overlay ostree comparison test

overlay_ostree_test.sh

#!/bin/sh

umount /var/lib/containers/storage/overlay2
umount /var/lib/containers/storage-ostree/overlay2

rm -rf /var/lib/containers/storage /var/lib/containers/storage-ostree

for i in gscrivano/container-engine \
             gscrivano/cri-o-centos \
             gscrivano/etcd \
             gscrivano/flannel \
             gscrivano/docker-centos \
             gscrivano/net-snmp \
             registry.fedoraproject.org/latest/etcd \
             registry.fedoraproject.org/latest/flannel \
             registry.fedoraproject.org/latest/container-engine \
             gscrivano/guest-agent-centos \
             fedora \
             openshift/hello-openshift \
             openshift/origin-docker-registry \
             openshift/origin-metrics-heapster \
             openshift/origin-pod \
             openshift/origin-logging-curator ;
do
    echo DOWNLOADING IMAGE $i
    ./skopeo copy docker://$i containers-storage:\[overlay2@/var/lib/containers/storage+/var/run/containers/storage,overlay2.override_kernel_check=1\]$i
    echo DOWNLOADING IMAGE $i FOR OSTREE
    ./skopeo copy docker://$i containers-storage:\[overlay2@/var/lib/containers/storage-ostree+/var/run/containers/storage-ostree:overlay2.ostree_repo=/var/lib/containers/storage-ostree/overlay2/ostree/.repo,overlay2.override_kernel_check=1\]$i
done

du --summarize --si /var/lib/containers/storage /var/lib/containers/storage-ostree/