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|
# frozen_string_literal: true
#
# Author:: Adam Jacob (<adam@chef.io>)
# Author:: Bryan McLellan (btm@loftninjas.org)
# Author:: Tim Smith (tsmith@chef.io)
# Author:: Mathieu Sauve-Frankel <msf@kisoku.net>
# Author:: Nathan L Smith (<nlloyds@gmail.com>)
# Author:: Joshua Timberman <joshua@chef.io>
# Author:: Prabhu Das (<prabhu.das@clogeny.com>)
# Author:: Isa Farnik (<isa@chef.io>)
# Author:: Doug MacEachern <dougm@vmware.com>
# Author:: Lance Albertson <lance@osuosl.org>
# Copyright:: Copyright (c) Chef Software Inc.
# License:: Apache License, Version 2.0
#
# 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
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
Ohai.plugin(:CPU) do
provides "cpu"
def parse_bsd_dmesg(&block)
cpuinfo = Mash.new
cpuinfo["flags"] = []
file_open("/var/run/dmesg.boot").each do |line|
case line
when /CPU:\s+(.+) \(([\d.]+).+\)/
cpuinfo["model_name"] = $1
cpuinfo["mhz"] = $2
when /Features=.+<(.+)>/, /Features2=[a-f\dx]+<(.+)>/
cpuinfo["flags"].concat($1.downcase.split(","))
# Features2=0x80000001<SSE3,<b31>>
else
yield(cpuinfo, line)
end
end
cpuinfo
end
# Convert a string that looks like range of CPUs to an array
# Given the following range: 1-7
# Convert it into an array: [1, 2, 3, 4, 5, 6, 7]
def range_str_to_a(range)
range.split(",").each_with_object([]) do |cpu, arr|
if /\d+-\d+/.match?(cpu.to_s)
arr << Range.new(*cpu.split("-").map(&:to_i)).to_a
else
arr << cpu.to_i
end
end.flatten
end
def parse_lscpu(cpu_info)
lscpu_info = Mash.new
begin
so = shell_out("lscpu")
cpu_cores = shell_out("lscpu -p=CPU,CORE,SOCKET")
if so.exitstatus == 0 && cpu_cores.exitstatus == 0
lscpu_info[:numa_node_cpus] = Mash.new
lscpu_info[:vulnerability] = Mash.new
so.stdout.each_line do |line|
case line
when /^Architecture:\s+(.+)/
lscpu_info[:architecture] = $1.to_s
when /^CPU op-mode\(s\):\s+(.+)/
lscpu_info[:cpu_opmodes] = $1.split(", ")
when /^Byte Order:\s+(.+)/
lscpu_info[:byte_order] = $1.downcase
when /^Address sizes:\s+(.+)/
lscpu_info[:address_sizes] = $1.split(", ")
when /^CPU\(s\):\s+(.+)/
lscpu_info[:cpus] = $1.to_i
when /^On-line CPU\(s\) list:\s+(.+)/
cpu_range = range_str_to_a($1)
if cpu_range == [0]
lscpu_info[:cpus_online] = 0
else
lscpu_info[:cpus_online] = cpu_range.length
end
when /^Off-line CPU\(s\) list:\s+(.+)/
cpu_range = range_str_to_a($1)
if cpu_range == [0]
lscpu_info[:cpus_offline] = 0
else
lscpu_info[:cpus_offline] = cpu_range.length
end
when /^Thread\(s\) per core:\s+(.+)/ # http://rubular.com/r/lOw2pRrw1q
lscpu_info[:threads_per_core] = $1.to_i
when /^Core\(s\) per socket:\s+(.+)/ # http://rubular.com/r/lOw2pRrw1q
lscpu_info[:cores_per_socket] = $1.to_i
when /^Socket\(s\):\s+(.+)/ # http://rubular.com/r/DIzmPtJFvK
lscpu_info[:sockets] = $1.to_i
when /^Socket\(s\) per book:\s+(.+)/
lscpu_info[:sockets_per_book] = $1.to_i
when /^Book\(s\) per drawer:\s+(.+)/
lscpu_info[:books_per_drawer] = $1.to_i
when /^Drawer\(s\):\s+(.+)/
lscpu_info[:drawers] = $1.to_i
