Discussion:
[Bug 1759836] [NEW] systemd-udevd consumes 100% of CPU
Vinícius Milanez Couto
2018-03-29 11:59:09 UTC
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Public bug reported:

The systemd-udevd proccess consumes 100% of a thread everytime, but i'm
not noticing any difference in my computer.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: systemd 237-3ubuntu6
ProcVersionSignature: Ubuntu 4.15.0-13.14-generic 4.15.10
Uname: Linux 4.15.0-13-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.9-0ubuntu2
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Thu Mar 29 08:52:54 2018
InstallationDate: Installed on 2018-03-05 (23 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180304)
MachineType: Dell Inc. Inspiron N5010
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=3c29e292-f1ae-45e1-a0ed-a82524278ce1 ro quiet splash vt.handoff=1
SourcePackage: systemd
SystemdDelta:
[EXTENDED] /lib/systemd/system/rc-local.service → /lib/systemd/system/rc-local.service.d/debian.conf
[EXTENDED] /lib/systemd/system/***@.service → /lib/systemd/system/***@.service.d/timeout.conf

2 overridden configuration files found.
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/25/2011
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A12
dmi.board.name: 08R0GW
dmi.board.vendor: Dell Inc.
dmi.board.version: A12
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A12
dmi.modalias: dmi:bvnDellInc.:bvrA12:bd01/25/2011:svnDellInc.:pnInspironN5010:pvrA12:rvnDellInc.:rn08R0GW:rvrA12:cvnDellInc.:ct8:cvrA12:
dmi.product.name: Inspiron N5010
dmi.product.version: A12
dmi.sys.vendor: Dell Inc.

** Affects: systemd (Ubuntu)
Importance: Undecided
Status: New


** Tags: amd64 apport-bug bionic wayland-session
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Title:
systemd-udevd consumes 100% of CPU

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Andrea Bocci
2018-05-03 05:01:51 UTC
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** Bug watch added: Linux Kernel Bug Tracker #199035
https://bugzilla.kernel.org/show_bug.cgi?id=199035

** Also affects: kernel via
https://bugzilla.kernel.org/show_bug.cgi?id=199035
Importance: Unknown
Status: Unknown

** Also affects: bluez via
https://bugzilla.kernel.org/show_bug.cgi?id=199035
Importance: Unknown
Status: Unknown

** Also affects: bluez (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1759836

Title:
systemd-udevd consumes 100% of CPU

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Daniel van Vugt
2018-05-16 03:01:00 UTC
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** Changed in: bluez (Ubuntu)
Status: Incomplete => Invalid
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Title:
systemd-udevd consumes 100% of CPU

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