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Re: GDB & SCHED_RR
On Wed, Jan 02, 2002 at 07:54:11AM -0500, Oldham, Adam wrote:
> Hey people....
> I have a Linux 2.4.8 system runnign GDB 5.0. I am trying to debug a program
> that starts all its threads using SCHED_RR and running the threads a
> different priorities.
> I wanted to ask this to see if I could get a good answer before writing up
> any kind of bug. So, is GDB supposed to be able to debug executables that
> have Real Time threads? Debug is a vague word, but my problem is that, when
> GDB is started and my executable is run through GDB, it appears as though
> the thread priorities are not being set up correctly. The threads do not
> seem to execute in the same order as when the executable is run standalone.
I'd certainly not expect them to be.
Thread debugging is intrusive. We can (perhaps) make it a little less
obtrusive than it is currently; but the presence of a debugger is
noticeable even to basic multithreaded applications.
Daniel Jacobowitz Carnegie Mellon University
MontaVista Software Debian GNU/Linux Developer