Simple and short info for databases/nosql.

# get list
tuned-adm list

- latency-performance
- oracle

# check which is active
tuned-adm active
Current active profile: balanced

# set
tuned-adm profile latency-performance

Check whether the service is enabled:

[root@db8 sd-docker-creator]# systemctl list-unit-files | grep tuned
tuned.service                               enabled 

Check how it works:

# change governor 
echo powersave > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
# wait 
# or add to config 
# vi  /etc/tuned/tuned-main.conf 
[main]
logging=info
logging_disable=notset
systemctl restart  tuned
tail -f  /var/log/tuned/tuned.log