Hello I've tried your solution but I've seen that solution is to disable clamd which is clamav, below I have put the command:
[root@mail ~]# systemctl disable clamd
You have new mail in /var/spool/mail/root
[root@mail ~]# systemctl status clamd
● clamd.service - clamd scanner () daemon
Loaded: loaded (/usr/lib/systemd/system/clamd.service; disabled; vendor preset: disabled)
Active: inactive (dead) since Tue 2020-07-07 09:08:20 UTC; 18min ago
Docs: man:clamd(
![Cool 8)](https://forum.centos-webpanel.com/Smileys/default/cool.gif)
man:clamd.conf(5)
https://www.clamav.net/documents/ Main PID: 9004 (code=killed, signal=TERM)
Jul 07 09:08:19 mail.liberalaconciencia.com systemd[1]: clamd.service holdoff time over, scheduling restart.
Jul 07 09:08:19 mail.liberalaconciencia.com systemd[1]: Stopped clamd scanner () daemon.
Jul 07 09:08:19 mail.liberalaconciencia.com systemd[1]: Started clamd scanner () daemon.
Jul 07 09:08:20 mail.liberalaconciencia.com systemd[1]: Stopping clamd scanner () daemon...
Jul 07 09:08:20 mail.liberalaconciencia.com systemd[1]: Stopped clamd scanner () daemon.