svn commit: r217780 - head/sbin/geom/class/virstor
Ivan Voras
ivoras at FreeBSD.org
Mon Jan 24 14:24:10 UTC 2011
Author: ivoras
Date: Mon Jan 24 14:24:10 2011
New Revision: 217780
URL: http://svn.freebsd.org/changeset/base/217780
Log:
Added a blurb about thin provisioning, fixed some formatting.
Modified:
head/sbin/geom/class/virstor/gvirstor.8
Modified: head/sbin/geom/class/virstor/gvirstor.8
==============================================================================
--- head/sbin/geom/class/virstor/gvirstor.8 Mon Jan 24 14:01:30 2011 (r217779)
+++ head/sbin/geom/class/virstor/gvirstor.8 Mon Jan 24 14:24:10 2011 (r217780)
@@ -1,4 +1,4 @@
-.\" Copyright (c) 2006-2008 Ivan Voras <ivoras at FreeBSD.org>
+.\" Copyright (c) 2006-2011 Ivan Voras <ivoras at FreeBSD.org>
.\" All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
@@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd December 17, 2008
+.Dd January 24, 2011
.Dt GVIRSTOR 8
.Os
.Sh NAME
@@ -80,6 +80,10 @@ The idea behind
is similar to the concept of Virtual Memory in operating systems,
effectively allowing users to overcommit on storage
.Pq free file system space .
+The concept is also known as "thin provisioning" in virtualization
+environments, only here it is implemented on the level of physical storage
+devices.
+.Pp
The first argument to
.Nm
indicates an action to be performed:
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