From: Richard W.M. Jones Date: Wed, 13 Jul 2011 08:44:13 +0000 (+0100) Subject: virt-resize: Arrange options in man page in alphabetical order. X-Git-Tag: 1.11.16~5 X-Git-Url: http://git.annexia.org/?a=commitdiff_plain;h=d84db26a2bd28bd96aa88b6308dc540278db5c7d;p=libguestfs.git virt-resize: Arrange options in man page in alphabetical order. --- diff --git a/resize/virt-resize.pod b/resize/virt-resize.pod index 69c93e3..473c582 100644 --- a/resize/virt-resize.pod +++ b/resize/virt-resize.pod @@ -222,58 +222,25 @@ C
) Display help. -=item B<-V> - -=item B<--version> - -Display version number and exit. - -=item B<--resize part=size> - -Resize the named partition (expanding or shrinking it) so that it has -the given size. - -C can be expressed as an absolute number followed by -b/K/M/G to mean bytes, Kilobytes, Megabytes, or Gigabytes; -or as a percentage of the current size; -or as a relative number or percentage. -For example: - - --resize /dev/sda2=10G - - --resize /dev/sda4=90% - - --resize /dev/sda2=+1G - - --resize /dev/sda2=-200M +=item B<-d> - --resize /dev/sda1=+128K +=item B<--debug> - --resize /dev/sda1=+10% +Enable debugging messages. - --resize /dev/sda1=-10% +=item B<--delete part> -You can increase the size of any partition. Virt-resize will expand -the direct content of the partition if it knows how (see I<--expand> -below). +Delete the named partition. It would be more accurate to describe +this as "don't copy it over", since virt-resize doesn't do in-place +changes and the original disk image is left intact. -You can only I the size of partitions that contain -filesystems or PVs which have already been shrunk. Virt-resize will -check this has been done before proceeding, or else will print an -error (see also I<--resize-force>). +Note that when you delete a partition, then anything contained in the +partition is also deleted. Furthermore, this causes any partitions +that come after to be I, which can easily make your guest +unbootable. You can give this option multiple times. -=item B<--resize-force part=size> - -This is the same as I<--resize> except that it will let you decrease -the size of any partition. Generally this means you will lose any -data which was at the end of the partition you shrink, but you may not -care about that (eg. if shrinking an unused partition, or if you can -easily recreate it such as a swap partition). - -See also the I<--ignore> option. - =item B<--expand part> Expand the named partition so it uses up all extra space (space left @@ -313,23 +280,16 @@ could also resize LVs as desired after boot. Note that you cannot use I<--expand> and I<--shrink> together. -=item B<--shrink part> +=item B<--format> raw -Shrink the named partition until the overall disk image fits in the -destination. The named partition B contain a filesystem or PV -which has already been shrunk using another tool (eg. L -or other online tools). Virt-resize will check this and give an error -if it has not been done. +Specify the format of the input disk image. If this flag is not +given then it is auto-detected from the image itself. -The amount by which the overall disk must be shrunk (after carrying -out all other operations requested by the user) is called the -"deficit". For example, a straight copy (assume no other operations) -from a 5GB disk image to a 4GB disk image results in a 1GB deficit. -In this case, virt-resize would give an error unless the user -specified a partition to shrink and that partition had more than a -gigabyte of free space. +If working with untrusted raw-format guest disk images, you should +ensure the format is always specified. -Note that you cannot use I<--expand> and I<--shrink> together. +Note that this option I affect the output format. +See L. =item B<--ignore part> @@ -340,19 +300,6 @@ blank (all zero bytes). You can give this option multiple times. -=item B<--delete part> - -Delete the named partition. It would be more accurate to describe -this as "don't copy it over", since virt-resize doesn't do in-place -changes and the original disk image is left intact. - -Note that when you delete a partition, then anything contained in the -partition is also deleted. Furthermore, this causes any partitions -that come after to be I, which can easily make your guest -unbootable. - -You can give this option multiple times. - =item B<--LV-expand logvol> This takes the logical volume and, as a final step, expands it to fill @@ -376,6 +323,12 @@ You can give this option multiple times, I it doesn't make sense to do this unless the logical volumes you specify are all in different volume groups. +=item B<-n> + +=item B<--dryrun> + +Print a summary of what would be done, but don't do anything. + =item B<--no-copy-boot-loader> By default, virt-resize copies over some sectors at the start of the @@ -413,17 +366,18 @@ You have to use this option if you want to resize a Windows guest multiple times without booting into Windows between each resize. -=item B<-d> - -=item B<--debug> - -Enable debugging messages. +=item B<--output-format> raw -=item B<-n> +Specify the format of the output disk image. If this flag is not +given then it is auto-detected from the image itself. -=item B<--dryrun> +If working with untrusted raw-format guest disk images, you should +ensure the format is always specified. -Print a summary of what would be done, but don't do anything. +Note that this option I the output format. This +option just tells libguestfs what it is so it doesn't try to guess it. +You still need to create the output disk with the right format. See +L. =item B<-q> @@ -431,29 +385,75 @@ Print a summary of what would be done, but don't do anything. Don't print the summary. -=item B<--format> raw +=item B<--resize part=size> -Specify the format of the input disk image. If this flag is not -given then it is auto-detected from the image itself. +Resize the named partition (expanding or shrinking it) so that it has +the given size. -If working with untrusted raw-format guest disk images, you should -ensure the format is always specified. +C can be expressed as an absolute number followed by +b/K/M/G to mean bytes, Kilobytes, Megabytes, or Gigabytes; +or as a percentage of the current size; +or as a relative number or percentage. +For example: -Note that this option I affect the output format. -See L. + --resize /dev/sda2=10G -=item B<--output-format> raw + --resize /dev/sda4=90% -Specify the format of the output disk image. If this flag is not -given then it is auto-detected from the image itself. + --resize /dev/sda2=+1G -If working with untrusted raw-format guest disk images, you should -ensure the format is always specified. + --resize /dev/sda2=-200M -Note that this option I the output format. This -option just tells libguestfs what it is so it doesn't try to guess it. -You still need to create the output disk with the right format. See -L. + --resize /dev/sda1=+128K + + --resize /dev/sda1=+10% + + --resize /dev/sda1=-10% + +You can increase the size of any partition. Virt-resize will expand +the direct content of the partition if it knows how (see I<--expand> +below). + +You can only I the size of partitions that contain +filesystems or PVs which have already been shrunk. Virt-resize will +check this has been done before proceeding, or else will print an +error (see also I<--resize-force>). + +You can give this option multiple times. + +=item B<--resize-force part=size> + +This is the same as I<--resize> except that it will let you decrease +the size of any partition. Generally this means you will lose any +data which was at the end of the partition you shrink, but you may not +care about that (eg. if shrinking an unused partition, or if you can +easily recreate it such as a swap partition). + +See also the I<--ignore> option. + +=item B<--shrink part> + +Shrink the named partition until the overall disk image fits in the +destination. The named partition B contain a filesystem or PV +which has already been shrunk using another tool (eg. L +or other online tools). Virt-resize will check this and give an error +if it has not been done. + +The amount by which the overall disk must be shrunk (after carrying +out all other operations requested by the user) is called the +"deficit". For example, a straight copy (assume no other operations) +from a 5GB disk image to a 4GB disk image results in a 1GB deficit. +In this case, virt-resize would give an error unless the user +specified a partition to shrink and that partition had more than a +gigabyte of free space. + +Note that you cannot use I<--expand> and I<--shrink> together. + +=item B<-V> + +=item B<--version> + +Display version number and exit. =back