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@mcr
Created December 28, 2018 22:32
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backing store investigation
taylor-[~/DrTaylorPlumage] mcr 10113 %sudo -u libvirt-qemu qemu-img info --backing-chain /srv/openswan-testing/build/images/alice.qcow2
image: /srv/openswan-testing/build/images/alice.qcow2
file format: qcow2
virtual size: 3.0G (3221225472 bytes)
disk size: 4.5M
cluster_size: 65536
backing file: /srv/openswan-testing/build/images/root.OPENSWAN.work2.6.52.qcow2
Format specific information:
compat: 1.1
lazy refcounts: false
refcount bits: 16
corrupt: false
image: /srv/openswan-testing/build/images/root.OPENSWAN.work2.6.52.qcow2
file format: qcow2
virtual size: 3.0G (3221225472 bytes)
disk size: 21M
cluster_size: 65536
backing file: /srv/openswan-testing/build/images/debian-jessie-amd64.qcow2
Format specific information:
compat: 1.1
lazy refcounts: false
refcount bits: 16
corrupt: false
image: /srv/openswan-testing/build/images/debian-jessie-amd64.qcow2
file format: qcow2
virtual size: 3.0G (3221225472 bytes)
disk size: 1.1G
cluster_size: 65536
Format specific information:
compat: 1.1
lazy refcounts: false
refcount bits: 16
corrupt: false
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