#
-# Cookbook Name:: hardware
+# Cookbook:: hardware
# Recipe:: default
#
-# Copyright 2012, OpenStreetMap Foundation
+# Copyright:: 2012, OpenStreetMap Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# limitations under the License.
#
-case node[:cpu][:"0"][:vendor_id]
-when "GenuineIntel"
- package "intel-microcode"
+include_recipe "apt"
+include_recipe "git"
+include_recipe "munin"
+include_recipe "prometheus"
+include_recipe "sysfs"
+include_recipe "tools"
+
+ohai_plugin "hardware" do
+ template "ohai.rb.erb"
end
case node[:cpu][:"0"][:vendor_id]
+when "GenuineIntel"
+ package "intel-microcode"
when "AuthenticAMD"
- if node[:lsb][:release].to_f >= 14.04
- package "amd64-microcode"
- end
+ package "amd64-microcode"
end
if node[:dmi] && node[:dmi][:system]
product = "Unknown"
end
+units = []
+
+if node[:roles].include?("bytemark") || node[:roles].include?("exonetric") || node[:roles].include?("prgmr")
+ units << "0"
+end
+
case manufacturer
when "HP"
package "hponcfg"
- package "hp-health"
- unit = "1"
- speed = "115200"
-when "TYAN"
- unit = "0"
- speed = "115200"
-when "TYAN Computer Corporation"
- unit = "0"
- speed = "115200"
-when "Supermicro"
- case product
- when "H8DGU", "X9SCD", "X7DBU", "X7DW3", "X9DR7/E-(J)LN4F", "X9DR3-F", "X9DRW"
- unit = "1"
- speed = "115200"
- else
- unit = "0"
- speed = "115200"
- end
-when "IBM"
- unit = "0"
- speed = "115200"
-end
-if manufacturer == "HP" && node[:lsb][:release].to_f > 11.10
- include_recipe "git"
-
- git "/opt/hp/hp-legacy" do
- action :sync
- repository "git://chef.openstreetmap.org/hp-legacy.git"
- user "root"
- group "root"
+ package "hp-health" do
+ action :install
+ notifies :restart, "service[hp-health]"
end
- link "/opt/hp/hp-health/bin/hpasmd" do
- to "/opt/hp/hp-legacy/hpasmd"
+ service "hp-health" do
+ action [:enable, :start]
+ supports :status => true, :restart => true
end
- link "/usr/lib/libhpasmintrfc.so.3.0" do
- to "/opt/hp/hp-legacy/libhpasmintrfc.so.3.0"
- end
+ if product.end_with?("Gen8", "Gen9")
+ package "hp-ams" do
+ action :install
+ notifies :restart, "service[hp-ams]"
+ end
- link "/usr/lib/libhpasmintrfc.so.3" do
- to "libhpasmintrfc.so.3.0"
+ service "hp-ams" do
+ action [:enable, :start]
+ supports :status => true, :restart => true
+ end
end
- link "/usr/lib/libhpasmintrfc.so" do
- to "libhpasmintrfc.so.3.0"
- end
-end
+ units << "1"
+when "TYAN"
+ units << "0"
+when "TYAN Computer Corporation"
+ units << "0"
+when "Supermicro"
+ units << "1"
+when "IBM"
+ units << "0"
+when "VMware, Inc."
+ package "open-vm-tools"
-unless unit.nil?
- file "/etc/init/ttySttyS#{unit}.conf" do
+ # Remove timeSync plugin completely
+ # https://github.com/vmware/open-vm-tools/issues/302
+ file "/usr/lib/open-vm-tools/plugins/vmsvc/libtimeSync.so" do
action :delete
+ notifies :restart, "service[open-vm-tools]"
end
- template "/etc/init/ttyS#{unit}.conf" do
- source "tty.conf.erb"
- owner "root"
- group "root"
- mode 0644
- variables :unit => unit, :speed => speed
+ # Attempt to tell Host we are not interested in timeSync
+ execute "vmware-toolbox-cmd-timesync-disable" do
+ command "/usr/bin/vmware-toolbox-cmd timesync disable"
+ ignore_failure true
+ end
+
+ service "open-vm-tools" do
+ action [:enable, :start]
+ supports :status => true, :restart => true
end
+end
- service "ttyS#{unit}" do
- provider Chef::Provider::Service::Upstart
+units.sort.uniq.each do |unit|
+ service "serial-getty@ttyS#{unit}" do
action [:enable, :start]
- supports :status => true, :restart => true, :reload => false
- subscribes :restart, "template[/etc/init/ttyS#{unit}.conf]"
end
end
+# if we need a different / special kernel version to make the hardware
+# work (e.g: https://github.com/openstreetmap/operations/issues/45) then
+# ensure that we have the package installed. the grub template will
+# make sure that this is the default on boot.
