Tunedのセットアップ

CentOS

$ sudo yum install tuned

Fedora

$ sudo dnf install tuned

CentOS

$ sudo chkconfig tuned on

Fedora

$ sudo systemctl enable tuned.service

CentOS

$ sudo service tuned start

Fedora

$ sudo systemctl start tuned.service

$ sudo tuned-adm active
Current active profile: virtual-guest

$ sudo tuned-adm list
Available profiles:
- balanced
- latency-performance
- powersave
- throughput-performance
- virtual-guest
- virtual-host
Current active profile: virtual-guest

KVMホストの場合

$ sudo tuned-adm profile virtual-host

KVMゲストの場合

$ sudo tuned-adm profile virtual-guest