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The Veritas Cluster File System (or VxCFS) is a cache coherent POSIX compliant shared file system built based upon
VERITAS File System The VERITAS File System (or VxFS; called JFS and OnlineJFS in HP-UX) is an extent-based file system. It was originally developed by VERITAS Software. Through an OEM agreement, VxFS is used as the primary filesystem of the HP-UX operating s ...
. It is distributed with a built-in Cluster Volume Manager (VxCVM) and components of other VERITAS Storage Foundation products - particularly VERITAS Cluster Server, VERITAS File System, and VERITAS Volume Manager. It uses the underlying mechanisms of VERITAS Cluster Server to manage membership and changes in cluster state. The shared file system is available on the following operating systems:
IBM AIX AIX (Advanced Interactive eXecutive, pronounced , "ay-eye-ex") is a series of Proprietary software, proprietary Unix operating systems developed and sold by IBM for several of its computer platforms. Background Originally released for the ...
,
Solaris Solaris may refer to: Arts and entertainment Literature, television and film * ''Solaris'' (novel), a 1961 science fiction novel by Stanisław Lem ** ''Solaris'' (1968 film), directed by Boris Nirenburg ** ''Solaris'' (1972 film), directed by ...
,
Linux Linux ( or ) is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically packaged as a Linux distribution, which ...
, and
HP-UX HP-UX (from "Hewlett Packard Unix") is Hewlett Packard Enterprise's proprietary implementation of the Unix operating system, based on Unix System V (initially System III) and first released in 1984. Current versions support HPE Integrity Ser ...
. The current version of the product is version 7.4.1.


Mode of clustering

Because of the need to maintain cluster awareness to prevent any data corruption or discrepancies in cache, the clusters are tightly coupled and communicate over
Ethernet Ethernet () is a family of wired computer networking technologies commonly used in local area networks (LAN), metropolitan area networks (MAN) and wide area networks (WAN). It was commercially introduced in 1980 and first standardized in 198 ...
.


See also

*
Veritas File System The VERITAS File System (or VxFS; called JFS and OnlineJFS in HP-UX) is an extent-based file system. It was originally developed by VERITAS Software. Through an OEM agreement, VxFS is used as the primary filesystem of the HP-UX operating s ...
* Veritas Volume Manager * Veritas Cluster Server *
Symantec Operations Readiness Tools On March 15, 2011, Symantec released Symantec Operations Readiness Tools (SORT), an updated version of Veritas Operations Services (VOS). SORT (formerly VOS) is a web-based suite of services introduced by Symantec Corporation in 2008 that supp ...
(SORT)


References

*Product datashee

*Product overvie

*Using CFS in an RAC environmen


External links


Veritas Cluster File System documentation
{{Webarchive, url=https://web.archive.org/web/20150915090615/https://sort.symantec.com/documents , date=2015-09-15
Symantec Operations Readiness Tools
(SORT) Disk file systems