File logrotate.conf of Package xen
compress missingok /var/log/xen/xend*.log { rotate 42 size 42M notifempty copytruncate } /var/log/xen/domain-builder-ng.log /var/log/xen/xen-hotplug.log { rotate 42 size 100k notifempty copytruncate } /var/log/xen/qemu-dm.*.log { rotate 0 monthly }