network-cc-panel does network rescan and shows: found duplicate: <SSID> over and over, constant high CPU
gnome-control-center uses 100% CPU when opened for configuration on the Wi-Fi panel.
I am running:
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04.1 LTS"
Package: gnome-control-center
Version: 1:3.28.2-0ubuntu0.18.04.1
Steps to reproduce:
- Open GNOME Settings
- Navigate to Wi-Fi panel.
- CPU usage shoots up to 85-100%.
If I run the app manually and specify the -v option it prints the following logs over and over, accounting for the high CPU usage:
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.098: Periodic Wi-Fi scan requested
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.098: Disabling periodic Wi-Fi scan
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding DatashamanMobile
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding zcal
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding NETGEAR13-5G
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: removing Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: zcal
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: removing zcal
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding zcal
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding 1 Telkom Connect
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: 1 Telkom Connect
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: removing 1 Telkom Connect
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding 1 Telkom Connect
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding VAST-SECURE
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: found duplicate: Services@VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding #LiquidTelecom
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding @VAST
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding AlwaysOn
(gnome-control-center:21181): network-cc-panel-DEBUG: 10:55:21.101: adding CanalWalkWiFi
This carries on forever, retrying the scan over and over. Responsiveness on the Wi-Fi panel is terrible and sometimes it times out and asks if I want to kill the process or wait.
Edited by Ghost User