From 88df88a19674ccc0017836941b8ee32eaadf19fb Mon Sep 17 00:00:00 2001 From: Stuart Mackie Date: Thu, 23 Mar 2017 06:19:54 -0700 Subject: Deleted charms with wrong license. Will source them differently in future. Change-Id: I0fc99ea03c6b6ca4701e63793cb2be60e56c7588 Signed-off-by: Stuart Mackie --- .../ceilometer/charmhelpers/core/hugepage.py | 71 ---------------------- 1 file changed, 71 deletions(-) delete mode 100644 charms/trusty/ceilometer/charmhelpers/core/hugepage.py (limited to 'charms/trusty/ceilometer/charmhelpers/core/hugepage.py') diff --git a/charms/trusty/ceilometer/charmhelpers/core/hugepage.py b/charms/trusty/ceilometer/charmhelpers/core/hugepage.py deleted file mode 100644 index a783ad9..0000000 --- a/charms/trusty/ceilometer/charmhelpers/core/hugepage.py +++ /dev/null @@ -1,71 +0,0 @@ -# -*- coding: utf-8 -*- - -# Copyright 2014-2015 Canonical Limited. -# -# This file is part of charm-helpers. -# -# charm-helpers is free software: you can redistribute it and/or modify -# it under the terms of the GNU Lesser General Public License version 3 as -# published by the Free Software Foundation. -# -# charm-helpers is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public License -# along with charm-helpers. If not, see . - -import yaml -from charmhelpers.core import fstab -from charmhelpers.core import sysctl -from charmhelpers.core.host import ( - add_group, - add_user_to_group, - fstab_mount, - mkdir, -) -from charmhelpers.core.strutils import bytes_from_string -from subprocess import check_output - - -def hugepage_support(user, group='hugetlb', nr_hugepages=256, - max_map_count=65536, mnt_point='/run/hugepages/kvm', - pagesize='2MB', mount=True, set_shmmax=False): - """Enable hugepages on system. - - Args: - user (str) -- Username to allow access to hugepages to - group (str) -- Group name to own hugepages - nr_hugepages (int) -- Number of pages to reserve - max_map_count (int) -- Number of Virtual Memory Areas a process can own - mnt_point (str) -- Directory to mount hugepages on - pagesize (str) -- Size of hugepages - mount (bool) -- Whether to Mount hugepages - """ - group_info = add_group(group) - gid = group_info.gr_gid - add_user_to_group(user, group) - if max_map_count < 2 * nr_hugepages: - max_map_count = 2 * nr_hugepages - sysctl_settings = { - 'vm.nr_hugepages': nr_hugepages, - 'vm.max_map_count': max_map_count, - 'vm.hugetlb_shm_group': gid, - } - if set_shmmax: - shmmax_current = int(check_output(['sysctl', '-n', 'kernel.shmmax'])) - shmmax_minsize = bytes_from_string(pagesize) * nr_hugepages - if shmmax_minsize > shmmax_current: - sysctl_settings['kernel.shmmax'] = shmmax_minsize - sysctl.create(yaml.dump(sysctl_settings), '/etc/sysctl.d/10-hugepage.conf') - mkdir(mnt_point, owner='root', group='root', perms=0o755, force=False) - lfstab = fstab.Fstab() - fstab_entry = lfstab.get_entry_by_attr('mountpoint', mnt_point) - if fstab_entry: - lfstab.remove_entry(fstab_entry) - entry = lfstab.Entry('nodev', mnt_point, 'hugetlbfs', - 'mode=1770,gid={},pagesize={}'.format(gid, pagesize), 0, 0) - lfstab.add_entry(entry) - if mount: - fstab_mount(mnt_point) -- cgit 1.2.3-korg