when /^NUMA node\(s\):\s+(.+)/
lscpu_info[:numa_nodes] = $1.to_i
when /^Vendor ID:\s+(.+)/
lscpu_info[:vendor_id] = $1
when /^Machine type:\s+(.+)/
lscpu_info[:machine_type] = $1
when /^CPU family:\s+(.+)/
lscpu_info[:family] = $1
when /^Model:\s+(.+)/
lscpu_info[:model] = $1
when /^Model name:\s+(.+)/
lscpu_info[:model_name] = $1
when /^Stepping:\s+(.+)/
lscpu_info[:stepping] = $1
when /^CPU MHz:\s+(.+)/
lscpu_info[:mhz] = $1
when /^CPU static MHz:\s+(.+)/
lscpu_info[:mhz] = $1
when /^CPU max MHz:\s+(.+)/
lscpu_info[:mhz_max] = $1
when /^CPU min MHz:\s+(.+)/
lscpu_info[:mhz_min] = $1
when /^CPU dynamic MHz:\s+(.+)/
lscpu_info[:mhz_dynamic] = $1
when /^BogoMIPS:\s+(.+)/
lscpu_info[:bogomips] = $1
when /^Virtualization:\s+(.+)/
lscpu_info[:virtualization] = $1
when /^Virtualization type:\s+(.+)/
lscpu_info[:virtualization_type] = $1
when /^Hypervisor vendor:\s+(.+)/
lscpu_info[:hypervisor_vendor] = $1
when /^Dispatching mode:\s+(.+)/
lscpu_info[:dispatching_mode] = $1
when /^L1d cache:\s+(.+)/
lscpu_info[:l1d_cache] = $1
when /^L1i cache:\s+(.+)/
lscpu_info[:l1i_cache] = $1
when /^L2 cache:\s+(.+)/
lscpu_info[:l2_cache] = $1
when /^L2d cache:\s+(.+)/
lscpu_info[:l2d_cache] = $1
when /^L2i cache:\s+(.+)/
lscpu_info[:l2i_cache] = $1
when /^L3 cache:\s+(.+)/
lscpu_info[:l3_cache] = $1
when /^L4 cache:\s+(.+)/
lscpu_info[:l4_cache] = $1
when /^NUMA node(\d+) CPU\(s\):\s+(.+)/
numa_node = $1
cpus = $2
lscpu_info[:numa_node_cpus][numa_node] = range_str_to_a(cpus)
when /^Vulnerability (.+?):\s+(.+)/ # https://rubular.com/r/aKtSD1ypUlKbGm
name = $1.strip.downcase.tr(" ", "_")
description = $2.strip
lscpu_info[:vulnerability][name] = Mash.new
lscpu_info[:vulnerability][name] = description
when /^Flags:\s+(.+)/
lscpu_info[:flags] = $1.split(" ").sort
# flags are "features" on aarch64 and s390x so add it for backwards computability
lscpu_info[:features] = lscpu_info[:flags] if lscpu_info[:architecture].match?(/aarch64|s390x/)
end
end
case lscpu_info[:architecture]
when "s390x"
# Add data from /proc/cpuinfo that isn't available from lscpu
lscpu_info[:bogomips_per_cpu] = cpu_info[:bogomips_per_cpu]
lscpu_info[:version] = cpu_info["0"][:version]
lscpu_info[:identification] = cpu_info["0"][:identification]
lscpu_info[:machine] = cpu_info["0"][:machine]
lscpu_total = lscpu_info[:sockets_per_book] * lscpu_info[:cores_per_socket] * lscpu_info[:threads_per_core] * lscpu_info[:books_per_drawer] * lscpu_info[:drawers]
lscpu_real = lscpu_info[:sockets_per_book]
lscpu_cores = lscpu_info[:sockets_per_book] * lscpu_info[:cores_per_socket] * lscpu_info[:books_per_drawer] * lscpu_info[:drawers]
when "ppc64le"
# Add data from /proc/cpuinfo that isn't available from lscpu
lscpu_info[:timebase] = cpu_info[:timebase]
lscpu_info[:platform] = cpu_info[:platform]
lscpu_info[:machine_model] = cpu_info[:machine_model]
lscpu_info[:machine] = cpu_info[:machine]
lscpu_info[:firmware] = cpu_info[:firmware] if cpu_info[:firmware]
lscpu_info[:mmu] = cpu_info[:mmu] if cpu_info[:mmu]
