What is a good way to dump a Linux core file from inside a process?

Question

We have a server (written in C and C++) that currently catches a SEGV and dumps some internal info to a file. I would like to generate a core file and write it to disk at th

Answer 1

Try using the Linux command gcore

usage: gcore [-o filename] pid

You'll need to use system (or exec) and getpid() to build up the right command line to call it from within your process