app/test/has_hugepage.py

   1 # SPDX-License-Identifier: BSD-3-Clause
   2 # Copyright (c) 2021 Microsoft Corporation
   3 """This script checks if the system supports huge pages"""
   4
   5 import platform
   6 import ctypes
   7
   8 os_name = platform.system()
   9 if os_name == "Linux":
  10     try:
  11         with open("/proc/sys/vm/nr_hugepages") as file_o:
  12             content = file_o.read()
  13             print(content)
  14     except:
  15         print("0")
  16
  17 elif os_name == "FreeBSD":
  18     # Assume FreeBSD always has hugepages enabled
  19     print("1")
  20 elif os_name == "Windows":
  21     if ctypes.windll.kernel32.GetLargePageMinimum() > 0:
  22         print("1")
  23     else:
  24         print("0")
  25 else:
  26     print("0")