lscpu_info[:mhz] = cpu_info["0"][:mhz]
lscpu_total = lscpu_info[:sockets] * lscpu_info[:cores_per_socket] * lscpu_info[:threads_per_core]
lscpu_real = lscpu_info[:sockets]
lscpu_cores = lscpu_info[:sockets] * lscpu_info[:cores_per_socket]
else
lscpu_total = lscpu_info[:sockets] * lscpu_info[:cores_per_socket] * lscpu_info[:threads_per_core]
lscpu_real = lscpu_info[:sockets]
lscpu_cores = lscpu_info[:sockets] * lscpu_info[:cores_per_socket]
end
# Enumerate cpus and fill out data to provide backwards compatibility data
cpu_cores.stdout.each_line do |line|
current_cpu = nil
current_core = nil
current_socket = nil
case line
# skip comments
when /^#/
next
# Parse data from "lscpu -p=CPU,CORE,SOCKET"
when /(\d+),(\d+),(\d+)/
current_cpu = $1
current_core = $2
current_socket = $3
end
lscpu_info[current_cpu] = Mash.new
lscpu_info[current_cpu][:vendor_id] = lscpu_info[:vendor_id] if lscpu_info[:vendor_id]
lscpu_info[current_cpu][:family] = lscpu_info[:family] if lscpu_info[:family]
lscpu_info[current_cpu][:model] = lscpu_info[:model] if lscpu_info[:model]
lscpu_info[current_cpu][:model_name] = lscpu_info[:model_name] if lscpu_info[:model_name]
lscpu_info[current_cpu][:stepping] = lscpu_info[:stepping] if lscpu_info[:stepping]
lscpu_info[current_cpu][:mhz] = lscpu_info[:mhz] if lscpu_info[:mhz]
lscpu_info[current_cpu][:bogomips] = lscpu_info[:bogomips] if lscpu_info[:bogomips]
# Per cpu cache_size is only really available from /proc/cpuinfo on x86
lscpu_info[current_cpu][:cache_size] = cpu_info[current_cpu][:cache_size] if cpu_info[current_cpu] && cpu_info[current_cpu][:cache_size]
lscpu_info[current_cpu][:physical_id] = current_socket
lscpu_info[current_cpu][:core_id] = current_core
lscpu_info[current_cpu][:cores] = lscpu_info[:cores_per_socket].to_s
lscpu_info[current_cpu][:flags] = lscpu_info[:flags] if lscpu_info[:flags]
lscpu_info[current_cpu][:features] = lscpu_info[:flags] if lscpu_info[:architecture].match?(/aarch64|s390x/)
if lscpu_info[:architecture] == "s390x"
lscpu_info[current_cpu][:version] = cpu_info[current_cpu][:version] if cpu_info[current_cpu][:version]
lscpu_info[current_cpu][:identification] = cpu_info[current_cpu][:identification] if cpu_info[current_cpu][:identification]
lscpu_info[current_cpu][:machine] = cpu_info[current_cpu][:machine] if cpu_info[current_cpu][:machine]
end
end
lscpu_info[:total] = lscpu_total
lscpu_info[:real] = lscpu_real
lscpu_info[:cores] = lscpu_cores
else
logger.trace("Plugin CPU: Error executing lscpu. CPU data may not be available.")
end
rescue Ohai::Exceptions::Exec # util-linux isn't installed most likely
logger.trace("Plugin CPU: Error executing lscpu. util-linux may not be installed.")
end
lscpu_info
end
def parse_cpuinfo
cpuinfo = Mash.new
real_cpu = Mash.new
cpu_number = 0
current_cpu = nil
file_open("/proc/cpuinfo").each_line do |line|
case line
when /processor\s+:\s(.+)/
cpuinfo[$1] = Mash.new
current_cpu = $1
cpu_number += 1
when /vendor_id\s+:\s(.+)/
vendor_id = $1
if vendor_id.include?("IBM/S390")
