Month: May 2025

wpa_supplicant spam

Ubuntu 24.04 is spamming several of these entries in syslog: wpa_supplicant[1736]: wlp3s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-62 noise=9999 txrate=390000 The solution is to raise the wpa_supplicant logging level and restart networking: mkdir -p /etc/systemd/system/wpa_supplicant.service.d/ vi /etc/systemd/system/wpa_supplicant.service.d/log.conf # add these lines [Service] LogLevelMax=4 # save & quit systemctl daemon-reload systemctl restart wpa_supplicant.service systemctl restart NetworkManager.service

Hiding suggested Linkedin posts

My two largest grievances with Linkedin are that I can't hide likes and suggested posts from people I don't follow. I've opened support tickets which were "referred to the product team". Alright. Two simple ublock origin filters hide, at least & last, suggested posts: [Update 2025.10.20] Install ublock origin (preferably in Firefox). Open the extension, … Continue reading Hiding suggested Linkedin posts →

A Zabbix active agent2 template for monitoring containers and container logs

The problem Zabbix (up to v7.2) doesn't seem to be able to monitor the Docker engine and containers in active mode, nor can it collected container logs, which is surprising, since it collects a wide range of container-, image- and runtime engine metrics in passive mode. The solution is a custom agent2 (I'll refer to … Continue reading A Zabbix active agent2 template for monitoring containers and container logs →