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>
31 #include "bus-error.h"
39 #include "unit-name.h"
43 #include "analyze-verify.h"
45 #define SCALE_X (0.1 / 1000.0) /* pixels per us */
46 #define SCALE_Y (20.0)
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;
77 static bool arg_man = true;
83 usec_t kernel_done_time;
85 usec_t userspace_time;
87 usec_t security_start_time;
88 usec_t security_finish_time;
89 usec_t generators_start_time;
90 usec_t generators_finish_time;
91 usec_t unitsload_start_time;
92 usec_t unitsload_finish_time;
107 char *kernel_release;
108 char *kernel_version;
109 char *os_pretty_name;
110 char *virtualization;
114 static void pager_open_if_enabled(void) {
122 static int bus_get_uint64_property(sd_bus *bus, const char *path, const char *interface, const char *property, uint64_t *val) {
123 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
132 r = sd_bus_get_property_trivial(
134 "org.freedesktop.systemd1",
142 log_error("Failed to parse reply: %s", bus_error_message(&error, -r));
149 static int bus_get_unit_property_strv(sd_bus *bus, const char *path, const char *property, char ***strv) {
150 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
158 r = sd_bus_get_property_strv(
160 "org.freedesktop.systemd1",
162 "org.freedesktop.systemd1.Unit",
167 log_error("Failed to get unit property %s: %s", property, bus_error_message(&error, -r));
174 static int compare_unit_time(const void *a, const void *b) {
175 return compare(((struct unit_times *)b)->time,
176 ((struct unit_times *)a)->time);
179 static int compare_unit_start(const void *a, const void *b) {
180 return compare(((struct unit_times *)a)->activating,
181 ((struct unit_times *)b)->activating);
184 static void free_unit_times(struct unit_times *t, unsigned n) {
185 struct unit_times *p;
187 for (p = t; p < t + n; p++)
193 static int acquire_time_data(sd_bus *bus, struct unit_times **out) {
194 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
195 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
197 struct unit_times *unit_times = NULL;
201 r = sd_bus_call_method(
203 "org.freedesktop.systemd1",
204 "/org/freedesktop/systemd1",
205 "org.freedesktop.systemd1.Manager",
210 log_error("Failed to list units: %s", bus_error_message(&error, -r));
214 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
216 bus_log_parse_error(r);
220 while ((r = bus_parse_unit_info(reply, &u)) > 0) {
221 struct unit_times *t;
223 if (!GREEDY_REALLOC(unit_times, size, c+1)) {
231 assert_cc(sizeof(usec_t) == sizeof(uint64_t));
233 if (bus_get_uint64_property(bus, u.unit_path,
234 "org.freedesktop.systemd1.Unit",
235 "InactiveExitTimestampMonotonic",
236 &t->activating) < 0 ||
237 bus_get_uint64_property(bus, u.unit_path,
238 "org.freedesktop.systemd1.Unit",
239 "ActiveEnterTimestampMonotonic",
240 &t->activated) < 0 ||
241 bus_get_uint64_property(bus, u.unit_path,
242 "org.freedesktop.systemd1.Unit",
243 "ActiveExitTimestampMonotonic",
244 &t->deactivating) < 0 ||
245 bus_get_uint64_property(bus, u.unit_path,
246 "org.freedesktop.systemd1.Unit",
247 "InactiveEnterTimestampMonotonic",
248 &t->deactivated) < 0) {
253 if (t->activated >= t->activating)
254 t->time = t->activated - t->activating;
255 else if (t->deactivated >= t->activating)
256 t->time = t->deactivated - t->activating;
260 if (t->activating == 0)
