procmail error solution

> > This is the Postfix program at host cn-gd.umec.com.tw.
> >
> > I'm sorry to have to inform you that the message returned
> > below could not be delivered to one or more destinations.
> >
> > For further assistance, please send mail to
> >
> > If you do so, please include this problem report. You can
> > delete your own text from the message returned below.
> >
> > The Postfix program

> >
> > <>: can't create user output file. Command
output:
> >     procmail: Enforcing stricter permissions on
"/var/spool/mail/ab"
> >     procmail: Error while writing to "/var/log/procmail.log" procmail:
Error
> >     while writing to "/var/spool/mail/ab"
> >

解决:

ll /var/spool/mail/ab

查看ab原来有近400Mb,之前做了限制,服务器上保留邮件不能超过400Mb的,touch cn5100-3后OK,

至于不能writing to "/var/log/procmail.log"

chown root.mail /var/log/procmail.log

chmod 660 /var/log/procmail.log

后OK