<s>
The	O
Veritas	B-Application
Cluster	I-Application
File	I-Application
System	I-Application
(	O
or	O
VxCFS	O
)	O
is	O
a	O
cache	B-General_Concept
coherent	I-General_Concept
POSIX	O
compliant	O
shared	O
file	O
system	O
built	O
based	O
upon	O
VERITAS	B-Application
File	I-Application
System	I-Application
.	O
</s>
<s>
It	O
is	O
distributed	O
with	O
a	O
built-in	O
Cluster	O
Volume	O
Manager	O
(	O
VxCVM	O
)	O
and	O
components	O
of	O
other	O
VERITAS	O
Storage	O
Foundation	O
products	O
-	O
particularly	O
VERITAS	B-Operating_System
Cluster	I-Operating_System
Server	I-Operating_System
,	O
VERITAS	B-Application
File	I-Application
System	I-Application
,	O
and	O
VERITAS	B-Application
Volume	I-Application
Manager	I-Application
.	O
</s>
<s>
It	O
uses	O
the	O
underlying	O
mechanisms	O
of	O
VERITAS	B-Operating_System
Cluster	I-Operating_System
Server	I-Operating_System
to	O
manage	O
membership	O
and	O
changes	O
in	O
cluster	O
state	O
.	O
</s>
<s>
The	O
shared	O
file	O
system	O
is	O
available	O
on	O
the	O
following	O
operating	O
systems	O
:	O
IBM	B-Application
AIX	I-Application
,	O
Solaris	B-Application
,	O
Linux	B-Application
,	O
and	O
HP-UX	B-Application
.	O
</s>
