class Eye::SystemResources
Public Class Methods
cache()
click to toggle source
# File lib/eye/system_resources.rb, line 51 def cache @cache ||= Cache.new end
children(parent_pid)
click to toggle source
# File lib/eye/system_resources.rb, line 18 def children(parent_pid) cache.children(parent_pid) end
cpu(pid)
click to toggle source
# File lib/eye/system_resources.rb, line 12 def cpu(pid) if cpu = cache.proc_cpu(pid) cpu.percent * 100 end end
cputime(pid)
click to toggle source
total cpu usage in seconds
# File lib/eye/system_resources.rb, line 29 def cputime(pid) if cpu = cache.proc_cpu(pid) cpu.total.to_f / 1000 end end
leaf_child(pid)
click to toggle source
last child in a children tree
# File lib/eye/system_resources.rb, line 36 def leaf_child(pid) c = children(pid) return if c.empty? c += children(c.shift) while c.size > 1 c[0] end
memory(pid)
click to toggle source
# File lib/eye/system_resources.rb, line 8 def memory(pid) cache.proc_mem(pid).try(:resident) end
resources(pid)
click to toggle source
# File lib/eye/system_resources.rb, line 43 def resources(pid) { :memory => memory(pid), :cpu => cpu(pid), :start_time => start_time(pid), :pid => pid } end
start_time(pid)
click to toggle source
# File lib/eye/system_resources.rb, line 22 def start_time(pid) # unixtime if cpu = cache.proc_cpu(pid) cpu.start_time.to_i / 1000 end end