1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2010-2013 Lennart Poettering
7 Copyright 2013 Simon Peeters
9 systemd is free software; you can redistribute it and/or modify it
10 under the terms of the GNU Lesser General Public License as published by
11 the Free Software Foundation; either version 2.1 of the License, or
12 (at your option) any later version.
14 systemd is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Lesser General Public License for more details.
19 You should have received a copy of the GNU Lesser General Public License
20 along with systemd; If not, see <http://www.gnu.org/licenses/>.
27 #include <sys/utsname.h>
32 #include "bus-error.h"
40 #include "unit-name.h"
45 #define SCALE_X (0.1 / 1000.0) /* pixels per us */
48 #define compare(a, b) (((a) > (b))? 1 : (((b) > (a))? -1 : 0))
50 #define svg(...) printf(__VA_ARGS__)
52 #define svg_bar(class, x1, x2, y) \
53 svg(" <rect class=\"%s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", \
55 SCALE_X * (x1), SCALE_Y * (y), \
56 SCALE_X * ((x2) - (x1)), SCALE_Y - 1.0)
58 #define svg_text(b, x, y, format, ...) \
60 svg(" <text class=\"%s\" x=\"%.03f\" y=\"%.03f\">", (b) ? "left" : "right", SCALE_X * (x) + (b ? 5.0 : -5.0), SCALE_Y * (y) + 14.0); \
61 svg(format, ## __VA_ARGS__); \
70 static char** arg_dot_from_patterns = NULL;
71 static char** arg_dot_to_patterns = NULL;
72 static usec_t arg_fuzz = 0;
73 static bool arg_no_pager = false;
74 static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
75 static char *arg_host = NULL;
76 static bool arg_user = false;
82 usec_t kernel_done_time;
84 usec_t userspace_time;
86 usec_t security_start_time;
87 usec_t security_finish_time;
88 usec_t generators_start_time;
89 usec_t generators_finish_time;
90 usec_t unitsload_start_time;
91 usec_t unitsload_finish_time;
103 static void pager_open_if_enabled(void) {
111 static int bus_get_uint64_property(sd_bus *bus, const char *path, const char *interface, const char *property, uint64_t *val) {
112 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
121 r = sd_bus_get_property_trivial(
123 "org.freedesktop.systemd1",
131 log_error("Failed to parse reply: %s", bus_error_message(&error, -r));
138 static int bus_get_unit_property_strv(sd_bus *bus, const char *path, const char *property, char ***strv) {
139 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
147 r = sd_bus_get_property_strv(
149 "org.freedesktop.systemd1",
151 "org.freedesktop.systemd1.Unit",
156 log_error("Failed to get unit property %s: %s", property, bus_error_message(&error, -r));
163 static int compare_unit_time(const void *a, const void *b) {
164 return compare(((struct unit_times *)b)->time,
165 ((struct unit_times *)a)->time);
168 static int compare_unit_start(const void *a, const void *b) {
169 return compare(((struct unit_times *)a)->activating,
170 ((struct unit_times *)b)->activating);
173 static int get_os_name(char **_n) {
177 r = parse_env_file("/etc/os-release", NEWLINE, "PRETTY_NAME", &n, NULL);
188 static void free_unit_times(struct unit_times *t, unsigned n) {
189 struct unit_times *p;
191 for (p = t; p < t + n; p++)
197 static int acquire_time_data(sd_bus *bus, struct unit_times **out) {
198 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
199 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
201 struct unit_times *unit_times = NULL;
