-41 0,6,12,18   * * *   root    if [ -e /etc/yum/pluginconf.d/changelog.conf ]; then yum_args=--changelog; fi; if [ -x /usr/bin/yum ]; then echo 'n' | /usr/bin/yum $yum_args update &> /var/run/yum-check-update; /usr/bin/yum check-update &> /dev/null; echo $? > /var/run/yum-check-update-status; fi
