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Contents
# frozen_string_literal: true
module Facter
module Resolvers
module Freebsd
class SystemMemory < BaseResolver
init_resolver
class << self
private
def post_resolve(fact_name, _options)
@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] = Facter::Util::Resolvers::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
28 entries across 28 versions & 1 rubygems