Class: Eye::SystemResources

Inherits:
Object
  • Object
show all
Defined in:
lib/eye/system_resources.rb

Defined Under Namespace

Classes: PsAxActor

Class Method Summary collapse

Class Method Details

.childs(parent_pid) ⇒ Object 



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# File 'lib/eye/system_resources.rb', line 16

def childs(parent_pid)
  parent_pid = parent_pid.to_i

  childs = []
  ps_aux.each do |pid, h|
    childs << pid if h[:ppid] == parent_pid
  end

  childs
end

.cpu(pid) ⇒ Object 



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# File 'lib/eye/system_resources.rb', line 12

def cpu(pid)
  ps_aux[pid].try :[], :cpu
end

.memory(pid) ⇒ Object 



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# File 'lib/eye/system_resources.rb', line 8

def memory(pid)
  ps_aux[pid].try :[], :rss
end

.resources(pid) ⇒ Object 



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# File 'lib/eye/system_resources.rb', line 31

def resources(pid)
  return {} unless ps_aux[pid]

  { :memory => memory(pid),
    :cpu => cpu(pid),
    :start_time => start_time(pid),
    :pid => pid
  }
end

.setup ⇒ Object

initialize actor, call 1 time before using



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# File 'lib/eye/system_resources.rb', line 42

def setup
  @actor ||= PsAxActor.new
end

.start_time(pid) ⇒ Object 



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# File 'lib/eye/system_resources.rb', line 27

def start_time(pid)
  ps_aux[pid].try :[], :start_time
end