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2 posts are tagged "systemd"

Disable the Linux kernel watchdog

journalctl -b | grep watchdog; sudo dmesg | grep watchdog Both commands return something like NMI watchdog: Enabled. Permanently consumes one hw-PMU counter. I have no use for this watchdog on a desktop computer. This link already contains all the information required to disable it, but here's the m.....

Disable a USB port and the connected hard drive

And enable it when required. Also see this related article. Premise & problem I have a USB hard drive used only for weekly automated backups. It is always connected to the same port and never gets removed. At all other times I want this drive to be unmounted, off, invisible, powered down. I wa.....