What:  /sys/kernel/mm/hugepages/
Date:  June 2008
Contact: Nishanth Aravamudan <nacc@us.ibm.com>, hugetlb maintainers
Description:
  /sys/kernel/mm/hugepages/ contains a number of subdirectories
  of the form hugepages-<size>kB, where <size> is the page size
  of the hugepages supported by the kernel/CPU combination.

  Under these directories are a number of files:

   - nr_hugepages
   - nr_overcommit_hugepages
   - free_hugepages
   - surplus_hugepages
   - resv_hugepages

  See Documentation/admin-guide/mm/hugetlbpage.rst for details.