263 t->name = strdup(u.id);
264 if (t->name == NULL) {
271 bus_log_parse_error(r);
280 free_unit_times(unit_times, (unsigned) c);
284 static int acquire_boot_times(sd_bus *bus, struct boot_times **bt) {
285 static struct boot_times times;
286 static bool cached = false;
291 assert_cc(sizeof(usec_t) == sizeof(uint64_t));
293 if (bus_get_uint64_property(bus,
294 "/org/freedesktop/systemd1",
295 "org.freedesktop.systemd1.Manager",
296 "FirmwareTimestampMonotonic",
297 ×.firmware_time) < 0 ||
298 bus_get_uint64_property(bus,
299 "/org/freedesktop/systemd1",
300 "org.freedesktop.systemd1.Manager",
301 "LoaderTimestampMonotonic",
302 ×.loader_time) < 0 ||
303 bus_get_uint64_property(bus,
304 "/org/freedesktop/systemd1",
305 "org.freedesktop.systemd1.Manager",
307 ×.kernel_time) < 0 ||
308 bus_get_uint64_property(bus,
309 "/org/freedesktop/systemd1",
310 "org.freedesktop.systemd1.Manager",
311 "InitRDTimestampMonotonic",
312 ×.initrd_time) < 0 ||
313 bus_get_uint64_property(bus,
314 "/org/freedesktop/systemd1",
315 "org.freedesktop.systemd1.Manager",
316 "UserspaceTimestampMonotonic",
317 ×.userspace_time) < 0 ||
318 bus_get_uint64_property(bus,
319 "/org/freedesktop/systemd1",
320 "org.freedesktop.systemd1.Manager",
321 "FinishTimestampMonotonic",
322 ×.finish_time) < 0 ||
323 bus_get_uint64_property(bus,
324 "/org/freedesktop/systemd1",
325 "org.freedesktop.systemd1.Manager",
326 "SecurityStartTimestampMonotonic",
327 ×.security_start_time) < 0 ||
328 bus_get_uint64_property(bus,
329 "/org/freedesktop/systemd1",
330 "org.freedesktop.systemd1.Manager",
331 "SecurityFinishTimestampMonotonic",
332 ×.security_finish_time) < 0 ||
333 bus_get_uint64_property(bus,
334 "/org/freedesktop/systemd1",
335 "org.freedesktop.systemd1.Manager",
336 "GeneratorsStartTimestampMonotonic",
337 ×.generators_start_time) < 0 ||
338 bus_get_uint64_property(bus,
339 "/org/freedesktop/systemd1",
340 "org.freedesktop.systemd1.Manager",
341 "GeneratorsFinishTimestampMonotonic",
342 ×.generators_finish_time) < 0 ||
343 bus_get_uint64_property(bus,
344 "/org/freedesktop/systemd1",
345 "org.freedesktop.systemd1.Manager",
346 "UnitsLoadStartTimestampMonotonic",
347 ×.unitsload_start_time) < 0 ||
348 bus_get_uint64_property(bus,
349 "/org/freedesktop/systemd1",
350 "org.freedesktop.systemd1.Manager",
351 "UnitsLoadFinishTimestampMonotonic",
352 ×.unitsload_finish_time) < 0)
355 if (times.finish_time <= 0) {
356 log_error("Bootup is not yet finished. Please try again later.");
360 if (times.initrd_time)
361 times.kernel_done_time = times.initrd_time;
363 times.kernel_done_time = times.userspace_time;
372 static void free_host_info(struct host_info *hi) {
374 free(hi->kernel_name);
375 free(hi->kernel_release);
376 free(hi->kernel_version);
377 free(hi->os_pretty_name);
378 free(hi->virtualization);
379 free(hi->architecture);
383 static int acquire_host_info(sd_bus *bus, struct host_info **hi) {
385 struct host_info *host;
387 static const struct bus_properties_map hostname_map[] = {
388 { "Hostname", "s", NULL, offsetof(struct host_info, hostname) },
389 { "KernelName", "s", NULL, offsetof(struct host_info, kernel_name) },
390 { "KernelRelease", "s", NULL, offsetof(struct host_info, kernel_release) },
391 { "KernelVersion", "s", NULL, offsetof(struct host_info, kernel_version) },
392 { "OperatingSystemPrettyName", "s", NULL, offsetof(struct host_info, os_pretty_name) },
