Actual combat cpanel spam message architecture

Exim Mail server is plagued by spam in combat cpanel

The most recent server management is very unstable, always downtime, check is a spam problem.

Tail–f/var/log/exim_maillog View Exim Log

There will be messages that do not find the correct host name is sent back, resulting in a large number of zombie processes: PS Aux|grep ' z '

So it is necessary to perform the service Exim restart regularly to solve the problem, or else it will crash.

The problem with the CITYCOM1 is that the customer's number of mailboxes is limited, and the problem occurs

Enter Citycom1 cpanel It is true that the customer's mail usage is unusually large and alarming

The result found that the customer's public_html directory was occupied by a disk

Compared to the amount of disk occupied by customers, obviously putting the cart before the horse

root@localhost# EXIM–BPC   Display Message Queue information

Print A listing of the "Messages in" queue (time queued, size, Message-id, sender, recipient):

Normal host message queues are below 300

The contrast found an astonishing difference.

' Display the mailing list in the queue, including execution time, message size, Message-id, sender, and recipient '

Exim-bp

The discovery is indeed 63.com of this user in the hair mail. The user name is randomly specified. It should be the role of mass mail device.