+if node[:hardware][:grub][:kernel]
+ kernel_version = node[:hardware][:grub][:kernel]
+
+ package "linux-image-#{kernel_version}-generic"
+ package "linux-image-extra-#{kernel_version}-generic"
+ package "linux-headers-#{kernel_version}-generic"
+ package "linux-tools-#{kernel_version}-generic"
+
+ boot_device = IO.popen(["df", "/boot"]).readlines.last.split.first
+ boot_uuid = IO.popen(["blkid", "-o", "value", "-s", "UUID", boot_device]).readlines.first.chomp
+ grub_entry = "gnulinux-advanced-#{boot_uuid}>gnulinux-#{kernel_version}-advanced-#{boot_uuid}"
+else
+ grub_entry = "0"
+end
+
if File.exist?("/etc/default/grub")
execute "update-grub" do
action :nothing
command "/usr/sbin/update-grub"
+ not_if { ENV["TEST_KITCHEN"] }
end
template "/etc/default/grub" do
source "grub.erb"
owner "root"
group "root"
- mode 0644
- variables :unit => unit, :speed => speed
+ mode "644"
+ variables :units => units, :entry => grub_entry
notifies :run, "execute[update-grub]"
end
end
source "initramfs-mdadm.erb"
owner "root"
group "root"
- mode 0644
+ mode "644"
notifies :run, "execute[update-initramfs]"
end
if node[:kernel][:modules].include?("ipmi_si")
package "ipmitool"
-end
+ package "freeipmi-tools"
-if node[:lsb][:release].to_f >= 12.10
- package "irqbalance"
-
- template "/etc/default/irqbalance" do
- source "irqbalance.erb"
+ template "/etc/prometheus/ipmi_local.yml" do
+ source "ipmi_local.yml.erb"
owner "root"
group "root"
- mode 0644
+ mode "644"
end
- service "irqbalance" do
- action [:start, :enable]
- supports :status => false, :restart => true, :reload => false
- subscribes :restart, "template[/etc/default/irqbalance]"
+ prometheus_exporter "ipmi" do
+ port 9290
+ options "--config.file=/etc/prometheus/ipmi_local.yml"
+ subscribes :restart, "template[/etc/prometheus/ipmi_local.yml]"
end
end
+package "irqbalance"
+
+service "irqbalance" do
+ action [:start, :enable]
+ supports :status => false, :restart => true, :reload => false
+end
+
+# Link Layer Discovery Protocol Daemon
+package "lldpd"
+service "lldpd" do
+ action [:start, :enable]
+ supports :status => true, :restart => true, :reload => true
+end
+
tools_packages = []
status_packages = {}
-node[:kernel][:modules].each_key do |modname|
- case modname
- when "cciss"
- tools_packages << "hpacucli"
- status_packages["cciss-vol-status"] ||= []
- when "hpsa"
- tools_packages << "hpacucli"
- status_packages["cciss-vol-status"] ||= []
- when "mptsas"
- tools_packages << "lsiutil"
- # status_packages["mpt-status"] ||= []
- when "mpt2sas"
- tools_packages << "sas2ircu"
- status_packages["sas2ircu-status"] ||= []
- when "megaraid_mm"
- tools_packages << "megactl"
- status_packages["megaraid-status"] ||= []
- when "megaraid_sas"
- tools_packages << "megacli"
- status_packages["megaclisas-status"] ||= []
- when "aacraid"
- tools_packages << "arcconf"
- status_packages["aacraid-status"] ||= []
- when "arcmsr"
- tools_packages << "areca"
+if node[:virtualization][:role] != "guest" ||
+ (node[:virtualization][:system] != "lxc" &&
+ node[:virtualization][:system] != "lxd" &&
+ node[:virtualization][:system] != "openvz")
+
+ node[:kernel][:modules].each_key do |modname|
+ case modname
+ when "cciss"
+ tools_packages << "ssacli"
+ status_packages["cciss-vol-status"] ||= []
+ when "hpsa"
+ tools_packages << "ssacli"
+ status_packages["cciss-vol-status"] ||= []
+ when "mptsas"
+ tools_packages << "lsiutil"
+ status_packages["mpt-status"] ||= []
