Provided by: manpages_6.9.1-1_all 

NAME
/proc/kpagecgroup - memory cgroups
DESCRIPTION
/proc/kpagecgroup (since Linux 4.3) This file contains a 64-bit inode number of the memory cgroup each page is charged to, indexed by page frame number (see the discussion of /proc/pid/pagemap). The /proc/kpagecgroup file is present only if the CONFIG_MEMCG kernel configuration option is enabled.
SEE ALSO
proc(5) Linux man-pages 6.9.1 2024-05-02 proc_kpagecgroup(5)