用户权限是否与/etc/logrotate.conf
一个 ubuntu 版本不同?.... 为什么?正如我在 ubuntu 18.04 中发现的那样
# use the syslog group by default, since this is the owning group
# of /var/log/syslog.
su root syslog
就像在 ubuntu 20.04 中一样
# use the adm group by default, since this is the owning group
# of /var/log/syslog.
su root adm