Gdb

Dump process to file

#!/bin/bash
grep rw-p /proc/$1/maps | sed -n 's/^\([0-9a-f]*\)-\([0-9a-f]*\) .*$/\1 \2/p' | while read start stop; do gdb --batch --pid $1 -ex "dump memory $1-$start- $stop.dump 0x$start 0x$stop"; done

or

gcore pid

PYTHON, GDB AND A VERY LARGE CORE DUMP

libpython – Easier Python Debugging

(gdb) python import libpython
(gdb) py-bt

gdbheap – python-friendly memory analyzer

(gdb) python import gdbheap
(gdb) heap
Missing debuginfo for glibc
Suggested fix:
debuginfo-install glibc