396 static const struct bus_properties_map manager_map[] = {
397 { "Virtualization", "s", NULL, offsetof(struct host_info, virtualization) },
398 { "Architecture", "s", NULL, offsetof(struct host_info, architecture) },
402 host = new0(struct host_info, 1);
406 r = bus_map_all_properties(bus,
407 "org.freedesktop.hostname1",
408 "/org/freedesktop/hostname1",
414 r = bus_map_all_properties(bus,
415 "org.freedesktop.systemd1",
416 "/org/freedesktop/systemd1",
425 free_host_info(host);
429 static int pretty_boot_time(sd_bus *bus, char **_buf) {
430 char ts[FORMAT_TIMESPAN_MAX];
431 struct boot_times *t;
432 static char buf[4096];
437 r = acquire_boot_times(bus, &t);
444 size = strpcpyf(&ptr, size, "Startup finished in ");
445 if (t->firmware_time)
446 size = strpcpyf(&ptr, size, "%s (firmware) + ", format_timespan(ts, sizeof(ts), t->firmware_time - t->loader_time, USEC_PER_MSEC));
448 size = strpcpyf(&ptr, size, "%s (loader) + ", format_timespan(ts, sizeof(ts), t->loader_time, USEC_PER_MSEC));
450 size = strpcpyf(&ptr, size, "%s (kernel) + ", format_timespan(ts, sizeof(ts), t->kernel_done_time, USEC_PER_MSEC));
451 if (t->initrd_time > 0)
452 size = strpcpyf(&ptr, size, "%s (initrd) + ", format_timespan(ts, sizeof(ts), t->userspace_time - t->initrd_time, USEC_PER_MSEC));
454 size = strpcpyf(&ptr, size, "%s (userspace) ", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC));
455 if (t->kernel_time > 0)
456 strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->firmware_time + t->finish_time, USEC_PER_MSEC));
458 strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC));
468 static void svg_graph_box(double height, double begin, double end) {
471 /* outside box, fill */
472 svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n",
473 SCALE_X * (end - begin), SCALE_Y * height);
475 for (i = ((long long) (begin / 100000)) * 100000; i <= end; i+=100000) {
476 /* lines for each second */
477 if (i % 5000000 == 0)
478 svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
479 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
480 SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
481 else if (i % 1000000 == 0)
482 svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
483 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
484 SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
486 svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
487 SCALE_X * i, SCALE_X * i, SCALE_Y * height);
491 static int analyze_plot(sd_bus *bus) {
492 struct unit_times *times;
493 struct boot_times *boot;
494 struct host_info *host = NULL;
497 _cleanup_free_ char *pretty_times = NULL;
498 struct unit_times *u;
500 n = acquire_boot_times(bus, &boot);
504 n = pretty_boot_time(bus, &pretty_times);
508 n = acquire_host_info(bus, &host);
512 n = acquire_time_data(bus, ×);
516 qsort(times, n, sizeof(struct unit_times), compare_unit_start);
518 width = SCALE_X * (boot->firmware_time + boot->finish_time);
522 if (boot->firmware_time > boot->loader_time)
524 if (boot->loader_time) {
529 if (boot->initrd_time)
531 if (boot->kernel_time)
534 for (u = times; u < times + n; u++) {
535 double text_start, text_width;
537 if (u->activating < boot->userspace_time ||
538 u->activating > boot->finish_time) {
544 /* If the text cannot fit on the left side then
545 * increase the svg width so it fits on the right.