205 r = sd_bus_call_method(
207 "org.freedesktop.systemd1",
208 "/org/freedesktop/systemd1",
209 "org.freedesktop.systemd1.Manager",
214 log_error("Failed to list units: %s", bus_error_message(&error, -r));
218 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
220 bus_log_parse_error(r);
224 while ((r = bus_parse_unit_info(reply, &u)) > 0) {
225 struct unit_times *t;
227 if (!GREEDY_REALLOC(unit_times, size, c+1)) {
235 assert_cc(sizeof(usec_t) == sizeof(uint64_t));
237 if (bus_get_uint64_property(bus, u.unit_path,
238 "org.freedesktop.systemd1.Unit",
239 "InactiveExitTimestampMonotonic",
240 &t->activating) < 0 ||
241 bus_get_uint64_property(bus, u.unit_path,
242 "org.freedesktop.systemd1.Unit",
243 "ActiveEnterTimestampMonotonic",
244 &t->activated) < 0 ||
245 bus_get_uint64_property(bus, u.unit_path,
246 "org.freedesktop.systemd1.Unit",
247 "ActiveExitTimestampMonotonic",
248 &t->deactivating) < 0 ||
249 bus_get_uint64_property(bus, u.unit_path,
250 "org.freedesktop.systemd1.Unit",
251 "InactiveEnterTimestampMonotonic",
252 &t->deactivated) < 0) {
257 if (t->activated >= t->activating)
258 t->time = t->activated - t->activating;
259 else if (t->deactivated >= t->activating)
260 t->time = t->deactivated - t->activating;
264 if (t->activating == 0)
267 t->name = strdup(u.id);
268 if (t->name == NULL) {
275 bus_log_parse_error(r);
283 free_unit_times(unit_times, (unsigned) c);
287 static int acquire_boot_times(sd_bus *bus, struct boot_times **bt) {
288 static struct boot_times times;
289 static bool cached = false;
294 assert_cc(sizeof(usec_t) == sizeof(uint64_t));
296 if (bus_get_uint64_property(bus,
297 "/org/freedesktop/systemd1",
298 "org.freedesktop.systemd1.Manager",
299 "FirmwareTimestampMonotonic",
300 ×.firmware_time) < 0 ||
301 bus_get_uint64_property(bus,
302 "/org/freedesktop/systemd1",
303 "org.freedesktop.systemd1.Manager",
304 "LoaderTimestampMonotonic",
305 ×.loader_time) < 0 ||
306 bus_get_uint64_property(bus,
307 "/org/freedesktop/systemd1",
308 "org.freedesktop.systemd1.Manager",
310 ×.kernel_time) < 0 ||
311 bus_get_uint64_property(bus,
312 "/org/freedesktop/systemd1",
313 "org.freedesktop.systemd1.Manager",
314 "InitRDTimestampMonotonic",
315 ×.initrd_time) < 0 ||
316 bus_get_uint64_property(bus,
317 "/org/freedesktop/systemd1",
318 "org.freedesktop.systemd1.Manager",
319 "UserspaceTimestampMonotonic",
320 ×.userspace_time) < 0 ||
321 bus_get_uint64_property(bus,
322 "/org/freedesktop/systemd1",
323 "org.freedesktop.systemd1.Manager",
324 "FinishTimestampMonotonic",
325 ×.finish_time) < 0 ||
326 bus_get_uint64_property(bus,
327 "/org/freedesktop/systemd1",
328 "org.freedesktop.systemd1.Manager",
329 "SecurityStartTimestampMonotonic",
330 ×.security_start_time) < 0 ||
331 bus_get_uint64_property(bus,
332 "/org/freedesktop/systemd1",
333 "org.freedesktop.systemd1.Manager",
334 "SecurityFinishTimestampMonotonic",
335 ×.security_finish_time) < 0 ||
336 bus_get_uint64_property(bus,
337 "/org/freedesktop/systemd1",
338 "org.freedesktop.systemd1.Manager",
339 "GeneratorsStartTimestampMonotonic",
340 ×.generators_start_time) < 0 ||
341 bus_get_uint64_property(bus,
342 "/org/freedesktop/systemd1",
343 "org.freedesktop.systemd1.Manager",
344 "GeneratorsFinishTimestampMonotonic",
345 ×.generators_finish_time) < 0 ||
346 bus_get_uint64_property(bus,
347 "/org/freedesktop/systemd1",
