From: Alasdair Kergon Date: Mon, 31 Oct 2005 15:49:07 +0000 (+0000) Subject: pvresize man X-Git-Tag: v2_02_91~4697 X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=c5735ce162e6b0005346c9f698ed0d084a087dce;p=lvm2.git pvresize man --- diff --git a/man/pvresize.8 b/man/pvresize.8 new file mode 100644 index 000000000..877d3b22e --- /dev/null +++ b/man/pvresize.8 @@ -0,0 +1,49 @@ +.TH PVRESIZE 8 "LVM TOOLS" "Sistina Software UK" \" -*- nroff -*- +.SH NAME +pvresize \- resize a disk or partition in use by LVM2 +.SH SYNOPSIS +.B pvresize +.RB [ \-d | \-\-debug ] +.RB [ \-h | \-\-help ] +.RB [ \-t | \-\-test ] +.RB [ \-v | \-\-verbose ] +.RB [ \-\-setphysicalvolumesize size ] +.IR PhysicalVolume " [" PhysicalVolume ...] +.SH DESCRIPTION +.B pvresize +resizes +.I PhysicalVolume +which may already be in a volume group and have active logical volumes +allocated on it. +.SH OPTIONS +See \fBlvm\fP(8) for common options. +.TP +.BR \-\-setphysicalvolumesize " size" +Overrides the automatically-detected size of the PV. Use with care, or +prior to reducing the physical size of the device. +.SH EXAMPLES +Expand the PV on /dev/sda1 after enlarging the partition with fdisk: +.sp +.B pvresize /dev/sda1 +.sp +Shrink the PV on /dev/sda1 prior to shrinking the partition with fdisk +(ensure that the PV size is appropriate for your intended new partition +size): +.sp +.B pvresize --setphysicalvolumesize 40G /dev/sda1 +.sp +.SH RESTRICTIONS +.B pvresize +will refuse to shrink +.I PhysicalVolume +if it has allocated extents after where its new end would be. In the future, +it should relocate these elsewhere in the volume group if there is sufficient +free space, like +.B pvmove +does. +.sp +.B pvresize +won't currently work correctly on LVM1 volumes or PVs with extra +metadata areas. +.SH SEE ALSO +.BR lvm "(8), " pvmove "(8), " lvresize "(8), " fdisk "(8)"