Ubuntu

Very high CPU usage

Bug #1955290 reported by Prodyut Mukherjee on 2021-12-18

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	Ubuntu	Expired	Undecided	Unassigned

Bug Description

My system - Lenovo Ideapad S145 with 8 GB RAM, shows very high CPU usage. How can I reduce it?

ProblemType: Bug
DistroRelease: Ubuntu 21.10
Package: xorg 1:7.7+22ubuntu2
Uname: Linux 5.15.0-8.1-liquorix-amd64 x86_64
ApportVersion: 2.20.11-0ubuntu71
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: pass
CompositorRunning: None
CurrentDesktop: GNOME
Date: Sat Dec 18 10:51:29 2021
DistUpgraded: 2021-12-06 12:41:14,767 DEBUG Running PostInstallScript: '/usr/lib/ubuntu-advantage/upgrade_lts_contract.py'
DistroCodename: impish
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes, if not too technical
GraphicsCard:
Advanced Micro Devices, Inc. [AMD/ATI] Stoney [Radeon R2/R3/R4/R5 Graphics] [1002:98e4] (rev e2) (prog-if 00 [VGA controller])
Subsystem: Lenovo Stoney [Radeon R2/R3/R4/R5 Graphics] [17aa:3f1a]
InstallationDate: Installed on 2021-08-06 (133 days ago)
InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420)
MachineType: LENOVO 81ST
ProcKernelCmdLine: audit=0 intel_pstate=disable BOOT_IMAGE=/boot/vmlinuz-5.15.0-8.1-liquorix-amd64 root=UUID=f1425acf-af13-4f1a-bcf4-93e1a1c4abc6 ro quiet splash nomodeset vt.handoff=7
SourcePackage: xorg
Symptom: display
UpgradeStatus: Upgraded to impish on 2021-12-06 (11 days ago)
dmi.bios.date: 05/14/2021
dmi.bios.release: 1.25
dmi.bios.vendor: LENOVO
dmi.bios.version: AYCN25WW
dmi.board.asset.tag: No Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0Q55724WIN
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo IdeaPad S145-14AST
dmi.ec.firmware.release: 1.25
dmi.modalias: dmi:bvnLENOVO:bvrAYCN25WW:bd05/14/2021:br1.25:efr1.25:svnLENOVO:pn81ST:pvrLenovoIdeaPadS145-14AST:rvnLENOVO:rnLNVNB161216:rvrSDK0Q55724WIN:cvnLENOVO:ct10:cvrLenovoIdeaPadS145-14AST:skuLENOVO_MT_81ST_BU_idea_FM_IdeaPadS145-14AST:
dmi.product.family: IdeaPad S145-14AST
dmi.product.name: 81ST
dmi.product.sku: LENOVO_MT_81ST_BU_idea_FM_IdeaPad S145-14AST
dmi.product.version: Lenovo IdeaPad S145-14AST
dmi.sys.vendor: LENOVO
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.107-8ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 21.2.2-1ubuntu1
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.20.13-1ubuntu1.1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-2build1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20200714-1ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.17-1build1

Tags:

Revision history for this message

Prodyut Mukherjee (prodyut) wrote on 2021-12-18:

CurrentDmesg.txt Edit (62.4 KiB, text/plain; charset="utf-8")
Dependencies.txt Edit (24.0 KiB, text/plain; charset="utf-8")
DpkgLog.txt Edit (1.4 MiB, text/plain; charset="utf-8")
Lspci.txt Edit (10.8 KiB, text/plain; charset="utf-8")
Lspci-vt.txt Edit (1.8 KiB, text/plain; charset="utf-8")
Lsusb.txt Edit (383 bytes, text/plain; charset="utf-8")
Lsusb-t.txt Edit (531 bytes, text/plain; charset="utf-8")
Lsusb-v.txt Edit (28.8 KiB, text/plain; charset="utf-8")
MonitorsUser.xml.txt Edit (553 bytes, text/plain; charset="utf-8")
ProcCpuinfo.txt Edit (2.6 KiB, text/plain; charset="utf-8")
ProcCpuinfoMinimal.txt Edit (1.3 KiB, text/plain; charset="utf-8")
ProcEnviron.txt Edit (109 bytes, text/plain; charset="utf-8")
ProcInterrupts.txt Edit (2.3 KiB, text/plain; charset="utf-8")
ProcModules.txt Edit (6.4 KiB, text/plain; charset="utf-8")
UdevDb.txt Edit (144.7 KiB, text/plain; charset="utf-8")
XorgLog.txt Edit (27.6 KiB, text/plain; charset="utf-8")
XorgLogOld.txt Edit (27.6 KiB, text/plain; charset="utf-8")
Xrandr.txt Edit (711 bytes, text/plain; charset="utf-8")
acpidump.txt Edit (640.4 KiB, text/plain; charset="utf-8")
xdpyinfo.txt Edit (94.8 KiB, text/plain; charset="utf-8")

Revision history for this message

Daniel van Vugt (vanvugt) wrote on 2022-01-04:

Please run 'top' to find out what is using the most CPU.

affects:	xorg (Ubuntu) → ubuntu
Changed in ubuntu:
status:	New → Incomplete

Revision history for this message

Launchpad Janitor (janitor) wrote on 2022-03-06:

[Expired for Ubuntu because there has been no activity for 60 days.]

Changed in ubuntu:
status:	Incomplete → Expired

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