348 "org.freedesktop.systemd1.Manager",
349 "UnitsLoadStartTimestampMonotonic",
350 ×.unitsload_start_time) < 0 ||
351 bus_get_uint64_property(bus,
352 "/org/freedesktop/systemd1",
353 "org.freedesktop.systemd1.Manager",
354 "UnitsLoadFinishTimestampMonotonic",
355 ×.unitsload_finish_time) < 0)
358 if (times.finish_time <= 0) {
359 log_error("Bootup is not yet finished. Please try again later.");
363 if (times.initrd_time)
364 times.kernel_done_time = times.initrd_time;
366 times.kernel_done_time = times.userspace_time;
375 static int pretty_boot_time(sd_bus *bus, char **_buf) {
376 char ts[FORMAT_TIMESPAN_MAX];
377 struct boot_times *t;
378 static char buf[4096];
383 r = acquire_boot_times(bus, &t);
390 size = strpcpyf(&ptr, size, "Startup finished in ");
391 if (t->firmware_time)
392 size = strpcpyf(&ptr, size, "%s (firmware) + ", format_timespan(ts, sizeof(ts), t->firmware_time - t->loader_time, USEC_PER_MSEC));
394 size = strpcpyf(&ptr, size, "%s (loader) + ", format_timespan(ts, sizeof(ts), t->loader_time, USEC_PER_MSEC));
396 size = strpcpyf(&ptr, size, "%s (kernel) + ", format_timespan(ts, sizeof(ts), t->kernel_done_time, USEC_PER_MSEC));
397 if (t->initrd_time > 0)
398 size = strpcpyf(&ptr, size, "%s (initrd) + ", format_timespan(ts, sizeof(ts), t->userspace_time - t->initrd_time, USEC_PER_MSEC));
400 size = strpcpyf(&ptr, size, "%s (userspace) ", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC));
401 if (t->kernel_time > 0)
402 strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->firmware_time + t->finish_time, USEC_PER_MSEC));
404 strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC));
414 static void svg_graph_box(double height, double begin, double end) {
417 /* outside box, fill */
418 svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n",
419 SCALE_X * (end - begin), SCALE_Y * height);
421 for (i = ((long long) (begin / 100000)) * 100000; i <= end; i+=100000) {
422 /* lines for each second */
423 if (i % 5000000 == 0)
424 svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
425 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
426 SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
427 else if (i % 1000000 == 0)
428 svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
429 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
430 SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
432 svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
433 SCALE_X * i, SCALE_X * i, SCALE_Y * height);
437 static int analyze_plot(sd_bus *bus) {
438 struct unit_times *times;
439 struct boot_times *boot;
443 _cleanup_free_ char *pretty_times = NULL, *osname = NULL;
444 struct unit_times *u;
446 n = acquire_boot_times(bus, &boot);
450 n = pretty_boot_time(bus, &pretty_times);
454 get_os_name(&osname);
455 assert_se(uname(&name) >= 0);
457 n = acquire_time_data(bus, ×);
461 qsort(times, n, sizeof(struct unit_times), compare_unit_start);
463 width = SCALE_X * (boot->firmware_time + boot->finish_time);
467 if (boot->firmware_time > boot->loader_time)
469 if (boot->loader_time) {
474 if (boot->initrd_time)
476 if (boot->kernel_time)
479 for (u = times; u < times + n; u++) {
480 double text_start, text_width;
482 if (u->activating < boot->userspace_time ||
483 u->activating > boot->finish_time) {
489 /* If the text cannot fit on the left side then
490 * increase the svg width so it fits on the right.
