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Modifying virtual machine images
What to do when you have a virtual machine image and for a example you need to some files contents like ssh config or so? Modified images can be uploaded to glance – repeating same step after running several VMs of the same type can be easily avoided in this way. There are few to…
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Increase LV size of a qcow2 image
When you get a qcow2 image with a given size – it can’t be simply changed on-the-fly while running a VM or by giving just more space to a VM flavor in OpenStack. Situation gets even more complex when image has LVs inside but fortunately by using guestfish and virt-resize image ca…