summaryrefslogtreecommitdiff
path: root/src/analyze/systemd-analyze
blob: a49fbb7eb057cac4685294767a9e51e2434b9e56 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
#!/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'))

        if finish_time == 0:
                sys.stderr.write("Bootup is not yet finished. Please try again later.\n")
                sys.exit(1)

        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 (initramfs) + %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" % ( \
                        start_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, os

        initrd_time, start_time, finish_time = acquire_start_time()
        data = acquire_time_data()
        s = sorted(data, key = lambda i: i[1])

        # Account for kernel and initramfs bars if they exist
        if initrd_time > 0:
                count = 3
        else:
                count = 2

        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/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/10000 + 100, 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()

        osrel = "Linux"
        if os.path.exists("/etc/os-release"):
                for line in open("/etc/os-release"):
                        if line.startswith('PRETTY_NAME='):
                                osrel = line[12:]
                                osrel = osrel.strip('\"\n')
                                break

        banner = "{} {} ({} {}) {}".format(osrel, *(os.uname()[1:5]))
        draw_text(context, 0, -15, banner, hcenter = 0, vcenter = 1)

        for x in range(0, finish_time/10000 + 100, 100):
                draw_text(context, x, -5, "%lus" % (x/100), vcenter = 0, hcenter = 0)

        y = 0

        # draw boxes for kernel and initramfs boot time
        if initrd_time > 0:
                draw_box(context, 0, y, initrd_time/10000, bar_height, 0.7, 0.7, 0.7)
                draw_text(context, 10, y + bar_height/2, "kernel", hcenter = 0)
                y += bar_height + bar_space

                draw_box(context, initrd_time/10000, y, start_time/10000-initrd_time/10000, bar_height, 0.7, 0.7, 0.7)
                draw_text(context, initrd_time/10000 + 10, y + bar_height/2, "initramfs", hcenter = 0)
                y += bar_height + bar_space

        else:
                draw_box(context, 0, y, start_time/10000, bar_height, 0.6, 0.6, 0.6)
                draw_text(context, 10, y + bar_height/2, "kernel", hcenter = 0)
                y += bar_height + bar_space

        draw_box(context, start_time/10000, y, finish_time/10000-start_time/10000, bar_height, 0.7, 0.7, 0.7)
        draw_text(context, start_time/10000 + 10, y + bar_height/2, "userspace", hcenter = 0)
        y += bar_height + bar_space

        for name, ixt, aet, axt, iet in s:

                drawn = False
                left = -1

                if ixt >= start_time and ixt <= finish_time:

                        # Activating
                        a = ixt
                        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
                        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
                        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)

        if initrd_time > 0:
                draw_text(context, 0, height-border*2 + bar_height, "Startup finished in %lums (kernel) + %lums (initramfs) + %lums (userspace) = %lums" % ( \
                        initrd_time/1000, \
                        (start_time - initrd_time)/1000, \
                        (finish_time - start_time)/1000, \
                        finish_time/1000), hcenter = 0, vcenter = -1)
        else:
                draw_text(context, 0, height-border*2 + bar_height, "Startup finished in %lums (kernel) + %lums (userspace) = %lums" % ( \
                        start_time/1000, \
                        (finish_time - start_time)/1000, \
                        finish_time/1000), 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)