491 * TODO: calculate the text width more accurately */
492 text_width = 8.0 * strlen(u->name);
493 text_start = (boot->firmware_time + u->activating) * SCALE_X;
494 if (text_width > text_start && text_width + text_start > width)
495 width = text_width + text_start;
497 if (u->deactivated > u->activating && u->deactivated <= boot->finish_time
498 && u->activated == 0 && u->deactivating == 0)
499 u->activated = u->deactivating = u->deactivated;
500 if (u->activated < u->activating || u->activated > boot->finish_time)
501 u->activated = boot->finish_time;
502 if (u->deactivating < u->activated || u->activated > boot->finish_time)
503 u->deactivating = boot->finish_time;
504 if (u->deactivated < u->deactivating || u->deactivated > boot->finish_time)
505 u->deactivated = boot->finish_time;
509 svg("<?xml version=\"1.0\" standalone=\"no\"?>\n"
510 "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" "
511 "\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
513 svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" "
514 "xmlns=\"http://www.w3.org/2000/svg\">\n\n",
515 80.0 + width, 150.0 + (m * SCALE_Y) +
516 5 * SCALE_Y /* legend */);
518 /* write some basic info as a comment, including some help */
519 svg("<!-- This file is a systemd-analyze SVG file. It is best rendered in a -->\n"
520 "<!-- browser such as Chrome, Chromium or Firefox. Other applications -->\n"
521 "<!-- that render these files properly but much slower are ImageMagick, -->\n"
522 "<!-- gimp, inkscape, etc. To display the files on your system, just -->\n"
523 "<!-- point your browser to this file. -->\n\n"
524 "<!-- This plot was generated by systemd-analyze version %-16.16s -->\n\n", VERSION);
527 svg("<defs>\n <style type=\"text/css\">\n <![CDATA[\n"
528 " rect { stroke-width: 1; stroke-opacity: 0; }\n"
529 " rect.background { fill: rgb(255,255,255); }\n"
530 " rect.activating { fill: rgb(255,0,0); fill-opacity: 0.7; }\n"
531 " rect.active { fill: rgb(200,150,150); fill-opacity: 0.7; }\n"
532 " rect.deactivating { fill: rgb(150,100,100); fill-opacity: 0.7; }\n"
533 " rect.kernel { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
534 " rect.initrd { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
535 " rect.firmware { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
536 " rect.loader { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
537 " rect.userspace { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
538 " rect.security { fill: rgb(144,238,144); fill-opacity: 0.7; }\n"
539 " rect.generators { fill: rgb(102,204,255); fill-opacity: 0.7; }\n"
540 " rect.unitsload { fill: rgb( 82,184,255); fill-opacity: 0.7; }\n"
541 " rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n"
542 " line { stroke: rgb(64,64,64); stroke-width: 1; }\n"
544 " line.sec5 { stroke-width: 2; }\n"
545 " line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n"
546 " text { font-family: Verdana, Helvetica; font-size: 14px; }\n"
547 " text.left { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: start; }\n"
548 " text.right { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: end; }\n"
549 " text.sec { font-size: 10px; }\n"
550 " ]]>\n </style>\n</defs>\n\n");
552 svg("<rect class=\"background\" width=\"100%%\" height=\"100%%\" />\n");
553 svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times);
554 svg("<text x=\"20\" y=\"30\">%s %s (%s %s) %s</text>",
555 isempty(osname) ? "Linux" : osname,
556 name.nodename, name.release, name.version, name.machine);
558 svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (SCALE_X * boot->firmware_time));
559 svg_graph_box(m, -boot->firmware_time, boot->finish_time);
561 if (boot->firmware_time) {
562 svg_bar("firmware", -(double) boot->firmware_time, -(double) boot->loader_time, y);
