How to get a specific PID #

Keith keith_linux at comcast.net
Thu Dec 31 05:13:41 UTC 2015



On 12/30/2015 07:07 PM, rikona wrote:
> Tuesday, December 29, 2015, 9:02:30 PM, Keith wrote:
> 
>> On 12/29/2015 02:43 PM, rikona wrote:
>>> Running 12.04 updated. I often have several instances of Kate open in
>>> various desktops, and occasionally one of them becomes unresponsive,
>>> but could be closed without losing something important. [Can move
>>> window, no menus come up, no keys seem to do anything, can't close]
>>> How can I find out which PID # is associated with a particular
>>> instance of Kate [or any other pgm] on a particular desktop, so I can
>>> close just THAT instance? I can see them all in htop, but which is
>>> which?
> 
>> You can use the command: xkill
>> to kill any window on the desktop. It is in the X11-UTILS package.
>> Using ALT-F2 key combination you run it then an 'X' mouse pointer will
>> appear on the desktop. You press the Left mouse button in the window you
>> want to kill.
> 
> Thanks! Does this work at a 'window' level? I ask because I can still
> move the window, but can do nothing inside the window.
> 
> The kate window may be running multiple PIDs in a parent/child
> way. If I do kill the 'parent' kate PID, would that also kill the
> children kate PIDs? If it would, is there a way to keep AND access the
> children, and just kill the parent?
> 

Yes this works at the window level. All instances of kate that are
running will be killed when you use xkill so save your work in other
windows first.



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