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From: wysochanski@sourceware.org To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org Subject: LVM2/man lvconvert.8.in lvcreate.8.in lvextend ... Date: Mon, 10 Aug 2009 17:23:00 -0000 [thread overview] Message-ID: <20090810172305.5775.qmail@sourceware.org> (raw) CVSROOT: /cvs/lvm2 Module name: LVM2 Changes by: wysochanski@sourceware.org 2009-08-10 17:23:05 Modified files: man : lvconvert.8.in lvcreate.8.in lvextend.8.in lvresize.8.in Log message: Update man pages to clarify usage of PE ranges. Author: Dave Wysochanski <dwysocha@redhat.com> Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/man/lvconvert.8.in.diff?cvsroot=lvm2&r1=1.7&r2=1.8 http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/man/lvcreate.8.in.diff?cvsroot=lvm2&r1=1.9&r2=1.10 http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/man/lvextend.8.in.diff?cvsroot=lvm2&r1=1.4&r2=1.5 http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/man/lvresize.8.in.diff?cvsroot=lvm2&r1=1.5&r2=1.6 --- LVM2/man/lvconvert.8.in 2009/08/04 08:09:52 1.7 +++ LVM2/man/lvconvert.8.in 2009/08/10 17:23:04 1.8 @@ -10,7 +10,8 @@ [\-\-noudevsync] [\-v|\-\-verbose] [\-y|\-\-yes] [\-\-version] -LogicalVolume[Path] [PhysicalVolume[Path]...] +.br +LogicalVolume[Path] [PhysicalVolume[Path][:PE[-PE]]...] .br .br @@ -124,6 +125,12 @@ .br converts logical volume "vg00/lvol2" to snapshot of original volume "vg00/lvol1" +.br +"lvconvert -m1 vg00/lvol1 /dev/sda:0-15 /dev/sdb:0-15" +.br +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. + .SH SEE ALSO .BR lvm (8), .BR vgcreate (8), --- LVM2/man/lvcreate.8.in 2009/08/04 08:09:52 1.9 +++ LVM2/man/lvcreate.8.in 2009/08/10 17:23:04 1.10 @@ -17,7 +17,7 @@ [\-p|\-\-permission r|rw] [\-r|\-\-readahead ReadAheadSectors|auto|none] [\-t|\-\-test] [\-v|\-\-verbose] [\-Z|\-\-zero y|n] -VolumeGroupName [PhysicalVolumePath...] +VolumeGroupName [PhysicalVolumePath[:PE[-PE]]...] .br .br @@ -209,6 +209,13 @@ .br creates a sparse device named /dev/vg1/sparse of size 1TB with space for just under 100MB of actual data on it. +.br + +"lvcreate -L 64M -n lvol1 vg00 /dev/sda:0-7 /dev/sdb:0-7" +.br +creates a linear logical volume "vg00/lvol1" using physical extents +/dev/sda:0-7 and /dev/sdb:0-7 for allocation of extents. + .SH SEE ALSO .BR lvm (8), --- LVM2/man/lvextend.8.in 2009/08/04 08:09:52 1.4 +++ LVM2/man/lvextend.8.in 2009/08/10 17:23:04 1.5 @@ -10,7 +10,7 @@ {\-l|\-\-extents [+]LogicalExtentsNumber[%{VG|LV|PVS|FREE}] | \-L|\-\-size [+]LogicalVolumeSize[bBsSkKmMgGtTpPeE]} [\-t|\-\-test] -[\-v|\-\-verbose] LogicalVolumePath [PhysicalVolumePath...] +[\-v|\-\-verbose] LogicalVolumePath [PhysicalVolumePath[:PE[-PE]]...] .SH DESCRIPTION lvextend allows you to extend the size of a logical volume. Extension of snapshot logical volumes (see @@ -68,6 +68,13 @@ "lvextend /dev/vg01/lvol01 /dev/sdk3" tries to extend the size of that logical volume by the amount of free space on physical volume /dev/sdk3. This is equivalent to specifying "-l +100%PVS" on the command line. + +.br +"lvextend -L+16M vg01/lvol01 /dev/sda:8-9 /dev/sdb:8-9" +.br +tries to extend a logical volume "vg01/lvol01" by 16MB using physical extents +/dev/sda:8-9 and /dev/sdb:8-9 for allocation of extents. + .SH SEE ALSO .BR lvm (8), .BR lvcreate (8), --- LVM2/man/lvresize.8.in 2009/08/04 08:09:52 1.5 +++ LVM2/man/lvresize.8.in 2009/08/10 17:23:04 1.6 @@ -10,7 +10,7 @@ {\-l|\-\-extents [+]LogicalExtentsNumber[%{VG|LV|PVS|FREE}] | \-L|\-\-size [+]LogicalVolumeSize[bBsSkKmMgGtTpPeE]} [\-t|\-\-test] -[\-v|\-\-verbose] LogicalVolumePath [PhysicalVolumePath...] +[\-v|\-\-verbose] LogicalVolumePath [PhysicalVolumePath[:PE[-PE]]...] .SH DESCRIPTION lvresize allows you to resize a logical volume. Be careful when reducing a logical volume's size, because data in the reduced @@ -66,6 +66,13 @@ must use a single value throughout. .br StripeSize must be 2^n (n = 2 to 9) +.SH Examples +.br +"lvresize -L+16M vg1/lv1 /dev/sda:0-1 /dev/sdb:0-1" +.br +tries to extend a logical volume "vg1/lv1" by 16MB using physical extents +/dev/sda:0-1 and /dev/sdb:0-1 for allocation of extents. + .SH SEE ALSO .BR lvm (8), .BR lvconvert (8),
next reply other threads:[~2009-08-10 17:23 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2009-08-10 17:23 wysochanski [this message] -- strict thread matches above, loose matches on Subject: below -- 2009-08-04 8:09 prajnoha
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