563 svg_text(true, -(double) boot->firmware_time, y, "firmware");
566 if (boot->loader_time) {
567 svg_bar("loader", -(double) boot->loader_time, 0, y);
568 svg_text(true, -(double) boot->loader_time, y, "loader");
571 if (boot->kernel_time) {
572 svg_bar("kernel", 0, boot->kernel_done_time, y);
573 svg_text(true, 0, y, "kernel");
576 if (boot->initrd_time) {
577 svg_bar("initrd", boot->initrd_time, boot->userspace_time, y);
578 svg_text(true, boot->initrd_time, y, "initrd");
581 svg_bar("active", boot->userspace_time, boot->finish_time, y);
582 svg_bar("security", boot->security_start_time, boot->security_finish_time, y);
583 svg_bar("generators", boot->generators_start_time, boot->generators_finish_time, y);
584 svg_bar("unitsload", boot->unitsload_start_time, boot->unitsload_finish_time, y);
585 svg_text(true, boot->userspace_time, y, "systemd");
588 for (u = times; u < times + n; u++) {
589 char ts[FORMAT_TIMESPAN_MAX];
595 svg_bar("activating", u->activating, u->activated, y);
596 svg_bar("active", u->activated, u->deactivating, y);
597 svg_bar("deactivating", u->deactivating, u->deactivated, y);
599 /* place the text on the left if we have passed the half of the svg width */
600 b = u->activating * SCALE_X < width / 2;
602 svg_text(b, u->activating, y, "%s (%s)",
603 u->name, format_timespan(ts, sizeof(ts), u->time, USEC_PER_MSEC));
605 svg_text(b, u->activating, y, "%s", u->name);
611 svg_bar("activating", 0, 300000, y);
612 svg_text(true, 400000, y, "Activating");
614 svg_bar("active", 0, 300000, y);
615 svg_text(true, 400000, y, "Active");
617 svg_bar("deactivating", 0, 300000, y);
618 svg_text(true, 400000, y, "Deactivating");
620 svg_bar("security", 0, 300000, y);
621 svg_text(true, 400000, y, "Setting up security module");
623 svg_bar("generators", 0, 300000, y);
624 svg_text(true, 400000, y, "Generators");
626 svg_bar("unitsload", 0, 300000, y);
627 svg_text(true, 400000, y, "Loading unit files");
634 free_unit_times(times, (unsigned) n);
639 static int list_dependencies_print(const char *name, unsigned int level, unsigned int branches,
640 bool last, struct unit_times *times, struct boot_times *boot) {
642 char ts[FORMAT_TIMESPAN_MAX], ts2[FORMAT_TIMESPAN_MAX];
644 for (i = level; i != 0; i--)
645 printf("%s", draw_special_char(branches & (1 << (i-1)) ? DRAW_TREE_VERT : DRAW_TREE_SPACE));
647 printf("%s", draw_special_char(last ? DRAW_TREE_RIGHT : DRAW_TREE_BRANCH));
651 printf("%s%s @%s +%s%s", ANSI_HIGHLIGHT_RED_ON, name,
652 format_timespan(ts, sizeof(ts), times->activating - boot->userspace_time, USEC_PER_MSEC),
653 format_timespan(ts2, sizeof(ts2), times->time, USEC_PER_MSEC), ANSI_HIGHLIGHT_OFF);
654 else if (times->activated > boot->userspace_time)
655 printf("%s @%s", name, format_timespan(ts, sizeof(ts), times->activated - boot->userspace_time, USEC_PER_MSEC));
665 static int list_dependencies_get_dependencies(sd_bus *bus, const char *name, char ***deps) {
666 _cleanup_free_ char *path = NULL;
672 path = unit_dbus_path_from_name(name);
676 return bus_get_unit_property_strv(bus, path, "After", deps);
679 static Hashmap *unit_times_hashmap;
681 static int list_dependencies_compare(const void *_a, const void *_b) {
682 const char **a = (const char**) _a, **b = (const char**) _b;
683 usec_t usa = 0, usb = 0;
684 struct unit_times *times;
686 times = hashmap_get(unit_times_hashmap, *a);
688 usa = times->activated;
689 times = hashmap_get(unit_times_hashmap, *b);
691 usb = times->activated;
696 static int list_dependencies_one(sd_bus *bus, const char *name, unsigned int level, char ***units,
697 unsigned int branches) {
698 _cleanup_strv_free_ char **deps = NULL;
701 usec_t service_longest = 0;
703 struct unit_times *times;
704 struct boot_times *boot;
