On Sat, 21 Mar 2015, stefan.schwar...@gmx.net wrote:

> I am using my laptop (lenovo T430, debian testing) regularly in a docking 
> station. The dock has a USB keyboard, USB mouse and monitor 
> permanently attached. The laptops suspends from time to time, and _after_ 
> resuming X11 or some other system component 
> the input from USB mouse and keyboard to be dropped/ignored partially. 
> Symptoms are that the cursor does not move with 
> the mouse, however it will start moving again if I click any of the mouse 
> buttons; or that the keyboard input is ignored until 
> I hit some arbitrary keys very rapidly. The USB amnesia starts again if I 
> leave the input device untouched for some seconds.
> The issue will not occur for newly connected devices or if I reconnect 
> mouse/keyboard. The dock is not the issue as I can 
> reproduce the phenomenon with a USB mouse directly connected to the laptop. 

> I have no clue what could be going on...

Probably a USB autosuspend issue.  Do you have laptop-mode-tools
installed?  If yes, can you get rid of it and re-test?

-- 
                           |  .''`.       ** Debian **
      Peter Palfrader      | : :' :      The  universal
 http://www.palfrader.org/ | `. `'      Operating System
                           |   `-    http://www.debian.org/


-- 
To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org 
with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
Archive: https://lists.debian.org/20150321074954.gh18...@anguilla.noreply.org

Reply via email to