excessive cpu usage on intel mobo D510 causing system to hang

[jwm hogenboom]

1. intel d510mo motherboard; quad-core cpu 1.6 ghz
2. cores run at approx. 60% each
3. causing system to hang - or not boot period

obs,: on another hp computer with intel dual-core cpu of 3.1 ghz cores run approx. 2%

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.17
ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
Uname: Linux 4.15.0-20-generic x86_64
ApportVersion: 2.20.9-0ubuntu7
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Sun Apr 29 12:54:42 2018
InstallationDate: Installed on 2018-04-29 (0 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
PackageArchitecture: all
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
Symptom: dist-upgrade
UpgradeStatus: No upgrade log present (probably fresh install)
VarLogDistupgradeAptlog:
 Log time: 2018-04-29 04:46:48.786496
 Starting pkgProblemResolver with broken count: 0
 Starting 2 pkgProblemResolver with broken count: 0
 Done

[Brian Murray (brian-murray)]

This is not a bug with the software performing the release upgrade, rather with the system after the upgrade.