After upgrading to 5.19.0-31 (two of my systems) CPU driver changes to acpi-cpufreq. instead of amd_pstate.
This causes cpu to keep higher frequency and increased consumption.
``` root@zeus:/sys/devices/system/cpu/cpufreq/policy0# ls -l total 0 -r--r--r-- 1 root root 4096 Feb 10 13:27 affected_cpus -r--r--r-- 1 root root 4096 Feb 10 13:28 amd_pstate_highest_perf -r--r--r-- 1 root root 4096 Feb 10 13:28 amd_pstate_lowest_nonlinear_freq -r--r--r-- 1 root root 4096 Feb 10 13:28 amd_pstate_max_freq -r--r--r-- 1 root root 4096 Feb 10 12:54 cpuinfo_max_freq -r--r--r-- 1 root root 4096 Feb 10 13:27 cpuinfo_min_freq -r--r--r-- 1 root root 4096 Feb 10 13:27 cpuinfo_transition_latency -r--r--r-- 1 root root 4096 Feb 10 13:27 related_cpus -r--r--r-- 1 root root 4096 Feb 10 12:54 scaling_available_governors -r--r--r-- 1 root root 4096 Feb 10 13:27 scaling_cur_freq -r--r--r-- 1 root root 4096 Feb 10 13:27 scaling_driver -rw-r--r-- 1 root root 4096 Feb 10 12:54 scaling_governor -rw-r--r-- 1 root root 4096 Feb 10 12:54 scaling_max_freq -rw-r--r-- 1 root root 4096 Feb 10 12:54 scaling_min_freq -rw-r--r-- 1 root root 4096 Feb 10 13:28 scaling_setspeed root@zeus:/sys/devices/system/cpu/cpufreq/policy0# ``` with newer kernel also policy files for amd_pstate
Tried it on 2 Asus PN51-S1 systems with AMD Ryzen 7 5700U
I am currently staying at 5.19.0-29 as it is working better.
After upgrading to 5.19.0-31 (two of my systems) CPU driver changes to acpi-cpufreq. instead of amd_pstate.
This causes cpu to keep higher frequency and increased consumption.
``` /sys/devices/ system/ cpu/cpufreq/ policy0# ls -l highest_ perf lowest_ nonlinear_ freq transition_ latency available_ governors /sys/devices/ system/ cpu/cpufreq/ policy0#
root@zeus:
total 0
-r--r--r-- 1 root root 4096 Feb 10 13:27 affected_cpus
-r--r--r-- 1 root root 4096 Feb 10 13:28 amd_pstate_
-r--r--r-- 1 root root 4096 Feb 10 13:28 amd_pstate_
-r--r--r-- 1 root root 4096 Feb 10 13:28 amd_pstate_max_freq
-r--r--r-- 1 root root 4096 Feb 10 12:54 cpuinfo_max_freq
-r--r--r-- 1 root root 4096 Feb 10 13:27 cpuinfo_min_freq
-r--r--r-- 1 root root 4096 Feb 10 13:27 cpuinfo_
-r--r--r-- 1 root root 4096 Feb 10 13:27 related_cpus
-r--r--r-- 1 root root 4096 Feb 10 12:54 scaling_
-r--r--r-- 1 root root 4096 Feb 10 13:27 scaling_cur_freq
-r--r--r-- 1 root root 4096 Feb 10 13:27 scaling_driver
-rw-r--r-- 1 root root 4096 Feb 10 12:54 scaling_governor
-rw-r--r-- 1 root root 4096 Feb 10 12:54 scaling_max_freq
-rw-r--r-- 1 root root 4096 Feb 10 12:54 scaling_min_freq
-rw-r--r-- 1 root root 4096 Feb 10 13:28 scaling_setspeed
root@zeus:
```
with newer kernel also policy files for amd_pstate
Tried it on 2 Asus PN51-S1 systems with AMD Ryzen 7 5700U
I am currently staying at 5.19.0-29 as it is working better.