On 05/22/2012 08:10 AM, Nikos Gatsis - Qbit wrote: > Hello list > I use sendmail-8.14.4-8.el6.x86_64 and I wonder how to restrict the > number of emails sendmail sent over an hour. > Is the define(`confMAX_QUEUE_RUN_SIZE', `200') command what I'm looking for? > Thank you in advance. www.sendmail.com/sm/open_source/docs/m4/tweaking_config.html#confMAX_QUEUE_RUN_SIZE that setting pertains to queued email... not email that entered the queue and was successfully delivered. sendmail does not provide 'rate limit emails' functionality by default. check out: puszcza.gnu.org.ua/projects/mailfromd