==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release):
    0.9.8
- Linux/BSD distribution name and version:
Centos 7
- Store mail accounts in which backend (LDAP/MySQL/PGSQL):
MySQL
- Web server (Apache or Nginx):
NGINX
- Manage mail accounts with iRedAdmin-Pro?
No
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====

Any takers on how well a Centos 7 will behave towards iRedMail if a 'yum update' is run??

/Nykaer