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authorLennart Poettering <lennart@poettering.net>2011-03-31 01:19:12 +0200
committerLennart Poettering <lennart@poettering.net>2011-03-31 01:19:12 +0200
commit8e028bb1edf33da3ced2d353fbfafac7ad75e6be (patch)
tree3a3908d3ab092ba33e2264cb4cb78edea82aca70 /src
parent3b2775c5cea96060b2c4c44fee18b87b5d51cb02 (diff)
analyze: add plotter
Diffstat (limited to 'src')
-rwxr-xr-xsrc/systemd-analyze136
1 files changed, 130 insertions, 6 deletions
diff --git a/src/systemd-analyze b/src/systemd-analyze
index 1a367e7e27..4ffa3bb95e 100755
--- a/src/systemd-analyze
+++ b/src/systemd-analyze
@@ -3,10 +3,8 @@
import dbus, sys
def acquire_time_data():
- bus = dbus.SystemBus()
manager = dbus.Interface(bus.get_object('org.freedesktop.systemd1', '/org/freedesktop/systemd1'), 'org.freedesktop.systemd1.Manager')
-
units = manager.ListUnits()
l = []
@@ -23,19 +21,145 @@ def acquire_time_data():
return l
+def acquire_start_time():
+ properties = dbus.Interface(bus.get_object('org.freedesktop.systemd1', '/org/freedesktop/systemd1'), 'org.freedesktop.DBus.Properties')
+
+ startup_time = int(properties.Get('org.freedesktop.systemd1.Manager', 'StartupTimestamp'))
+ finish_time = int(properties.Get('org.freedesktop.systemd1.Manager', 'FinishTimestamp'))
+
+ assert startup_time <= finish_time
+
+ return 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, center = True):
+ 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 center:
+ x_bearing, y_bearing, width, height = context.text_extents(text)[:4]
+# context.move_to(x - width / 2 - x_bearing, y - height / 2 - y_bearing)
+ context.move_to(x, y - height / 2 - y_bearing)
+ else:
+ context.move_to(x, y)
+ context.show_text(text)
+
+ context.restore()
+
+bus = dbus.SystemBus()
+
if len(sys.argv) <= 1 or sys.argv[1] == 'blame':
data = acquire_time_data()
s = sorted(data, key = lambda i: i[2] - i[1], reverse = True)
- for i in s:
+ for name, ixt, aet, axt, iet in s:
- if i[1] <= 0 or i[2] <= 0:
+ if ixt <= 0 or aet <= 0:
continue
- if i[2] <= i[1]:
+ if aet <= ixt:
continue
- sys.stdout.write("%6lums %s\n" % ((i[2] - i[1]) / 1000, i[0]))
+ sys.stdout.write("%6lums %s\n" % ((aet - ixt) / 1000, name))
+
+elif sys.argv[1] == 'plot':
+ import cairo
+
+ start_time, finish_time = acquire_start_time()
+ data = acquire_time_data()
+ s = sorted(data, key = lambda i: i[1])
+
+ # 1000px = 10s, 1px = 10ms
+ border = 100
+ width = (finish_time - start_time)/10000 + border*2
+ height = 3000
+
+ bar_height = 20
+ bar_space = bar_height * 0.1
+
+ 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), center = False)
+
+ y = 0
+
+ for name, ixt, aet, axt, iet in s:
+
+ drawn = False
+ left = -1
+
+ if ixt >= start_time and aet > ixt:
+
+ # Activating
+ a = ixt - start_time
+ b = aet - 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 axt > aet:
+
+ # Active
+ a = aet - start_time
+ b = axt - aet
+ draw_box(context, a/10000, y, b/10000, bar_height, .7, .5, .5)
+ drawn = True
+
+ if left < 0:
+ left = a
+
+ if axt >= start_time and iet > axt:
+
+ # Deactivating
+ a = axt - start_time
+ b = iet - axt
+ draw_box(context, a/10000, y, b/10000, bar_height, .6, .4, .4)
+ drawn = True
+
+ if left < 0:
+ left = a
+
+ if drawn:
+ draw_text(context, left/10000 + 10, y + bar_height/2, name)
+
+ y += bar_height + bar_space
+
+ surface.finish()
+
else:
sys.stderr.write("Unknown verb '%s'.\n" % sys.argv[1])