Under an out-of-the-box installation of CentOS, many services are running that are non-essential for a LAMP stack to run effectively. Running the following (either individually or as a script) will remove these services from the boot.

Original post from VPS.net

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#Shut down non essential services:   # 1. sendmail # Purpose: sending mail, most use another /etc/init.d/sendmail stop chkconfig sendmail off   # 2. nfs # Purpose: mount a disk from another machine /etc/init.d/portmap stop /etc/init.d/nfs stop chkconfig portmap off chkconfig nfs off   # 3. chargen # Purpose: testing char generation /etc/init.d/chargen stop chkconfig chargen off   # 4. ypbind # Purpose: stores info on NIS domains /etc/init.d/ypbind stop chkconfig ypbind off   # 5. anacron # Purpose: cron for systems that shut down a lot /etc/init.d/anacron stop chkconfig anacron off   # 6. atd # Purpose: at cmd daemon /etc/init.d/atd stop chkconfig atd off   # 7. routed # Purpose: Route packets, log tables /etc/init.d/routed stop chkconfig routed off   # 8. snmpd # Purpose: network monitoring /etc/init.d/snmpd stop chkconfig snmpd off   # 9. gpm # Purpose: mouse /etc/init.d/gpm stop chkconfig gpm off   # 10. smartd # Purpose: disk health monitor /etc/init.d/smartd stop chkconfig smartd stop   # 11. hidd # Purpose: bluetooth /etc/init.d/hidd stop chkconfig hidd off   # 12. pcscf # Purpose: smart card reader /etc/init.d/pcscd stop chkconfig pcscf off   # 13. isdn # Purpose: digital network /etc/init.d/isdn stop chkconfig isdn off   # 14. kudzu # Purpose: watches for new hardware /etc/init.d/kudzu stop chkconfig kudzu off   # 15. cups # Purpose: printing /etc/init.d/cups stop chkconfig cups off   # 16. xfs # Purpose: serves x# 1# 1 fonts /etc/init.d/xfs stop chkconfig xfs off   # 17. nfslock # Purpose: file sys lock /etc/init.d/nfslock stop chkconfig nfslock off   # 18. canna # Purpose: Chinese chars /etc/init.d/canna stop chkconfig canna off   # 19. freeWnn # Purpose: Japanese chars /etc/init.d/FreeWnn stop chkconfig FreeWnn off   # 20. cups-config-daemon # Purpose: print config /etc/init.d/cups-config-daemon stop chkconfig cups-config-daemon off   # 21. iiim # Purpose: internet language input /etc/init.d/iiim stop chkconfig iiim off   # 22. mDNSResponder # Purpose: dns service discovery /etc/init.d/mDNSResponder stop chkconfig mDNSResponder off   # 23. nifd # Purpose: monitors net interfaces /etc/init.d/nifd stop chkconfig nifd off   # 24. rpcimpad # Purpose: used for nfs server /etc/init.d/rpcimpad stop chkconfig rpcimpad off   # 25. bluetooth # Purpose: bluetooth devices /etc/init.d/bluetooth stop chkconfig bluetooth off   # 26. saslauthd # Purpose: handles plaintext authentication requests /etc/init.d/saslauthd stop chkconfig saslauthd off Notes: some systems use this for email auth!   # 27. avahi-daemon # Purpose: instant network recognition /etc/init.d/avahi-daemon stop chkconfig avahi-daemon off   # 28. avahi-dnsconfd # Purpose: instant network recognition /etc/init.d/avahi-dnsconfd stop chkconfig avahi-dnsconfd off   # 29. sbadm # Purpose: rapid reboot /etc/init.d/sbadm stop chkconfig sbadm off   # 30. haldaemon # Purpose: monitors for hardware changes /etc/init.d/haldaemon stop chkconfig haldaemon off   # 31. acpi # Purpose: sleep/hibernate control /etc/init.d/acpi stop chkconfig acpi off   # 99. gamin # Purpose: monitors file/dir changes /etc/init.d/gamin stop yum -y remove gamin

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