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Contents
# frozen_string_literal: true module Facter module Resolvers module Freebsd class SystemMemory < BaseResolver @semaphore = Mutex.new @fact_list ||= {} class << self private def post_resolve(fact_name) @fact_list.fetch(fact_name) { calculate_system_memory(fact_name) } end def calculate_system_memory(fact_name) read_total_memory_in_bytes read_available_memory_in_bytes @fact_list[:used_bytes] = @fact_list[:total_bytes] - @fact_list[:available_bytes] @fact_list[:capacity] = FilesystemHelper.compute_capacity(@fact_list[:used_bytes], @fact_list[:total_bytes]) @fact_list[fact_name] end def read_available_memory_in_bytes output = Facter::Core::Execution.execute('vmstat -H --libxo json', logger: log) data = JSON.parse(output) @fact_list[:available_bytes] = data['memory']['free-memory'] * 1024 end def read_total_memory_in_bytes require_relative 'ffi/ffi_helper' @fact_list[:total_bytes] = Facter::Freebsd::FfiHelper.sysctl_by_name(:long, 'hw.physmem') end end end end end end
Version data entries
3 entries across 3 versions & 1 rubygems