proc_kcore(5) File Formats Manual proc_kcore(5) NAME /proc/kcore - physical memory DESCRIPTION /proc/kcore This file represents the physical memory of the system and is stored in the ELF core file format. With this pseudo-file, and an unstripped kernel (/usr/src/linux/vmlinux) binary, GDB can be used to examine the current state of any kernel data structures. The total length of the file is the size of physical memory (RAM) plus 4 KiB. SEE ALSO proc(5) Linux man-pages 6.9.1 2024-05-02 proc_kcore(5)