{No}} <!-- Process checkpointing -->
 | {{Yes}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Yes}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Yes}} <!-- Cluster IP address -->
 | {{No|Closed}} <!-- Source Model -->
 | {{Yes|{{dts|2024|11|20}}}} <!-- Latest release date -->
 | [[OpenVMS]] <!-- Supported OS -->
 |-
 |[[z/VM]]
 | {{Yes}} <!-- Process migration -->
 | {{No}} <!-- Process checkpointing -->
 | {{Yes}} <!-- Single process space -->
 | {{No}} <!-- Single root -->
 | {{No}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Unk}} <!-- Cluster IP address -->
 | {{No|Closed}} <!-- Source Model -->
 | {{Yes|{{dts|2022|09|16}}}} <!-- Latest release date -->
 | Native <!-- Supported OS -->
 |-
 |[[UnixWare NonStop Clusters]]<ref group="t">[[UnixWare NonStop Clusters]] was a base for [[OpenSSI]]</ref>
 | {{Yes}} <!-- Process migration -->
 | {{No}} <!-- Process checkpointing -->
 | {{Yes}} <!-- Single process space -->
 | {{Yes}} <!-- Single root -->
 | {{Yes}} <!-- Single I/O space -->
 | {{Yes}} <!-- Single IPC space -->
 | {{Yes}} <!-- Cluster IP address -->
 | {{No|Closed}} <!-- Source Model -->
 | {{No|{{dts|2000|6|}}}} <!-- Latest release date -->
 | [[UnixWare]] <!-- Supported OS -->
|} 
<references group="t"/>