706 if (strv_extend(units, name))
709 r = list_dependencies_get_dependencies(bus, name, &deps);
713 qsort_safe(deps, strv_length(deps), sizeof (char*), list_dependencies_compare);
715 r = acquire_boot_times(bus, &boot);
719 STRV_FOREACH(c, deps) {
720 times = hashmap_get(unit_times_hashmap, *c);
723 && times->activated <= boot->finish_time
724 && (times->activated >= service_longest
725 || service_longest == 0)) {
726 service_longest = times->activated;
731 if (service_longest == 0 )
734 STRV_FOREACH(c, deps) {
735 times = hashmap_get(unit_times_hashmap, *c);
736 if (times && times->activated
737 && times->activated <= boot->finish_time
738 && (service_longest - times->activated) <= arg_fuzz) {
746 STRV_FOREACH(c, deps) {
747 times = hashmap_get(unit_times_hashmap, *c);
750 || times->activated > boot->finish_time
751 || service_longest - times->activated > arg_fuzz)
756 r = list_dependencies_print(*c, level, branches, to_print == 0, times, boot);
760 if (strv_contains(*units, *c)) {
761 r = list_dependencies_print("...", level + 1, (branches << 1) | (to_print ? 1 : 0),
768 r = list_dependencies_one(bus, *c, level + 1, units,
769 (branches << 1) | (to_print ? 1 : 0));
779 static int list_dependencies(sd_bus *bus, const char *name) {
780 _cleanup_strv_free_ char **units = NULL;
781 char ts[FORMAT_TIMESPAN_MAX];
782 struct unit_times *times;
784 const char *path, *id;
785 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
786 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
787 struct boot_times *boot;
791 path = unit_dbus_path_from_name(name);
795 r = sd_bus_get_property(
797 "org.freedesktop.systemd1",
799 "org.freedesktop.systemd1.Unit",
805 log_error("Failed to get ID: %s", bus_error_message(&error, -r));
809 r = sd_bus_message_read(reply, "s", &id);
811 return bus_log_parse_error(r);
813 times = hashmap_get(unit_times_hashmap, id);
815 r = acquire_boot_times(bus, &boot);
821 printf("%s%s +%s%s\n", ANSI_HIGHLIGHT_RED_ON, id,
822 format_timespan(ts, sizeof(ts), times->time, USEC_PER_MSEC), ANSI_HIGHLIGHT_OFF);
823 else if (times->activated > boot->userspace_time)
824 printf("%s @%s\n", id, format_timespan(ts, sizeof(ts), times->activated - boot->userspace_time, USEC_PER_MSEC));
829 return list_dependencies_one(bus, name, 0, &units, 0);
832 static int analyze_critical_chain(sd_bus *bus, char *names[]) {
833 struct unit_times *times;
838 n = acquire_time_data(bus, ×);
842 h = hashmap_new(string_hash_func, string_compare_func);
846 for (i = 0; i < (unsigned)n; i++) {
847 r = hashmap_put(h, times[i].name, ×[i]);
851 unit_times_hashmap = h;
853 pager_open_if_enabled();
855 puts("The time after the unit is active or started is printed after the \"@\" character.\n"
856 "The time the unit takes to start is printed after the \"+\" character.\n");
858 if (!strv_isempty(names)) {
860 STRV_FOREACH(name, names)
861 list_dependencies(bus, *name);
863 list_dependencies(bus, SPECIAL_DEFAULT_TARGET);
866 free_unit_times(times, (unsigned) n);
870 static int analyze_blame(sd_bus *bus) {
871 struct unit_times *times;
875 n = acquire_time_data(bus, ×);
879 qsort(times, n, sizeof(struct unit_times), compare_unit_time);
881 pager_open_if_enabled();
883 for (i = 0; i < (unsigned) n; i++) {
884 char ts[FORMAT_TIMESPAN_MAX];
886 if (times[i].time > 0)
887 printf("%16s %s\n", format_timespan(ts, sizeof(ts), times[i].time, USEC_PER_MSEC), times[i].name);
890 free_unit_times(times, (unsigned) n);
894 static int analyze_time(sd_bus *bus) {
895 _cleanup_free_ char *buf = NULL;
898 r = pretty_boot_time(bus, &buf);
906 static int graph_one_property(sd_bus *bus, const UnitInfo *u, const char* prop, const char *color, char* patterns[]) {
907 _cleanup_strv_free_ char **units = NULL;
