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* Backing files (<code>-o backing_file=file</code>). The new image is based on the given backing file and only differences are saved into the qcow2 file. Try usinh different formats for the backing file, it doesn't need to be qcow2. | * Backing files (<code>-o backing_file=file</code>). The new image is based on the given backing file and only differences are saved into the qcow2 file. Try usinh different formats for the backing file, it doesn't need to be qcow2. | ||
* Commit back the changes from a qcow2 image to its backing file (<code>qemu-img commit</code> or the <code>commit</code> command in the qemu monitor) | * Commit back the changes from a qcow2 image to its backing file (<code>qemu-img commit</code> or the <code>commit</code> command in the qemu monitor) | ||
* Compressed images: When converting an image, you can have the resulting qcow2 image compressed (<code>qemu-img convert -O qcow2 -c ...</code>) | * Compressed images: When converting an image, you can have the resulting qcow2 image compressed (<code>qemu-img convert -O qcow2 -c ...</code>) | ||
* Combine things: Snapshots on an encrypted image with a compressed backing file... | * Combine things: Snapshots on an encrypted image with a compressed backing file... | ||
=== Issues that were identified === | === Issues that were identified === |