Re: Remote core file debugging

[Mark Kettenis <mark.kettenis@xs4all.nl>]

> Date: Thu, 30 Apr 2009 22:03:24 +0300
> From: Eli Zaretskii <eliz@gnu.org>
> 
> Is gdbserver supposed to support remote post-mortem debugging using a
> core file on a remote machine?

I don't think it is.

> I have a situation where producing a backtrace from a dead program's
> core file by running GDB on the machine where the application crashed
> is impractical.  This is because the program has huge amounts of debug
> info, so starting GDB eats up all memory, which is a no-no, since the
> application which restarted itself after a crash must be up at all
> times, and eating up too much memory causes the OS to kill
> applications.  So I'm looking for ways of producing the equivalent of
> "bt full", but without firing up GDB on the target system (a Red Hat
> box).
> 
> If gdbserver does not support this, what alternatives do I have?

Copy the core file and binaries to a somewhat more powerful machine
and use a cross-gdb (the same you'd probably use with gdbserver)?