From mboxrd@z Thu Jan 1 00:00:00 1970 From: wysochanski@sourceware.org Date: 26 Oct 2009 13:41:13 -0000 Subject: LVM2/man lvconvert.8.in lvcreate.8.in Message-ID: <20091026134113.27092.qmail@sourceware.org> List-Id: To: lvm-devel@redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit CVSROOT: /cvs/lvm2 Module name: LVM2 Changes by: wysochanski at sourceware.org 2009-10-26 13:41:13 Modified files: man : lvconvert.8.in lvcreate.8.in Log message: Update lvcreate/lvconvert man pages to explain PhysicalVolume parameter. Addresses rhbz 500177. Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/man/lvconvert.8.in.diff?cvsroot=lvm2&r1=1.8&r2=1.9 http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/man/lvcreate.8.in.diff?cvsroot=lvm2&r1=1.11&r2=1.12 --- LVM2/man/lvconvert.8.in 2009/08/10 17:23:04 1.8 +++ LVM2/man/lvconvert.8.in 2009/10/26 13:41:13 1.9 @@ -35,6 +35,15 @@ lvconvert will change a linear logical volume to a mirror logical volume or to a snapshot of linear volume and vice versa. It is also used to add and remove disk logs from mirror devices. +.br +If the conversion requires allocation of physical extents (for +example, when converting from linear to mirror) and you specify +one or more PhysicalVolumes (optionally with ranges of physical +extents), allocation of physical extents will be restricted to +these physical extents. If the conversion frees physical extents +(for example, when converting from a mirror to a linear, or reducing +mirror legs) and you specify one or more PhysicalVolumes, +the freed extents come first from the specified PhysicalVolumes. .SH OPTIONS See \fBlvm\fP for common options. .br @@ -131,6 +140,12 @@ converts linear logical volume "vg00/lvol1" to a two-way mirror, using physical extents /dev/sda:0-15 and /dev/sdb:0-15 for allocation of new extents. +.br +"lvconvert -m0 vg00/lvmirror1 /dev/sda +.br +converts mirror logical volume "vg00/lvmirror1" to linear, freeing physical +extents from /dev/sda. + .SH SEE ALSO .BR lvm (8), .BR vgcreate (8), --- LVM2/man/lvcreate.8.in 2009/09/29 15:11:06 1.11 +++ LVM2/man/lvcreate.8.in 2009/10/26 13:41:13 1.12 @@ -41,7 +41,9 @@ ) with other physical volumes or by reducing existing logical volumes of this volume group in size ( see .B lvreduce(8) -). +). If you specify one or more PhysicalVolumes, allocation of physical +extents will be restricted to these volumes. +.br .br The second form supports the creation of snapshot logical volumes which keep the contents of the original logical volume for backup purposes.