man > proc_kcore(5)

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 6.7                          2023-08-15                                proc_kcore(5)