546 * TODO: calculate the text width more accurately */
547 text_width = 8.0 * strlen(u->name);
548 text_start = (boot->firmware_time + u->activating) * SCALE_X;
549 if (text_width > text_start && text_width + text_start > width)
550 width = text_width + text_start;
552 if (u->deactivated > u->activating && u->deactivated <= boot->finish_time
553 && u->activated == 0 && u->deactivating == 0)
554 u->activated = u->deactivating = u->deactivated;
555 if (u->activated < u->activating || u->activated > boot->finish_time)
556 u->activated = boot->finish_time;
557 if (u->deactivating < u->activated || u->activated > boot->finish_time)
558 u->deactivating = boot->finish_time;
559 if (u->deactivated < u->deactivating || u->deactivated > boot->finish_time)
560 u->deactivated = boot->finish_time;
564 svg("<?xml version=\"1.0\" standalone=\"no\"?>\n"
565 "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" "
566 "\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
568 svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" "
569 "xmlns=\"http://www.w3.org/2000/svg\">\n\n",
570 80.0 + width, 150.0 + (m * SCALE_Y) +
571 5 * SCALE_Y /* legend */);
573 /* write some basic info as a comment, including some help */
574 svg("<!-- This file is a systemd-analyze SVG file. It is best rendered in a -->\n"
575 "<!-- browser such as Chrome, Chromium or Firefox. Other applications -->\n"
576 "<!-- that render these files properly but much slower are ImageMagick, -->\n"
577 "<!-- gimp, inkscape, etc. To display the files on your system, just -->\n"
578 "<!-- point your browser to this file. -->\n\n"
579 "<!-- This plot was generated by systemd-analyze version %-16.16s -->\n\n", VERSION);
582 svg("<defs>\n <style type=\"text/css\">\n <![CDATA[\n"
583 " rect { stroke-width: 1; stroke-opacity: 0; }\n"
584 " rect.background { fill: rgb(255,255,255); }\n"
585 " rect.activating { fill: rgb(255,0,0); fill-opacity: 0.7; }\n"
586 " rect.active { fill: rgb(200,150,150); fill-opacity: 0.7; }\n"
587 " rect.deactivating { fill: rgb(150,100,100); fill-opacity: 0.7; }\n"
588 " rect.kernel { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
589 " rect.initrd { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
590 " rect.firmware { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
591 " rect.loader { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
592 " rect.userspace { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
593 " rect.security { fill: rgb(144,238,144); fill-opacity: 0.7; }\n"
594 " rect.generators { fill: rgb(102,204,255); fill-opacity: 0.7; }\n"
595 " rect.unitsload { fill: rgb( 82,184,255); fill-opacity: 0.7; }\n"
596 " rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n"
597 " line { stroke: rgb(64,64,64); stroke-width: 1; }\n"
599 " line.sec5 { stroke-width: 2; }\n"
600 " line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n"
601 " text { font-family: Verdana, Helvetica; font-size: 14px; }\n"
602 " text.left { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: start; }\n"
603 " text.right { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: end; }\n"
604 " text.sec { font-size: 10px; }\n"
605 " ]]>\n </style>\n</defs>\n\n");
607 svg("<rect class=\"background\" width=\"100%%\" height=\"100%%\" />\n");
608 svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times);
609 svg("<text x=\"20\" y=\"30\">%s %s (%s %s %s) %s %s</text>",
610 isempty(host->os_pretty_name) ? "Linux" : host->os_pretty_name,
611 isempty(host->hostname) ? "" : host->hostname,
612 isempty(host->kernel_name) ? "" : host->kernel_name,
613 isempty(host->kernel_release) ? "" : host->kernel_release,
614 isempty(host->kernel_version) ? "" : host->kernel_version,
615 isempty(host->architecture) ? "" : host->architecture,
616 isempty(host->virtualization) ? "" : host->virtualization);
