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#!/usr/bin/python
import dbus, sys
def acquire_time_data():
manager = dbus.Interface(bus.get_object('org.freedesktop.systemd1', '/org/freedesktop/systemd1'), 'org.freedesktop.systemd1.Manager')
units = manager.ListUnits()
l = []
for i in units:
if i[5] != "":
continue
properties = dbus.Interface(bus.get_object('org.freedesktop.systemd1', i[6]), 'org.freedesktop.DBus.Properties')
ixt = int(properties.Get('org.freedesktop.systemd1.Unit', 'InactiveExitTimestampMonotonic'))
aet = int(properties.Get('org.freedesktop.systemd1.Unit', 'ActiveEnterTimestampMonotonic'))
axt = int(properties.Get('org.freedesktop.systemd1.Unit', 'ActiveExitTimestampMonotonic'))
iet = int(properties.Get('org.freedesktop.systemd1.Unit', 'InactiveEnterTimestampMonotonic'))
l.append((str(i[0]), ixt, aet, axt, iet))
return l
def acquire_start_time():
properties = dbus.Interface(bus.get_object('org.freedesktop.systemd1', '/org/freedesktop/systemd1'), 'org.freedesktop.DBus.Properties')
initrd_time = int(properties.Get('org.freedesktop.systemd1.Manager', 'InitRDTimestampMonotonic'))
startup_time = int(properties.Get('org.freedesktop.systemd1.Manager', 'StartupTimestampMonotonic'))
finish_time = int(properties.Get('org.freedesktop.systemd1.Manager', 'FinishTimestampMonotonic'))
assert initrd_time <= startup_time
assert startup_time <= finish_time
return initrd_time, startup_time, finish_time
def draw_box(context, j, k, l, m, r = 0, g = 0, b = 0):
context.save()
context.set_source_rgb(r, g, b)
context.rectangle(j, k, l, m)
context.fill()
context.restore()
def draw_text(context, x, y, text, size = 12, r = 0, g = 0, b = 0, vcenter = 0.5, hcenter = 0.5):
context.save()
context.set_source_rgb(r, g, b)
context.select_font_face("Sans", cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_NORMAL)
context.set_font_size(size)
if vcenter or hcenter:
x_bearing, y_bearing, width, height = context.text_extents(text)[:4]
if hcenter:
x = x - width*hcenter - x_bearing
if vcenter:
y = y - height*vcenter - y_bearing
context.move_to(x, y)
context.show_text(text)
context.restore()
def help():
sys.stdout.write("""systemd-analyze time
systemd-analyze blame
systemd-analyze plot
Process systemd profiling information
-h --help Show this help
""")
bus = dbus.SystemBus()
if len(sys.argv) <= 1 or sys.argv[1] == 'time':
initrd_time, start_time, finish_time = acquire_start_time()
if initrd_time > 0:
print "Startup finished in %lums (kernel) + %lums (initrd) + %lums (userspace) = %lums" % ( \
initrd_time/1000, \
(start_time - initrd_time)/1000, \
(finish_time - start_time)/1000, \
finish_time/1000)
else:
print "Startup finished in %lums (kernel) + %lums (userspace) = %lums" % ( \
startup_time/1000, \
(finish_time - start_time)/1000, \
finish_time/1000)
elif sys.argv[1] == 'blame':
data = acquire_time_data()
s = sorted(data, key = lambda i: i[2] - i[1], reverse = True)
for name, ixt, aet, axt, iet in s:
if ixt <= 0 or aet <= 0:
continue
if aet <= ixt:
continue
sys.stdout.write("%6lums %s\n" % ((aet - ixt) / 1000, name))
elif sys.argv[1] == 'plot':
import cairo
initrd_time, start_time, finish_time = acquire_start_time()
data = acquire_time_data()
s = sorted(data, key = lambda i: i[1])
count = 0
for name, ixt, aet, axt, iet in s:
if (ixt >= start_time and ixt <= finish_time) or \
(aet >= start_time and aet <= finish_time) or \
(axt >= start_time and axt <= finish_time):
count += 1
border = 100
bar_height = 20
bar_space = bar_height * 0.1
# 1000px = 10s, 1px = 10ms
width = (finish_time - start_time)/10000 + border*2
height = count * (bar_height + bar_space) + border * 2
if width < 1000:
width = 1000
surface = cairo.SVGSurface(sys.stdout, width, height)
context = cairo.Context(surface)
draw_box(context, 0, 0, width, height, 1, 1, 1)
context.translate(border + 0.5, border + 0.5)
context.save()
context.set_line_width(1)
context.set_source_rgb(0.7, 0.7, 0.7)
for x in range(0, (finish_time - start_time)/10000, 100):
context.move_to(x, 0)
context.line_to(x, height-border*2)
context.move_to(0, 0)
context.line_to(width-border*2, 0)
context.move_to(0, height-border*2)
context.line_to(width-border*2, height-border*2)
context.stroke()
context.restore()
for x in range(0, (finish_time - start_time)/10000, 100):
draw_text(context, x, -5, "%lus" % (x/100), vcenter = 0, hcenter = 0)
y = 0
for name, ixt, aet, axt, iet in s:
drawn = False
left = -1
if ixt >= start_time and ixt <= finish_time:
# Activating
a = ixt - start_time
b = min(filter(lambda x: x >= ixt, (aet, axt, iet, finish_time))) - ixt
draw_box(context, a/10000, y, b/10000, bar_height, 1, 0, 0)
drawn = True
if left < 0:
left = a
if aet >= start_time and aet <= finish_time:
# Active
a = aet - start_time
b = min(filter(lambda x: x >= aet, (axt, iet, finish_time))) - aet
draw_box(context, a/10000, y, b/10000, bar_height, .8, .6, .6)
drawn = True
if left < 0:
left = a
if axt >= start_time and axt <= finish_time:
# Deactivating
a = axt - start_time
b = min(filter(lambda x: x >= axt, (iet, finish_time))) - axt
draw_box(context, a/10000, y, b/10000, bar_height, .6, .4, .4)
drawn = True
if left < 0:
left = a
if drawn:
x = left/10000
if x < width/2-border:
draw_text(context, x + 10, y + bar_height/2, name, hcenter = 0)
else:
draw_text(context, x - 10, y + bar_height/2, name, hcenter = 1)
y += bar_height + bar_space
draw_text(context, 0, height-border*2, "Legend: Red = Activating; Pink = Active; Dark Pink = Deactivating", hcenter = 0, vcenter = -1)
surface.finish()
elif sys.argv[1] in ("help", "--help", "-h"):
help()
else:
sys.stderr.write("Unknown verb '%s'.\n" % sys.argv[1])
sys.exit(1)
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