MathGroup Archive 2012

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Sending an interrupt to the frontend?

  • To: mathgroup at
  • Subject: [mg127270] Re: Sending an interrupt to the frontend?
  • From: Yves Klett <yves.klett at>
  • Date: Thu, 12 Jul 2012 04:59:05 -0400 (EDT)
  • Delivered-to:
  • Delivered-to:
  • Delivered-to:
  • References: <jtj5ro$5ml$>

In earlier incarnations, the kernel would show up as a separate entry in
the taskbar (on Win XP, that was), which made it very convenient to
kill. I kind of miss that behaviour (when things go wrong repeatedly).


Am 11.07.2012 08:18, schrieb John Fultz:
> It would be nice if the front end were more responsive in these cases (says the 
> guy who would be responsible for making it happen).  In the mean time, one thing 
> which usually works pretty well is to kill the MathKernel process.  Doing so 
> will typically leave your front end intact and make it responsive again.
> You can do this pretty easily from the Activity Monitor in MacOS, or the Task 
> Manager (looking at the Processes tab...*not* the Applications tab) in Windows.
> Sincerely,
> John Fultz
> jfultz at
> User Interface Group
> Wolfram Research, Inc.
> On Tue, 10 Jul 2012 00:40:50 -0400 (EDT), W Craig Carter wrote:
>> Hello Mathgroup,
>> This is a question about frozen frontend behavior.
>> In development stages, one of my frequent mistakes is to send the
>> frontend something that takes forever to dynamically update---at least
>> that is what I believe what is happening for most of the "freezing"
>> occurrences.  For MacOs, this is often signaled by a "Formatting
>> Notebook Contents" window.
>> I wonder if anyone has found a method to send the front end a message to
>> stop dynamically updating while in an unresponsive state?  I've various
>> versions of kill -s signal  (i.e., signal = INT) from a terminal in
>> MacOSx, but never with success.
>> I suppose that having the front end query the operating system for
>> interrupt requests would create a lot of overhead.  However, I wonder if
>> a method to force the frontend to make an operating system query with a
>> user-specified time interval might be possible?
>> W Craig Carter

  • Prev by Date: Re: Algorithm Analysis Course: Should I use Mathematica for projects?
  • Next by Date: updated OptionsExplorer
  • Previous by thread: Re: Sending an interrupt to the frontend?
  • Next by thread: Re: Sending an interrupt to the frontend?