+ when "mpt2sas", "mpt3sas"
+ tools_packages << "sas2ircu"
+ status_packages["sas2ircu-status"] ||= []
+ when "megaraid_mm"
+ tools_packages << "megactl"
+ status_packages["megaraid-status"] ||= []
+ when "megaraid_sas"
+ tools_packages << "megacli"
+ status_packages["megaclisas-status"] ||= []
+ when "aacraid"
+ tools_packages << "arcconf"
+ status_packages["aacraid-status"] ||= []
+ when "arcmsr"
+ tools_packages << "areca"
+ end
end
-end
-node[:block_device].each do |name, attributes|
- next unless attributes[:vendor] == "HP" && attributes[:model] == "LOGICAL VOLUME"
+ node[:block_device].each do |name, attributes|
+ next unless attributes[:vendor] == "HP" && attributes[:model] == "LOGICAL VOLUME"
- if name =~ /^cciss!(c[0-9]+)d[0-9]+$/
- status_packages["cciss-vol-status"] |= ["cciss/#{Regexp.last_match[1]}d0"]
- else
- Dir.glob("/sys/block/#{name}/device/scsi_generic/*").each do |sg|
- status_packages["cciss-vol-status"] |= [File.basename(sg)]
+ if name =~ /^cciss!(c[0-9]+)d[0-9]+$/
+ status_packages["cciss-vol-status"] |= ["cciss/#{Regexp.last_match[1]}d0"]
+ else
+ Dir.glob("/sys/block/#{name}/device/scsi_generic/*").each do |sg|
+ status_packages["cciss-vol-status"] |= [File.basename(sg)]
+ end
end
end
end
-%w(hpacucli lsiutil sas2ircu megactl megacli arcconf).each do |tools_package|
+%w[ssacli lsiutil sas2ircu megactl megacli arcconf].each do |tools_package|
if tools_packages.include?(tools_package)
package tools_package
else
git "/opt/areca" do
action :sync
- repository "git://chef.openstreetmap.org/areca.git"
+ repository "https://git.openstreetmap.org/private/areca.git"
+ depth 1
user "root"
group "root"
+ not_if { ENV["TEST_KITCHEN"] }
end
else
directory "/opt/areca" do
end
end
-["cciss-vol-status", "mpt-status", "sas2ircu-status", "megaraid-status", "megaclisas-status", "aacraid-status"].each do |status_package|
+if status_packages.include?("cciss-vol-status")
+ template "/usr/local/bin/cciss-vol-statusd" do
+ source "cciss-vol-statusd.erb"
+ owner "root"
+ group "root"
+ mode "755"
+ notifies :restart, "service[cciss-vol-statusd]"
+ end
+
+ systemd_service "cciss-vol-statusd" do
+ description "Check cciss_vol_status values in the background"
+ exec_start "/usr/local/bin/cciss-vol-statusd"
+ private_tmp true
+ protect_system "full"
+ protect_home true
+ no_new_privileges true
+ notifies :restart, "service[cciss-vol-statusd]"
+ end
+else
+ systemd_service "cciss-vol-statusd" do
+ action :delete
+ end
+
+ template "/usr/local/bin/cciss-vol-statusd" do
+ action :delete
+ end
+end
+
+%w[cciss-vol-status mpt-status sas2ircu-status megaraid-status megaclisas-status aacraid-status].each do |status_package|
if status_packages.include?(status_package)
package status_package
source "raid.default.erb"
owner "root"
group "root"
- mode 0644
+ mode "644"
variables :devices => status_packages[status_package]
end
end
end
-disks = []
-
-node[:block_device].each do |name, attributes|
- disks << { :device => name } if attributes[:vendor] == "ATA"
-end
-
-if status_packages["cciss-vol-status"]
- status_packages["cciss-vol-status"].each do |device|
- IO.popen(["cciss_vol_status", "-V", "/dev/#{device}"]).each do |line|
- disks << { :device => device, :driver => "cciss", :id => Regexp.last_match[1].to_i - 1 } if line =~ / bay ([0-9]+) +HP /
- end
- end
-end
-
-if status_packages["megaclisas-status"]
- controller = 0
+disks = if node[:hardware][:disk]
