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Re: multithreaded core files
On Thu, 25 Jan 2007 14:48:40 -0500, Daniel Jacobowitz <drow@false.org> said:
> On Thu, Jan 25, 2007 at 11:40:42AM -0800, David Carlton wrote:
>> One of my coworkers is looking at a core file from a multithreaded
>> program. (x86 Linux.) In this situation, GDB only prints a backtrace
>> from the thread that actually seg faulted; he'd like to see what other
>> threads were doing at the time.
> It should already print all the backtraces. If it doesn't, the usual
> explanation is that you are using a broken kernel version which does
> not save registers for every thread. Many 2.4 kernels fit that
> description.
Interesting. I guess I got stuck in my mind from the 2.4 days that
this doesn't work; checking a recent core file, I see the information
I want. I'll check with my coworker to see what the vintage is of his
core file...
David Carlton
david.carlton@sun.com