Virtual machine Linux Template machine configuration

1, Minal

Package groups: Base,compatibility libararies,debugging tools,development Tools

Package: Tree nmap syssate lrzsz Doc2unix telnet

2, IP address, gateway, user name and password, host name

3. Yum Source, Epel source

4. Close SELinux and Iptables

5. SSH optimization

Vim/etc/ssh/ssh_config #解决有时候ssh慢的问题

Permitemptypasswords No

Usedns No

Gssapiauthentication No

#/etc/init.d/ssh relaod

6. Streamlined Boot system

For list in ' Chkconfig--list ' | grep "3:on" |awk ' {print $} ' |grep-ve

"Crond|network|rsyslog|sshd|sysstate" ';d o checkconfig $list off;done

7. Time synchronization

/usr/sbin/ntpdate time.nist.gov

*/5 * * * * * */usr/sbin/ntpdate time.nist.gov

8. Character Set

Cp/etc/sysconfig/i18n/etc/sysconfig/i18n.ori

Echo ' lang= ' ZH_CN. UTF-8 "' > echo/etc/sysconfig/i18n

. /etc/sysconfig/i18n

9. File descriptor

Echo ' *-nofile 65535 ' >>/etc/security/limits.conf

10. mysql Character set

Character-set-server=utf8

init-connect= ' Set names UTF8 '

Collation-server=utf-8_general_ci

Virtual machine Linux template machine configuration