cpuinfo["vendor_id"] = vendor_id
else
cpuinfo[current_cpu]["vendor_id"] = vendor_id
end
when /cpu family\s+:\s(.+)/
cpuinfo[current_cpu]["family"] = $1
when /model\s+:\s(.+)/
model = $1
cpuinfo[current_cpu]["model"] = model
# ppc has "model" at the end of /proc/cpuinfo. In addition it should always include a include a dash or "IBM".
# So let's put this in cpu/model on ppc
cpuinfo["machine_model"] = model if model.match?(/-|IBM/)
when /stepping\s+:\s(.+)/
cpuinfo[current_cpu]["stepping"] = $1
when /physical id\s+:\s(.+)/
cpuinfo[current_cpu]["physical_id"] = $1
real_cpu[$1] = true
when /core id\s+:\s(.+)/
cpuinfo[current_cpu]["core_id"] = $1
when /cpu cores\s+:\s(.+)/
cpuinfo[current_cpu]["cores"] = $1
when /model name\s+:\s(.+)/
cpuinfo[current_cpu]["model_name"] = $1
when /cpu MHz\s+:\s(.+)/
cpuinfo[current_cpu]["mhz"] = $1
when /cache size\s+:\s(.+)/
cpuinfo[current_cpu]["cache_size"] = $1
when /flags\s+:\s(.+)/
cpuinfo[current_cpu]["flags"] = $1.split
when /BogoMIPS\s+:\s(.+)/
cpuinfo[current_cpu]["bogomips"] = $1
when /Features\s+:\s(.+)/
cpuinfo[current_cpu]["features"] = $1.split
when /bogomips per cpu:\s(.+)/
cpuinfo["bogomips_per_cpu"] = $1
when /features\s+:\s(.+)/
cpuinfo["features"] = $1.split
# ppc64le
when /revision\s+:\s(.+)/
cpuinfo[current_cpu]["model"] = $1
when /cpu\s+:\s(.+)/
cpuinfo[current_cpu]["model_name"] = $1
when /clock\s+:\s(.+)/
cpuinfo[current_cpu]["mhz"] = $1
when /timebase\s+:\s(.+)/
cpuinfo["timebase"] = $1
when /platform\s+:\s(.+)/
cpuinfo["platform"] = $1
when /machine\s+:\s(.+)/
cpuinfo["machine"] = $1
when /firmware\s+:\s(.+)/
cpuinfo["firmware"] = $1
when /MMU\s+:\s(.+)/
cpuinfo["mmu"] = $1
# s390x
when /processor\s(\d):\s(.+)/
current_cpu = $1
cpu_number += 1
cpuinfo[current_cpu] = Mash.new
current_cpu_info = $2.split(",")
current_cpu_info.each do |i|
name_value = i.split("=")
name = name_value[0].strip
value = name_value[1].strip
cpuinfo[current_cpu][name] = value
end
end
end
# use data we collected unless cpuinfo is lacking core information
# which is the case on older linux distros
if !real_cpu.empty? && cpuinfo["0"]["cores"]
logger.trace("Plugin CPU: Error executing lscpu. CPU data may not be available.")
cpuinfo[:real] = real_cpu.keys.length
cpuinfo[:cores] = real_cpu.keys.length * cpuinfo["0"]["cores"].to_i
else
logger.trace("Plugin CPU: real cpu & core data is missing in /proc/cpuinfo and lscpu")
end
cpuinfo[:total] = cpu_number
cpuinfo
end
collect_data(:linux) do
cpuinfo = parse_cpuinfo
lscpu = parse_lscpu(cpuinfo)
# If we don't have any data from lscpu then get it from /proc/cpuinfo
if lscpu.empty?
