Virt-resize

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cp my_machine.qcow2 my_machine-ORIGIN.qcow2
virt-resize --expand /dev/sda4 my_machine-ORIGIN.qcow2 my_machine.qcow2
virt-resize --expand /dev/sda4 my_machine-ORIGIN.qcow2 my_machine.qcow2
[   0.0] Examining my_machine.qcow
**********

Summary of changes:

/dev/sda1: This partition will be left alone.

/dev/sda2: This partition will be left alone.

/dev/sda3: This partition will be left alone.

/dev/sda4: This partition will be resized from 99.3G to 299.3G.  The LVM PV
on /dev/sda4 will be expanded using the 'pvresize' method.

**********
[   5.2] Setting up initial partition table on my_machine.qcow2
[  17.5] Copying /dev/sda1
[  17.5] Copying /dev/sda2
[  18.0] Copying /dev/sda3
 100% ⟦▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒⟧ 00:00
[ 258.7] Expanding /dev/sda4 using the 'pvresize' method

Resize operation completed with no errors.  Before deleting the old disk,
carefully check that the resized disk boots and works correctly.

Use: virt-filesystems to check image after executing virt-resize


Related commands

Activities

See also

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