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Questions tagged [hot-plug]

The process of replacing or adding components without stopping or shutting down a computer system.

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13 votes
2 answers

Prevent keyboard layout reset when USB keyboard is plugged in

Whenever I plug in a USB keyboard, the layout of all keyboards is reset to some system default (a US layout which doesn't have modifiers and other keys the way I want them). I've observed this on many ...
Gilles 'SO- stop being evil''s user avatar
90 votes
7 answers

How can I safely remove a SATA disk from a running system?

I sometimes need to plug a disk into a disk bay. At other times, I have the very weird setup of connecting a SSD using a SATA-eSATA cable on my laptop while pulling power from a desktop. How can I ...
Lekensteyn's user avatar
  • 20.9k
3 votes
0 answers

Automount local drives on boot and hot-plug

I am trying to automatically mount all readable internal and external drives on boot and on hot-plug if they are not already mounted, preferably as a non-root user. I cannot use fstab to do this ...
user339676's user avatar
2 votes
2 answers

udev monitor hotplug rule not running

I have setup a basic udev rule to detect when I connect or disconnect a mDP cable. The file is /etc/udev/rules.d/95-monitor-hotplug.rules KERNEL=="card0", SUBSYSTEM=="drm", ENV{DISPLAY}=":0", ENV{...
user3577138's user avatar
7 votes
2 answers

On Linux, (how) can I "hot-unplug" memory?

This is what I've tried: sudo zsh -c 'echo offline >/sys/devices/system/memory/memory109/state'` and got the following error: zsh:echo:1: write error: device or resource busy Do I perhaps need ...
Wizek's user avatar
  • 171