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Re: calling glibc mallinfo() from GDB after attaching to a process?


> Date: Mon, 30 Aug 2004 19:09:06 -0700
> From: Chris Markle <cmarkle@sendmail.com>
> 
> I would like to attach to a running program, issue a call to the glibc 
> mallinfo() function, display the returned mallinfo structure, and the 
> continue execution of the program. The idea here is to grab some malloc 
> statistics from a running program... Is this kind of thing possible?

Yes.

> If so, can someone offer up some clues as to the GDB commands to
> issue to do this?

After attaching to the program, use the command

   call mallinfo

to call the function.  This will work if mallinfo is linked into the
program.


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