618 svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (SCALE_X * boot->firmware_time));
619 svg_graph_box(m, -(double) boot->firmware_time, boot->finish_time);
621 if (boot->firmware_time) {
622 svg_bar("firmware", -(double) boot->firmware_time, -(double) boot->loader_time, y);
623 svg_text(true, -(double) boot->firmware_time, y, "firmware");
626 if (boot->loader_time) {
627 svg_bar("loader", -(double) boot->loader_time, 0, y);
628 svg_text(true, -(double) boot->loader_time, y, "loader");
631 if (boot->kernel_time) {
632 svg_bar("kernel", 0, boot->kernel_done_time, y);
633 svg_text(true, 0, y, "kernel");
636 if (boot->initrd_time) {
637 svg_bar("initrd", boot->initrd_time, boot->userspace_time, y);
638 svg_text(true, boot->initrd_time, y, "initrd");
641 svg_bar("active", boot->userspace_time, boot->finish_time, y);
642 svg_bar("security", boot->security_start_time, boot->security_finish_time, y);
643 svg_bar("generators", boot->generators_start_time, boot->generators_finish_time, y);
644 svg_bar("unitsload", boot->unitsload_start_time, boot->unitsload_finish_time, y);
645 svg_text(true, boot->userspace_time, y, "systemd");
648 for (u = times; u < times + n; u++) {
649 char ts[FORMAT_TIMESPAN_MAX];
655 svg_bar("activating", u->activating, u->activated, y);
656 svg_bar("active", u->activated, u->deactivating, y);
657 svg_bar("deactivating", u->deactivating, u->deactivated, y);
659 /* place the text on the left if we have passed the half of the svg width */
660 b = u->activating * SCALE_X < width / 2;
662 svg_text(b, u->activating, y, "%s (%s)",
663 u->name, format_timespan(ts, sizeof(ts), u->time, USEC_PER_MSEC));
665 svg_text(b, u->activating, y, "%s", u->name);
672 svg("<g transform=\"translate(20,100)\">\n");
674 svg_bar("activating", 0, 300000, y);
675 svg_text(true, 400000, y, "Activating");
677 svg_bar("active", 0, 300000, y);
678 svg_text(true, 400000, y, "Active");
680 svg_bar("deactivating", 0, 300000, y);
681 svg_text(true, 400000, y, "Deactivating");
683 svg_bar("security", 0, 300000, y);
684 svg_text(true, 400000, y, "Setting up security module");
686 svg_bar("generators", 0, 300000, y);
687 svg_text(true, 400000, y, "Generators");
689 svg_bar("unitsload", 0, 300000, y);
690 svg_text(true, 400000, y, "Loading unit files");
697 free_unit_times(times, (unsigned) n);
701 free_host_info(host);
705 static int list_dependencies_print(const char *name, unsigned int level, unsigned int branches,
706 bool last, struct unit_times *times, struct boot_times *boot) {
708 char ts[FORMAT_TIMESPAN_MAX], ts2[FORMAT_TIMESPAN_MAX];
710 for (i = level; i != 0; i--)
711 printf("%s", draw_special_char(branches & (1 << (i-1)) ? DRAW_TREE_VERTICAL : DRAW_TREE_SPACE));
713 printf("%s", draw_special_char(last ? DRAW_TREE_RIGHT : DRAW_TREE_BRANCH));
717 printf("%s%s @%s +%s%s", ANSI_HIGHLIGHT_RED_ON, name,
718 format_timespan(ts, sizeof(ts), times->activating - boot->userspace_time, USEC_PER_MSEC),
719 format_timespan(ts2, sizeof(ts2), times->time, USEC_PER_MSEC), ANSI_HIGHLIGHT_OFF);
720 else if (times->activated > boot->userspace_time)
721 printf("%s @%s", name, format_timespan(ts, sizeof(ts), times->activated - boot->userspace_time, USEC_PER_MSEC));
731 static int list_dependencies_get_dependencies(sd_bus *bus, const char *name, char ***deps) {
732 _cleanup_free_ char *path = NULL;
738 path = unit_dbus_path_from_name(name);
742 return bus_get_unit_property_strv(bus, path, "After", deps);
745 static Hashmap *unit_times_hashmap;
747 static int list_dependencies_compare(const void *_a, const void *_b) {
748 const char **a = (const char**) _a, **b = (const char**) _b;
749 usec_t usa = 0, usb = 0;
750 struct unit_times *times;
752 times = hashmap_get(unit_times_hashmap, *a);
754 usa = times->activated;
755 times = hashmap_get(unit_times_hashmap, *b);
757 usb = times->activated;
762 static int list_dependencies_one(sd_bus *bus, const char *name, unsigned int level, char ***units,