+ node[:hardware][:disk][:disks]
+ else
+ []
+ end
- Dir.glob("/sys/class/scsi_host/host*") do |host|
- driver = File.new("#{host}/proc_name").read.chomp
+intel_ssds = disks.select { |d| d[:vendor] == "INTEL" && d[:model] =~ /^SSD/ }
- next unless driver == "megaraid_sas"
+nvmes = if node[:hardware][:pci]
+ node[:hardware][:pci].values.select { |pci| pci[:driver] == "nvme" }
+ else
+ []
+ end
- bus = host.sub("/sys/class/scsi_host/host", "")
- device = File.basename(Dir.glob("/sys/bus/scsi/devices/#{bus}:*/scsi_generic/*").first)
+intel_nvmes = nvmes.select { |pci| pci[:vendor_name] == "Intel Corporation" }
- IO.popen(["megacli", "-PDList", "-a#{controller}", "-NoLog"]).each do |line|
- disks << { :device => device, :driver => "megaraid", :id => Regexp.last_match[1] } if line =~ /^Device Id: ([0-9]+)$/
+if !intel_ssds.empty? || !intel_nvmes.empty?
+ package "unzip"
- disks.pop if line =~ /^Firmware state: Hotspare, Spun down$/
- end
+ intel_mas_tool_version = "1.5"
+ intel_mas_package_version = "#{intel_mas_tool_version}.113-0"
- controller += 1
+ remote_file "#{Chef::Config[:file_cache_path]}/Intel_MAS_CLI_Tool_#{intel_mas_tool_version}_Linux.zip" do
+ source "https://downloadmirror.intel.com/30162/eng/Intel%C2%AE_MAS_CLI_Tool_Linux.zip"
end
-end
-if tools_packages.include?("lsiutil")
- Dir.glob("/sys/class/scsi_host/host*") do |host|
- driver = File.new("#{host}/proc_name").read.chomp
-
- next unless driver == "mptsas"
-
- bus = host.sub("/sys/class/scsi_host/host", "")
-
- Dir.glob("/sys/bus/scsi/devices/#{bus}:0:*/scsi_generic/*").each do |sg|
- disks << { :device => File.basename(sg) }
- end
+ execute "#{Chef::Config[:file_cache_path]}/Intel_MAS_CLI_Tool_#{intel_mas_tool_version}_Linux.zip" do
+ command "unzip Intel_MAS_CLI_Tool_#{intel_mas_tool_version}_Linux.zip intelmas_#{intel_mas_package_version}_amd64.deb"
+ cwd Chef::Config[:file_cache_path]
+ user "root"
+ group "root"
+ not_if { ::File.exist?("#{Chef::Config[:file_cache_path]}/intelmas_#{intel_mas_package_version}_amd64.deb") }
end
-end
-
-if status_packages["sas2ircu-status"]
- Dir.glob("/sys/class/scsi_host/host*") do |host|
- driver = File.new("#{host}/proc_name").read.chomp
-
- next unless driver == "mpt2sas"
- bus = host.sub("/sys/class/scsi_host/host", "")
+ dpkg_package "intelmas" do
+ version "#{intel_mas_package_version}"
+ source "#{Chef::Config[:file_cache_path]}/intelmas_#{intel_mas_package_version}_amd64.deb"
+ end
- Dir.glob("/sys/bus/scsi/devices/#{bus}:0:*/scsi_generic/*").each do |sg|
- disks << { :device => File.basename(sg) }
- end
+ dpkg_package "isdct" do
+ action :purge
end
end
-if status_packages["aacraid-status"]
- Dir.glob("/sys/class/scsi_host/host*") do |host|
- driver = File.new("#{host}/proc_name").read.chomp
+disks = disks.map do |disk|
+ next if disk[:state] == "spun_down" || %w[unconfigured failed].any?(disk[:status])
- next unless driver == "aacraid"
+ if disk[:smart_device]
+ controller = node[:hardware][:disk][:controllers][disk[:controller]]
- bus = host.sub("/sys/class/scsi_host/host", "")
+ if controller && controller[:device]
+ device = controller[:device].sub("/dev/", "")
+ smart = disk[:smart_device]
- Dir.glob("/sys/bus/scsi/devices/#{bus}:1:*/scsi_generic/*").each do |sg|
- disks << { :device => File.basename(sg) }
+ if device.start_with?("cciss/") && smart =~ /^cciss,(\d+)$/
+ array = node[:hardware][:disk][:arrays][disk[:arrays].first]
