Hi! I hope this script will usefull for somebody. #!/bin/bash cd /var/lib/nova/instances find -name "disk*" | xargs -n1 qemu-img info | grep backing | sed -e's/.*file: //' -e 's/ .*//' | sort | uniq > /tmp/ignore while read i; do ARGS="$ARGS \( ! -path $i \) " done < /tmp/ignore find /var/lib/nova/instances/_base/ -type f $ARGS -delete -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20120802/7c5f669a/attachment.html>