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[Bug 2114818] Re: After resume from suspend NetworkManager uses a lot of CPU and nm-openvpn-openauth goes zombie

 

Since it sounds like your issue is gone for now, I am closing this
issue.

If the issue returns, please re-open and provide additional debugging
information. For starters, I think:

$ journalctl -b -u NetworkManager.service

would be helpful.

** Changed in: network-manager-openvpn (Ubuntu)
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/2114818

Title:
  After resume from suspend NetworkManager uses a lot of CPU and nm-
  openvpn-openauth goes zombie

Status in network-manager-openvpn package in Ubuntu:
  Invalid

Bug description:
  Not sure whether that is always Network Manager
  Seems after return from suspend the systems becomes unresponsive for 1-2s more seconds every 10-15s. One cpu got 100% load and some processes goes zombie.
  NetworkManager main process is using 70-100% of cpu time while nm-auth-openvpn is zombie

  So I am not sure whether it is kernel, networkmanager or cpu problem

  $ ps aux|grep Z
  USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
  mastier     7006  0.0  0.0      0     0 ?        Z    Jun16   0:00 [nm-openvpn-auth] <defunct>
  mastier     7465  0.0  0.0      0     0 ?        Z    Jun16   0:00 [sd_espeak-ng-mb] <defunct>
  mastier    41853  0.0  0.0      0     0 ?        Z    Jun16   0:00 [nm-openvpn-auth] <defunct>
  mastier   108873  0.0  0.0      0     0 ?        Z    09:45   0:00 [nm-openvpn-auth] <defunct>
  mastier   113153  0.0  0.0  11672  2408 pts/0    S+   10:00   0:00 grep Z

  ProblemType: Bug
  DistroRelease: Ubuntu 24.04
  Package: network-manager-openvpn-gnome 1.10.2-4build2
  ProcVersionSignature: Ubuntu 6.11.0-26.26~24.04.1-generic 6.11.11
  Uname: Linux 6.11.0-26-generic x86_64
  ApportVersion: 2.28.1-0ubuntu3.7
  Architecture: amd64
  CasperMD5CheckResult: pass
  CurrentDesktop: ubuntu:GNOME
  Date: Tue Jun 17 09:57:17 2025
  InstallationDate: Installed on 2025-04-12 (66 days ago)
  InstallationMedia: Ubuntu 24.04.2 LTS "Noble Numbat" - Release amd64 (20250215)
  SourcePackage: network-manager-openvpn
  UpgradeStatus: No upgrade log present (probably fresh install)

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