+ munin = "cciss-3#{array[:wwn]}-#{Regexp.last_match(1)}"
+ elsif smart =~ /^.*,(\d+)$/
+ munin = "#{device}-#{Regexp.last_match(1)}"
+ elsif smart =~ %r{^.*,(\d+)/(\d+)$}
+ munin = "#{device}-#{Regexp.last_match(1)}:#{Regexp.last_match(2)}"
+ end
+ elsif disk[:device]
+ device = disk[:device].sub("/dev/", "")
+ smart = disk[:smart_device]
+
+ if smart =~ /^.*,(\d+),(\d+),(\d+)$/
+ munin = "#{device}-#{Regexp.last_match(1)}:#{Regexp.last_match(2)}:#{Regexp.last_match(3)}"
+ end
end
+ elsif disk[:device] =~ %r{^/dev/(nvme\d+)n\d+$}
+ device = Regexp.last_match(1)
+ munin = device
+ elsif disk[:device]
+ device = disk[:device].sub("/dev/", "")
+ munin = device
end
-end
-if tools_packages.include?("areca")
- device = IO.popen(["lsscsi", "-g"]).grep(%r{Areca +RAID controller .*/dev/(sg[0-9]+)}) do
- Regexp.last_match[1]
- end.first
-
- IO.popen(["/opt/areca/x86_64/cli64", "disk", "info"]).each do |line|
- next if line =~ /N\.A\./
-
- if line =~ /^ +[0-9]+ +0*([0-9]+) +(?:Slot#|SLOT )0*([0-9]+) +/
- enc = Regexp.last_match[1]
- slot = Regexp.last_match[2]
+ next if device.nil?
- disks << { :device => device, :driver => "areca", :id => "#{slot}/#{enc}" }
- elsif line =~ /^ +([0-9]+) +[0-9]+ +/
- disks << { :device => device, :driver => "areca", :id => Regexp.last_match[1] }
- end
- end
+ Hash[
+ :device => device,
+ :smart => smart,
+ :munin => munin,
+ :hddtemp => munin.tr("-:", "_")
+ ]
end
-disks.each do |disk|
- if disk[:device] =~ /^cciss\/(.*)$/
- id = File.read("/sys/bus/cciss/devices/#{Regexp.last_match[1]}/unique_id").chomp
+disks = disks.compact.uniq
- disk[:munin] = "cciss-3#{id.downcase}"
- else
- disk[:munin] = disk[:device]
- end
+if disks.count.positive?
+ package "smartmontools"
- if disk[:id]
- disk[:munin] = "#{disk[:munin]}-#{disk[:id].to_s.tr('/', ':')}"
+ template "/etc/cron.daily/update-smart-drivedb" do
+ source "update-smart-drivedb.erb"
+ owner "root"
+ group "root"
+ mode "755"
end
- disk[:hddtemp] = disk[:munin].tr("-:", "_")
-end
-
-if disks.count > 0
- package "smartmontools"
+ template "/usr/local/bin/smartd-mailer" do
+ source "smartd-mailer.erb"
+ owner "root"
+ group "root"
+ mode "755"
+ end
template "/etc/smartd.conf" do
source "smartd.conf.erb"
owner "root"
group "root"
- mode 0644
+ mode "644"
variables :disks => disks
- notifies :reload, "service[smartmontools]"
end
template "/etc/default/smartmontools" do
source "smartmontools.erb"
owner "root"
group "root"
- mode 0644
- notifies :restart, "service[smartmontools]"
+ mode "644"
end
service "smartmontools" do
action [:enable, :start]
- supports :status => true, :restart => true, :reload => true
+ subscribes :reload, "template[/etc/smartd.conf]"
+ subscribes :restart, "template[/etc/default/smartmontools]"
+ end
+
+ template "/etc/prometheus/collectors/smart.devices" do
+ source "smart.devices.erb"
+ owner "root"
+ group "root"
+ mode "644"
+ variables :disks => disks
end
+ prometheus_collector "smart" do
+ interval "15m"
+ end
+
+ # Don't try and do munin monitoring of disks behind
+ # an Areca controller as they only allow one thing to
+ # talk to the controller at a time and smartd will
+ # throw errors if it clashes with munin
+ disks = disks.reject { |disk| disk[:smart]&.start_with?("areca,") }
+
disks.each do |disk|
munin_plugin "smart_#{disk[:munin]}" do
target "smart_"
conf_variables :disk => disk
end
end
+else
+ service "smartd" do
+ action [:stop, :disable]
+ end
+end
+if disks.count.positive?
