Your message dated Thu, 20 Feb 2025 13:40:02 +0100 (CET) with message-id <[email protected]> and subject line Closing this bug (BTS maintenance for src:linux bugs) has caused the Debian Bug report #990162, regarding power consumption regression to be marked as done.
This means that you claim that the problem has been dealt with. If this is not the case it is now your responsibility to reopen the Bug report if necessary, and/or fix the problem forthwith. (NB: If you are a system administrator and have no idea what this message is talking about, this may indicate a serious mail system misconfiguration somewhere. Please contact [email protected] immediately.) -- 990162: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=990162 Debian Bug Tracking System Contact [email protected] with problems
--- Begin Message ---Package: linux-image-5.10.0-6-amd64 Version: 5.10.28-1 Idle power consumption has increased by 25% from Debian 10.9 to Debian 11. Possibly a kernel or driver/firmware issue. Debian 11, updated # uname -a Linux mx1 5.10.0-6-amd64 #1 SMP Debian 5.10.28-1 (2021-04-09) x86_64 GNU/Linux dpkg --list | grep linux-image ii linux-image-5.10.0-6-amd64 5.10.28-1 amd64 Linux 5.10 for 64-bit PCs (signed) ii linux-image-amd64 5.10.28-1 amd64 Linux for 64-bit PCs (meta-package) powertop --auto-tune was executed (tunables at good) see below for C states output dpkg --list | grep powertop ii powertop 2.11-1 amd64 diagnose issues with power consumption and management processor: Coffee Lake Intel Pentium G5400 One error in dmesg dmesg: all i915 lines: [ 2.153980] i915 0000:00:02.0: [drm] VT-d active for gfx access [ 2.158236] i915 0000:00:02.0: vgaarb: deactivate vga console [ 2.172255] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem [ 2.174543] i915 0000:00:02.0: firmware: failed to load i915/kbl_dmc_ver1_04.bin (-2) [ 2.174551] i915 0000:00:02.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error -2 [ 2.174553] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management. [ 2.174554] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915 [ 2.515706] i915 0000:00:02.0: [drm] failed to retrieve link info, disabling eDP [ 2.556098] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0 [ 2.558481] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915]) [ 2.608536] fbcon: i915drmfb (fb0) is primary device [ 2.647236] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device # lspci | grep -i VGA 00:02.0 VGA compatible controller: Intel Corporation CoffeeLake-S GT1 [UHD Graphics 610] kbl_dmc_ver1_04.bin not found on disk # find / -name kbl_dmc_ver1_04.bin # cat /sys/kernel/debug/dri/0/i915_dmc_info cat /sys/kernel/debug/dri/0/i915_dmc_info fw loaded: no path: i915/kbl_dmc_ver1_04.bin [..] # cat /sys/kernel/debug/dri/0/i915_params/dmc_firmware_path cat /sys/kernel/debug/dri/0/i915_params/dmc_firmware_path (null) No GUI. /usr/sbin/powertop modprobe cpufreq_stats failedLoaded 0 prior measurements RAPL device for cpu 0 RAPL Using PowerCap Sysfs : Domain Mask f RAPL device for cpu 0 RAPL Using PowerCap Sysfs : Domain Mask f Devfreq not enabled glob returned GLOB_ABORTED PowerTOP v2.11 Overview Idle stats Frequency stats Device stats Tunables WakeUp Pkg(HW) | Core(HW) | CPU(OS) 0 CPU(OS) 2 | | C0 active 0.1% 0.1% | | POLL 0.0% 0.0 ms 0.0% 0.0 ms | | C1 0.0% 1.6 ms 0.1% 0.7 ms C2 (pc2) 3.6% | | C3 (pc3) 0.0% | C3 (cc3) 0.0% | C3 0.0% 0.2 ms 0.0% 0.0 ms C6 (pc6) 0.0% | C6 (cc6) 0.0% | C6 0.0% 0.8 ms 0.0% 0.1 ms C7 (pc7) 0.0% | C7 (cc7) 99.4% | C7s 0.0% 0.0 ms 0.0% 0.0 ms C8 (pc8) 95.2% | | C8 0.3% 2.2 ms 0.3% 1.4 ms C9 (pc9) 0.0% | | C9 0.0% 3.0 ms 0.1% 4.6 ms C10 (pc10) 0.0% | | | | C10 99.3% 129.0 ms 99.3% 122.4 ms | | C1E 0.2% 3.6 ms 0.1% 1.2 ms | Core(HW) | CPU(OS) 1 CPU(OS) 3 | | C0 active 0.1% 0.0% | | POLL 0.0% 0.0 ms 0.0% 0.0 ms | | C1 0.6% 0.3 ms 0.2% 0.2 ms | | | C3 (cc3) 0.0% | C3 0.0% 0.1 ms 0.0% 0.0 ms | C6 (cc6) 0.0% | C6 0.0% 0.0 ms 0.0% 0.0 ms | C7 (cc7) 99.3% | C7s 0.0% 0.0 ms 0.0% 0.0 ms | | C8 0.0% 0.0 ms 0.0% 1.0 ms | | C9 0.0% 0.0 ms 0.0% 0.0 ms | | | | C10 99.3% 159.2 ms 99.7% 220.5 ms | | C1E 0.0% 0.0 ms 0.0% 0.0 ms | GPU | | | | Powered On 0.0% | | RC6 100.0% | | RC6p 0.0% | | RC6pp 0.0% | | | | | | | | | | | | | | | Power est. Usage Device name 0.0% I2C Adapter (i2c-1): i915 gmbus dpb 0.0% I2C Adapter (i2c-4): i915 gmbus dpd 0.0% I2C Adapter (i2c-2): i915 gmbus dpc 0.0% I2C Adapter (i2c-3): i915 gmbus misc
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--- Begin Message ---Hi This bug was filed for a very old kernel or the bug is old itself without resolution. If you can reproduce it with - the current version in unstable/testing - the latest kernel from backports please reopen the bug, see https://www.debian.org/Bugs/server-control for details. Regards, Salvatore
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