CPU Frequnency not scaling on RPI4
/boot/usercfg.txt
dtparam=audio=off
dtoverlay=disable-bt
dtoverlay=disable-wifi
dtparam=pwr_led_trigger=none
dtparam=pwr_led_activelow=off
enable_uart=1
over_voltage=6
arm_freq=2000
I've been running a stress test with sysbench --threads=4 --validate=on --test=cpu --cpu-max-prime=10000 run
regardless of the core, it reports .6 ghz:
router /home/desu # htop
router /home/desu # cat /sys/devices/system/cpu/cpu2/cpufreq/scaling_cur_freq
600000
router /home/desu # cat /sys/devices/system/cpu/cpu2/cpufreq/scaling_cur_freq
600000
router /home/desu #
I've updated the usercfg.txt
to be the following: and the frequency is now staying at 1.5ghz:
dtparam=audio=off
dtoverlay=disable-bt
dtoverlay=disable-wifi
dtparam=pwr_led_trigger=none
dtparam=pwr_led_activelow=off
enable_uart=1
over_voltage=6
arm_freq=2200
arm_freq_min=1500