munin_plugin "hddtemp_smartctl" do
conf "munin.hddtemp.erb"
conf_variables :disks => disks
end
else
- service "smartmontools" do
- action [:stop, :disable]
- end
-
munin_plugin "hddtemp_smartctl" do
action :delete
+ conf "munin.hddtemp.erb"
end
end
plugins.each do |plugin|
munin_plugin plugin do
action :delete
+ conf "munin.smart.erb"
end
end
file "/etc/mdadm/mdadm.conf" do
owner "root"
group "root"
- mode 0644
+ mode "644"
content mdadm_conf
end
source "modules.erb"
owner "root"
group "root"
- mode 0644
+ mode "644"
end
-if node[:lsb][:release].to_f <= 12.10
- service "module-init-tools" do
- provider Chef::Provider::Service::Upstart
- action :nothing
- subscribes :start, "template[/etc/modules]"
- end
-else
- service "kmod" do
- provider Chef::Provider::Service::Upstart
- action :nothing
- subscribes :start, "template[/etc/modules]"
- end
+service "kmod" do
+ action :nothing
+ subscribes :start, "template[/etc/modules]"
end
if node[:hardware][:watchdog]
source "watchdog.erb"
owner "root"
group "root"
- mode 0644
+ mode "644"
variables :module => node[:hardware][:watchdog]
end
unless Dir.glob("/sys/class/hwmon/hwmon*").empty?
package "lm-sensors"
+ Dir.glob("/sys/devices/platform/coretemp.*").each do |coretemp|
+ cpu = File.basename(coretemp).sub("coretemp.", "").to_i
+ chip = format("coretemp-isa-%04d", cpu)
+
+ temps = if File.exist?("#{coretemp}/name")
+ Dir.glob("#{coretemp}/temp*_input").map do |temp|
+ File.basename(temp).sub("temp", "").sub("_input", "").to_i
+ end.sort
+ else
+ Dir.glob("#{coretemp}/hwmon/hwmon*/temp*_input").map do |temp|
+ File.basename(temp).sub("temp", "").sub("_input", "").to_i
+ end.sort
+ end
+
+ if temps.first == 1
+ node.default[:hardware][:sensors][chip][:temps][:temp1][:label] = "CPU #{cpu}"
+ temps.shift
+ end
+
+ temps.each_with_index do |temp, index|
+ node.default[:hardware][:sensors][chip][:temps]["temp#{temp}"][:label] = "CPU #{cpu} Core #{index}"
+ end
+ end
+
execute "/etc/sensors.d/chef.conf" do
action :nothing
command "/usr/bin/sensors -s"
source "sensors.conf.erb"
owner "root"
group "root"
- mode 0644
+ mode "644"
notifies :run, "execute[/etc/sensors.d/chef.conf]"
end
end
+
+if node[:hardware][:shm_size]
+ execute "remount-dev-shm" do
+ action :nothing
+ command "/bin/mount -o remount /dev/shm"
+ user "root"
+ group "root"
+ end
+
+ mount "/dev/shm" do
+ action :enable
+ device "tmpfs"
+ fstype "tmpfs"
+ options "rw,nosuid,nodev,size=#{node[:hardware][:shm_size]}"
+ notifies :run, "execute[remount-dev-shm]"
+ end
+end