915 r = bus_get_unit_property_strv(bus, u->unit_path, prop, &units);
919 STRV_FOREACH(unit, units) {
923 if (!strv_isempty(arg_dot_from_patterns)) {
926 STRV_FOREACH(p, arg_dot_from_patterns)
927 if (fnmatch(*p, u->id, 0) == 0) {
936 if (!strv_isempty(arg_dot_to_patterns)) {
939 STRV_FOREACH(p, arg_dot_to_patterns)
940 if (fnmatch(*p, *unit, 0) == 0) {
949 if (!strv_isempty(patterns)) {
952 STRV_FOREACH(p, patterns)
953 if (fnmatch(*p, u->id, 0) == 0 || fnmatch(*p, *unit, 0) == 0) {
961 printf("\t\"%s\"->\"%s\" [color=\"%s\"];\n", u->id, *unit, color);
967 static int graph_one(sd_bus *bus, const UnitInfo *u, char *patterns[]) {
973 if (arg_dot == DEP_ORDER ||arg_dot == DEP_ALL) {
974 r = graph_one_property(bus, u, "After", "green", patterns);
979 if (arg_dot == DEP_REQUIRE ||arg_dot == DEP_ALL) {
980 r = graph_one_property(bus, u, "Requires", "black", patterns);
983 r = graph_one_property(bus, u, "RequiresOverridable", "black", patterns);
986 r = graph_one_property(bus, u, "RequisiteOverridable", "darkblue", patterns);
989 r = graph_one_property(bus, u, "Wants", "grey66", patterns);
992 r = graph_one_property(bus, u, "Conflicts", "red", patterns);
995 r = graph_one_property(bus, u, "ConflictedBy", "red", patterns);
1003 static int dot(sd_bus *bus, char* patterns[]) {
1004 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
1005 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1009 r = sd_bus_call_method(
1011 "org.freedesktop.systemd1",
1012 "/org/freedesktop/systemd1",
1013 "org.freedesktop.systemd1.Manager",
1019 log_error("Failed to list units: %s", bus_error_message(&error, -r));
1023 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
1025 return bus_log_parse_error(r);
1027 printf("digraph systemd {\n");
1029 while ((r = bus_parse_unit_info(reply, &u)) > 0) {
1031 r = graph_one(bus, &u, patterns);
1036 return bus_log_parse_error(r);
1040 log_info(" Color legend: black = Requires\n"
1041 " dark blue = Requisite\n"
1042 " dark grey = Wants\n"
1043 " red = Conflicts\n"
1044 " green = After\n");
1047 log_notice("-- You probably want to process this output with graphviz' dot tool.\n"
1048 "-- Try a shell pipeline like 'systemd-analyze dot | dot -Tsvg > systemd.svg'!\n");
1053 static int dump(sd_bus *bus, char **args) {
1054 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
1055 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1056 const char *text = NULL;
1059 if (!strv_isempty(args)) {
1060 log_error("Too many arguments.");
1064 pager_open_if_enabled();
1066 r = sd_bus_call_method(
1068 "org.freedesktop.systemd1",
1069 "/org/freedesktop/systemd1",
1070 "org.freedesktop.systemd1.Manager",
1076 log_error("Failed issue method call: %s", bus_error_message(&error, -r));
1080 r = sd_bus_message_read(reply, "s", &text);
1082 return bus_log_parse_error(r);
1084 fputs(text, stdout);
1088 static int set_log_level(sd_bus *bus, char **args) {
1089 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1095 if (strv_length(args) != 1) {
1096 log_error("This command expects one argument only.");
1100 r = sd_bus_set_property(
1102 "org.freedesktop.systemd1",
1103 "/org/freedesktop/systemd1",
1104 "org.freedesktop.systemd1.Manager",
1110 log_error("Failed to issue method call: %s", bus_error_message(&error, -r));
1117 static int help(void) {
1119 pager_open_if_enabled();
1121 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
1122 "Process systemd profiling information.\n\n"
1123 " -h --help Show this help\n"
1124 " --version Show package version\n"
1125 " --no-pager Do not pipe output into a pager\n"
1126 " --system Connect to system manager\n"
1127 " --user Connect to user manager\n"
1128 " -H --host=[USER@]HOST Operate on remote host\n"
1129 " -M --machine=CONTAINER Operate on local container\n"
