# yum install tuned
# service tuned start
# service tuned status

# tuned-adm list
# tuned-adm profile latency-performance
# tuned-adm active

# tuned-adm off
# tuned-adm recommend

Profile

# mkdir /etc/tuned/myprofile
# ls /usr/lib/tuned/
# cp /usr/lib/tuned/...profile /etc/tuned/myprofile/

# tuned-adm list