Ajuda: Excessive processes running under user postfix‏

Galera, preciso de ajuda para quem entende, pois sou bem leigo nessa área porem estou com um cloud onde fiz a instalação do Centos Web panel com o centos 6.5. A todo o momento estou recebendo essa mensagem no email:

Time: Fri Apr 17 22:39:42 2015 -0400

Account: postfix

Process Count: 11 (Not killed)



Process Information:



User:postfix PID:20197 PPID:31285 Run Time:0(secs) Memory:83584(kb) exe:/usr/libexec/postfix/smtp cmd:smtp -t unix -u

User:postfix PID:20198 PPID:31285 Run Time:0(secs) Memory:83584(kb) exe:/usr/libexec/postfix/smtp cmd:smtp -t unix -u

User:postfix PID:20199 PPID:31285 Run Time:0(secs) Memory:83584(kb) exe:/usr/libexec/postfix/smtp cmd:smtp -t unix -u

User:postfix PID:20200 PPID:31285 Run Time:0(secs) Memory:83584(kb) exe:/usr/libexec/postfix/smtp cmd:smtp -t unix -u

User:postfix PID:20201 PPID:31285 Run Time:0(secs) Memory:81424(kb) exe:/usr/libexec/postfix/bounce cmd:bounce -z -n defer -t unix -u

User:postfix PID:20202 PPID:31285 Run Time:0(secs) Memory:81424(kb) exe:/usr/libexec/postfix/bounce cmd:bounce -z -n defer -t unix -u

User:postfix PID:20203 PPID:31285 Run Time:0(secs) Memory:83584(kb) exe:/usr/libexec/postfix/smtp cmd:smtp -t unix -u

User:postfix PID:20204 PPID:31285 Run Time:0(secs) Memory:83584(kb) exe:/usr/libexec/postfix/smtp cmd:smtp -t unix -u

User:postfix PID:20205 PPID:31285 Run Time:0(secs) Memory:83584(kb) exe:/usr/libexec/postfix/smtp cmd:smtp -t unix -u

User:postfix PID:20206 PPID:31285 Run Time:0(secs) Memory:83584(kb) exe:/usr/libexec/postfix/smtp cmd:smtp -t unix -u

User:postfix PID:20210 PPID:31285 Run Time:0(secs) Memory:81424(kb) exe:/usr/libexec/postfix/bounce cmd:bounce -z -n defer -t unix -u 

Como informei, sou bem leigo, e gostaria da ajuda de todos.