1130 " --order When generating a dependency graph, show only order\n"
1131 " --require When generating a dependency graph, show only requirement\n"
1132 " --from-pattern=GLOB, --to-pattern=GLOB\n"
1133 " When generating a dependency graph, filter only origins\n"
1134 " or destinations, respectively\n"
1135 " --fuzz=TIMESPAN When printing the tree of the critical chain, print also\n"
1136 " services, which finished TIMESPAN earlier, than the\n"
1137 " latest in the branch. The unit of TIMESPAN is seconds\n"
1138 " unless specified with a different unit, i.e. 50ms\n\n"
1140 " time Print time spent in the kernel before reaching userspace\n"
1141 " blame Print list of running units ordered by time to init\n"
1142 " critical-chain Print a tree of the time critical chain of units\n"
1143 " plot Output SVG graphic showing service initialization\n"
1144 " dot Output dependency graph in dot(1) format\n"
1145 " set-log-level LEVEL Set logging threshold for systemd\n"
1146 " dump Output state serialization of service manager\n",
1147 program_invocation_short_name);
1149 /* When updating this list, including descriptions, apply
1150 * changes to shell-completion/bash/systemd and
1151 * shell-completion/systemd-zsh-completion.zsh too. */
1156 static int parse_argv(int argc, char *argv[]) {
1158 ARG_VERSION = 0x100,
1163 ARG_DOT_FROM_PATTERN,
1169 static const struct option options[] = {
1170 { "help", no_argument, NULL, 'h' },
1171 { "version", no_argument, NULL, ARG_VERSION },
1172 { "order", no_argument, NULL, ARG_ORDER },
1173 { "require", no_argument, NULL, ARG_REQUIRE },
1174 { "user", no_argument, NULL, ARG_USER },
1175 { "system", no_argument, NULL, ARG_SYSTEM },
1176 { "from-pattern", required_argument, NULL, ARG_DOT_FROM_PATTERN },
1177 { "to-pattern", required_argument, NULL, ARG_DOT_TO_PATTERN },
1178 { "fuzz", required_argument, NULL, ARG_FUZZ },
1179 { "no-pager", no_argument, NULL, ARG_NO_PAGER },
1180 { "host", required_argument, NULL, 'H' },
1181 { "machine", required_argument, NULL, 'M' },
1190 while ((c = getopt_long(argc, argv, "hH:M:", options, NULL)) >= 0) {
1198 puts(PACKAGE_STRING);
1199 puts(SYSTEMD_FEATURES);
1211 arg_dot = DEP_ORDER;
1215 arg_dot = DEP_REQUIRE;
1218 case ARG_DOT_FROM_PATTERN:
1219 if (strv_extend(&arg_dot_from_patterns, optarg) < 0)
1224 case ARG_DOT_TO_PATTERN:
1225 if (strv_extend(&arg_dot_to_patterns, optarg) < 0)
1231 r = parse_sec(optarg, &arg_fuzz);
1237 arg_no_pager = true;
1241 arg_transport = BUS_TRANSPORT_REMOTE;
1246 arg_transport = BUS_TRANSPORT_CONTAINER;
1254 assert_not_reached("Unhandled option");
1261 int main(int argc, char *argv[]) {
1262 _cleanup_bus_unref_ sd_bus *bus = NULL;
1265 setlocale(LC_ALL, "");
1266 setlocale(LC_NUMERIC, "C"); /* we want to format/parse floats in C style */
1267 log_parse_environment();
1270 r = parse_argv(argc, argv);
1274 r = bus_open_transport(arg_transport, arg_host, arg_user, &bus);
1276 log_error("Failed to create bus connection: %s", strerror(-r));
1280 if (!argv[optind] || streq(argv[optind], "time"))
1281 r = analyze_time(bus);
1282 else if (streq(argv[optind], "blame"))
1283 r = analyze_blame(bus);
1284 else if (streq(argv[optind], "critical-chain"))
1285 r = analyze_critical_chain(bus, argv+optind+1);
1286 else if (streq(argv[optind], "plot"))
1287 r = analyze_plot(bus);
1288 else if (streq(argv[optind], "dot"))
1289 r = dot(bus, argv+optind+1);
1290 else if (streq(argv[optind], "dump"))
1291 r = dump(bus, argv+optind+1);
1292 else if (streq(argv[optind], "set-log-level"))
1293 r = set_log_level(bus, argv+optind+1);
1295 log_error("Unknown operation '%s'.", argv[optind]);
1300 strv_free(arg_dot_from_patterns);
1301 strv_free(arg_dot_to_patterns);
1303 return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;