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resize: Clarify examples in the man page.
author
Richard W.M. Jones
<rjones@redhat.com>
Thu, 14 Jul 2011 12:42:33 +0000
(13:42 +0100)
committer
Richard W.M. Jones
<rjones@redhat.com>
Thu, 14 Jul 2011 12:42:33 +0000
(13:42 +0100)
resize/virt-resize.pod
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diff --git
a/resize/virt-resize.pod
b/resize/virt-resize.pod
index
a071110
..
3a6af18
100644
(file)
--- a/
resize/virt-resize.pod
+++ b/
resize/virt-resize.pod
@@
-26,24
+26,48
@@
those manual pages first.
=head1 EXAMPLES
=head1 EXAMPLES
+=over 4
+
+=item 1.
+
Copy C<olddisk> to C<newdisk>, extending one of the guest's partitions
to fill the extra 5GB of space.
Copy C<olddisk> to C<newdisk>, extending one of the guest's partitions
to fill the extra 5GB of space.
- truncate -r olddisk newdisk; truncate -s +5G newdisk
virt-filesystems --long -h --all -a olddisk
virt-filesystems --long -h --all -a olddisk
+
+ truncate -r olddisk newdisk
+ truncate -s +5G newdisk
+
# Note "/dev/sda2" is a partition inside the "olddisk" file.
virt-resize --expand /dev/sda2 olddisk newdisk
# Note "/dev/sda2" is a partition inside the "olddisk" file.
virt-resize --expand /dev/sda2 olddisk newdisk
+=item 2.
+
As above, but make the /boot partition 200MB bigger, while giving the
remaining space to /dev/sda2:
As above, but make the /boot partition 200MB bigger, while giving the
remaining space to /dev/sda2:
- virt-resize --resize /dev/sda1=+200M --expand /dev/sda2 olddisk newdisk
+ virt-resize --resize /dev/sda1=+200M --expand /dev/sda2 \
+ olddisk newdisk
+
+=item 3.
-As above, but the output format will be uncompressed qcow2:
+As in the first example, but expand a logical volume as the final
+step. This is what you would typically use for Linux guests that use
+LVM:
+
+ virt-resize --expand /dev/sda2 --LV-expand /dev/vg_guest/lv_root \
+ olddisk newdisk
+
+=item 4.
+
+As in the first example, but the output format will be qcow2 instead
+of a raw disk:
qemu-img create -f qcow2 newdisk.qcow2 15G
virt-resize --expand /dev/sda2 olddisk newdisk.qcow2
qemu-img create -f qcow2 newdisk.qcow2 15G
virt-resize --expand /dev/sda2 olddisk newdisk.qcow2
+=back
+
=head1 DETAILED USAGE
=head2 EXPANDING A VIRTUAL MACHINE DISK
=head1 DETAILED USAGE
=head2 EXPANDING A VIRTUAL MACHINE DISK