建议杜甫上使用,家用机或VPS上不建议使用。
以下Debian为例,说一下CPU超频方法。
一般系统会支持性能performance
和节能powersave
模式相互调度
查看cpu支持调度
cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors
查看当前cpu调度
cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
查看当前cpu频率
cat /proc/cpuinfo | grep MHz
如果默认是 powersave 节能模式,可以利用 cpupower 来开启性能模式。
首先安装 cpupower:
apt install linux-cpupower
安装完成后,来编辑一下 cpupower 配置文件:
vi /etc/default/cpupower
# 设置调度
CPUPOWER_START_OPTS="frequency-set -g performance"
CPUPOWER_STOP_OPTS="frequency-set -g powersave"
最后创建systemd服务:
vi /usr/lib/systemd/system/cpupower.service
[Unit]
Description=Configure CPU power related settings
After=syslog.target
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/default/cpupower
ExecStart=/usr/bin/cpupower $CPUPOWER_START_OPTS
ExecStop=/usr/bin/cpupower $CPUPOWER_STOP_OPTS
[Install]
WantedBy=multi-user.target
systemctl daemon-reload
重载systemd服务
systemctl enable cpupower.service
开机自动启动
systemctl start cpupower.service
启动