cpu cpuinfo
else
cpu lscpu
end
end
collect_data(:freebsd) do
# all dmesg output for smp I can find only provides info about a single processor
# identical processors is probably a hardware requirement so we'll duplicate data for each cpu
# old examples: http://www.bnv-bamberg.de/home/ba3294/smp/rbuild/index.htm
# /var/run/dmesg.boot
# CPU: Intel(R) Core(TM) i7-4980HQ CPU @ 2.80GHz (2793.59-MHz K8-class CPU)
# Origin="GenuineIntel" Id=0x40661 Family=0x6 Model=0x46 Stepping=1
# Features=0x783fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE,SSE2>
# Features2=0x5ed8220b<SSE3,PCLMULQDQ,MON,SSSE3,CX16,SSE4.1,SSE4.2,MOVBE,POPCNT,AESNI,XSAVE,OSXSAVE,AVX,RDRAND>
# AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
# AMD Features2=0x21<LAHF,ABM>
# Structured Extended Features=0x2000<NFPUSG>
# TSC: P-state invariant
# ...
# FreeBSD/SMP: Multiprocessor System Detected: 16 CPUs
# FreeBSD/SMP: 2 package(s) x 4 core(s) x 2 SMT threads
info = parse_bsd_dmesg do |cpuinfo, line|
case line
when /Origin.*"(.*)".*Family.*0x(\S+).*Model.*0x(\S+).*Stepping.*(\S+)/
cpuinfo["vendor_id"] = $1
# convert from hex value to int, but keep a string to match Linux ohai
cpuinfo["family"] = $2.to_i(16).to_s
cpuinfo["model"] = $3.to_i(16).to_s
cpuinfo["stepping"] = $4
# These _should_ match /AMD Features2?/ lines as well
when %r{FreeBSD/SMP: Multiprocessor System Detected: (\d*) CPUs}
cpuinfo["total"] = $1.to_i
when %r{FreeBSD/SMP: (\d*) package\(s\) x (\d*) core\(s\)}
cpuinfo["real"] = $1.to_i
cpuinfo["cores"] = $1.to_i * $2.to_i
end
end
cpu info
end
collect_data(:dragonflybsd) do
# /var/run/dmesg.boot
# CPU: Intel(R) Core(TM) i7-3615QM CPU @ 2.30GHz (3516.61-MHz K8-class CPU)
# Origin = "GenuineIntel" Id = 0x306a9 Family = 6 Model = 3a Stepping = 9
# Features=0x783fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE,SSE2>
# Features2=0x209<SSE3,MON,SSSE3>
# AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
# AMD Features2=0x1<LAHF>
info = parse_bsd_dmesg do |cpuinfo, line|
case line
when /Origin = "(.+)"\s+Id = (.+)\s+Stepping = (.+)/
cpuinfo["vendor_id"] = $1
cpuinfo["stepping"] = $3
end
end
so = shell_out("sysctl -n hw.ncpu")
info[:total] = so.stdout.strip.to_i
cpu info
end
collect_data(:openbsd) do
cpuinfo = Mash.new
# OpenBSD provides most cpu information via sysctl, the only thing we need to
# to scrape from dmesg.boot is the cpu feature list.
# cpu0: FPU,V86,DE,PSE,TSC,MSR,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,TM,SBF,EST,TM2
file_open("/var/run/dmesg.boot").each do |line|
case line
when /cpu\d+:\s+([A-Z]+$|[A-Z]+,.*$)/
cpuinfo["flags"] = $1.downcase.split(",")
end
end
[["hw.model", :model_name], ["hw.ncpu", :total], ["hw.cpuspeed", :mhz]].each do |param, node|
so = shell_out("sysctl -n #{param}")
cpuinfo[node] = so.stdout.strip
end
cpu cpuinfo
end
collect_data(:netbsd) do
cpuinfo = Mash.new
# NetBSD provides some cpu information via sysctl, and a little via dmesg.boot
# unlike OpenBSD and FreeBSD, NetBSD does not provide information about the
# available instruction set
# cpu0 at mainbus0 apid 0: Intel 686-class, 2134MHz, id 0x6f6
file_open("/var/run/dmesg.boot").each do |line|
case line
when /cpu[\d\w\s]+:\s([\w\s\-]+),\s+(\w+),/
cpuinfo[:model_name] = $1
cpuinfo[:mhz] = $2.gsub(/mhz/i, "")
end
end
flags = []
so = shell_out("dmidecode")
so.stdout.lines do |line|
if line =~ /^\s+([A-Z\d-]+)\s+\([\w\s-]+\)$/
flags << $1.downcase
end
end
cpuinfo[:flags] = flags unless flags.empty?
cpu cpuinfo
end
collect_data(:darwin) do
cpu Mash.new
shell_out("sysctl hw machdep").stdout.lines.each do |line|
case line
when /^hw.packages: (.*)$/
cpu[:real] = Regexp.last_match[1].to_i
when /^hw.physicalcpu: (.*)$/
cpu[:cores] = Regexp.last_match[1].to_i
when /^hw.logicalcpu: (.*)$/
cpu[:total] = Regexp.last_match[1].to_i
when /^hw.cpufrequency: (.*)$/
cpu[:mhz] = Regexp.last_match[1].to_i / 1000000
when /^machdep.cpu.vendor: (.*)$/
cpu[:vendor_id] = Regexp.last_match[1].chomp
when /^machdep.cpu.brand_string: (.*)$/
cpu[:model_name] = Regexp.last_match[1].chomp
when /^machdep.cpu.model: (.*)$/
cpu[:model] = Regexp.last_match[1].to_i
when /^machdep.cpu.family: (.*)$/
cpu[:family] = Regexp.last_match[1].to_i
when /^machdep.cpu.stepping: (.*)$/
cpu[:stepping] = Regexp.last_match[1].to_i
when /^machdep.cpu.features: (.*)$/
cpu[:flags] = Regexp.last_match[1].downcase.split
end
end
end
collect_data(:aix) do
cpu Mash.new
cpu[:total] = shell_out("pmcycles -m").stdout.lines.length
# The below is only relevant on an LPAR
if shell_out("uname -W").stdout.strip == "0"
