dateext
dateyesterday
3.8.0 - 2011-06-21
added "dateyesterday" option (see man page)https://github.com/logrotate/logrotate/blob/master/ChangeLog.md#380---2011-06-21
dry-runで確認
[logrotate] ローテーションのテスト(Dry-Run)方法 | tamulab.jp 2014
# logrotate --debug /etc/logrotate.conf