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# yum install -y postfix-perl-scripts
pflogsumm `ls -rt /var/log/maillog*` pflogsumm -d today /var/log/maillog pflogsumm -d yesterday /var/log/maillog
发送统计报表到邮箱
0 5 * * * pflogsumm -d yesterday /var/log/maillog 2>&1 | mail -s "Mail Report" postmaster@netkiller.cn