# At least one CPU will be available, but we'll wait to increment this later.
cpu[:available] = 0
cpudevs = shell_out("lsdev -Cc processor").stdout.lines
# from http://www-01.ibm.com/software/passportadvantage/pvu_terminology_for_customers.html
# on AIX number of cores and processors are considered same
cpu[:real] = cpu[:cores] = cpudevs.length
cpudevs.each.with_index do |c, i|
name, status, location = c.split
index = i.to_s
cpu[index] = Mash.new
cpu[index][:status] = status
cpu[index][:location] = location
if /Available/.match?(status)
cpu[:available] += 1
lsattr = shell_out("lsattr -El #{name}").stdout.lines
lsattr.each do |attribute|
attrib, value = attribute.split
if attrib == "type"
cpu[index][:model_name] = value
elsif attrib == "frequency"
cpu[index][:mhz] = value.to_i / (1000 * 1000) # convert from hz to MHz
else
cpu[index][attrib] = value
end
end
# IBM is the only maker of CPUs for AIX systems.
cpu[index][:vendor_id] = "IBM"
end
end
end
end
collect_data(:solaris2) do
cpu Mash.new
# This does assume that /usr/bin/kstat is in the path
processor_info = shell_out("kstat -p cpu_info").stdout.lines
cpu["total"] = 0
cpu["sockets"] = 0
cpu["cores"] = 0
cpu["corethreads"] = 0
cpu["cpustates"] = Mash.new
currentcpu = 0
cpucores = []
cpusockets = []
processor_info.each do |processor|
_desc, instance, _record, keyvalue = processor.split(":")
cpu[instance] ||= Mash.new
if currentcpu != instance
cpu["total"] += 1
currentcpu = instance
end
kv = keyvalue.split(/\s+/)
key = kv.shift
value = kv.join(" ").chomp
case key
when /chip_id/
cpu[instance]["socket"] = value
cpusockets.push(value) if cpusockets.index(value).nil?
when /cpu_type/
cpu[instance]["arch"] = value
when /clock_MHz/
cpu[instance]["mhz"] = value
when /brand/
cpu[instance]["model_name"] = value.sub(/\s+/, " ")
when /^state$/
cpu[instance]["state"] = value
cpu["cpustates"][value] ||= 0
cpu["cpustates"][value] += 1
when /core_id/
cpu[instance]["core_id"] = value
# Detect hyperthreading/multithreading
cpucores.push(value) if cpucores.index(value).nil?
when /family|fpu_type|model|stepping|vendor_id/
cpu[instance][key] = value
end
end
cpu["cores"] = cpucores.size
cpu["corethreads"] = (cpu["total"] / cpucores.size)
cpu["sockets"] = cpusockets.size
cpu["real"] = cpusockets.size
end
collect_data(:windows) do
require "wmi-lite/wmi" unless defined?(WmiLite::Wmi)
cpu Mash.new
cores = 0
logical_processors = 0
wmi = WmiLite::Wmi.new
processors = wmi.instances_of("Win32_Processor")
processors.each_with_index do |processor, index|
current_cpu = index.to_s
cpu[current_cpu] = Mash.new
cpu[current_cpu]["cores"] = processor["numberofcores"]
cores += processor["numberofcores"]
logical_processors += processor["numberoflogicalprocessors"]
cpu[current_cpu]["vendor_id"] = processor["manufacturer"]
cpu[current_cpu]["family"] = processor["family"].to_s
cpu[current_cpu]["model"] = processor["revision"].to_s
cpu[current_cpu]["stepping"] = if processor["stepping"].nil?
processor["description"].match(/Stepping\s+(\d+)/)[1]
else
processor["stepping"]
end
cpu[current_cpu]["physical_id"] = processor["deviceid"]
cpu[current_cpu]["model_name"] = processor["name"]
cpu[current_cpu]["description"] = processor["description"]
cpu[current_cpu]["mhz"] = processor["maxclockspeed"].to_s
cpu[current_cpu]["cache_size"] = "#{processor["l2cachesize"]} KB"
end
cpu[:total] = logical_processors
cpu[:cores] = cores
cpu[:real] = processors.length
end
end
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