763 unsigned int branches) {
764 _cleanup_strv_free_ char **deps = NULL;
767 usec_t service_longest = 0;
769 struct unit_times *times;
770 struct boot_times *boot;
772 if (strv_extend(units, name))
775 r = list_dependencies_get_dependencies(bus, name, &deps);
779 qsort_safe(deps, strv_length(deps), sizeof (char*), list_dependencies_compare);
781 r = acquire_boot_times(bus, &boot);
785 STRV_FOREACH(c, deps) {
786 times = hashmap_get(unit_times_hashmap, *c);
789 && times->activated <= boot->finish_time
790 && (times->activated >= service_longest
791 || service_longest == 0)) {
792 service_longest = times->activated;
797 if (service_longest == 0 )
800 STRV_FOREACH(c, deps) {
801 times = hashmap_get(unit_times_hashmap, *c);
802 if (times && times->activated
803 && times->activated <= boot->finish_time
804 && (service_longest - times->activated) <= arg_fuzz) {
812 STRV_FOREACH(c, deps) {
813 times = hashmap_get(unit_times_hashmap, *c);
816 || times->activated > boot->finish_time
817 || service_longest - times->activated > arg_fuzz)
822 r = list_dependencies_print(*c, level, branches, to_print == 0, times, boot);
826 if (strv_contains(*units, *c)) {
827 r = list_dependencies_print("...", level + 1, (branches << 1) | (to_print ? 1 : 0),
834 r = list_dependencies_one(bus, *c, level + 1, units,
835 (branches << 1) | (to_print ? 1 : 0));
845 static int list_dependencies(sd_bus *bus, const char *name) {
846 _cleanup_strv_free_ char **units = NULL;
847 char ts[FORMAT_TIMESPAN_MAX];
848 struct unit_times *times;
851 _cleanup_free_ char *path = NULL;
852 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
853 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
854 struct boot_times *boot;
858 path = unit_dbus_path_from_name(name);
862 r = sd_bus_get_property(
864 "org.freedesktop.systemd1",
866 "org.freedesktop.systemd1.Unit",
872 log_error("Failed to get ID: %s", bus_error_message(&error, -r));
876 r = sd_bus_message_read(reply, "s", &id);
878 return bus_log_parse_error(r);
880 times = hashmap_get(unit_times_hashmap, id);
882 r = acquire_boot_times(bus, &boot);
888 printf("%s%s +%s%s\n", ANSI_HIGHLIGHT_RED_ON, id,
889 format_timespan(ts, sizeof(ts), times->time, USEC_PER_MSEC), ANSI_HIGHLIGHT_OFF);
890 else if (times->activated > boot->userspace_time)
891 printf("%s @%s\n", id, format_timespan(ts, sizeof(ts), times->activated - boot->userspace_time, USEC_PER_MSEC));
896 return list_dependencies_one(bus, name, 0, &units, 0);
899 static int analyze_critical_chain(sd_bus *bus, char *names[]) {
900 struct unit_times *times;
905 n = acquire_time_data(bus, ×);
909 h = hashmap_new(&string_hash_ops);
913 for (i = 0; i < (unsigned)n; i++) {
914 r = hashmap_put(h, times[i].name, ×[i]);
918 unit_times_hashmap = h;
920 pager_open_if_enabled();
922 puts("The time after the unit is active or started is printed after the \"@\" character.\n"
923 "The time the unit takes to start is printed after the \"+\" character.\n");
925 if (!strv_isempty(names)) {
927 STRV_FOREACH(name, names)
928 list_dependencies(bus, *name);
930 list_dependencies(bus, SPECIAL_DEFAULT_TARGET);
933 free_unit_times(times, (unsigned) n);
937 static int analyze_blame(sd_bus *bus) {
938 struct unit_times *times;
942 n = acquire_time_data(bus, ×);
946 qsort(times, n, sizeof(struct unit_times), compare_unit_time);
948 pager_open_if_enabled();
950 for (i = 0; i < (unsigned) n; i++) {
951 char ts[FORMAT_TIMESPAN_MAX];
953 if (times[i].time > 0)
954 printf("%16s %s\n", format_timespan(ts, sizeof(ts), times[i].time, USEC_PER_MSEC), times[i].name);
957 free_unit_times(times, (unsigned) n);
961 static int analyze_time(sd_bus *bus) {
962 _cleanup_free_ char *buf = NULL;
965 r = pretty_boot_time(bus, &buf);
973 static int graph_one_property(sd_bus *bus, const UnitInfo *u, const char* prop, const char *color, char* patterns[]) {
974 _cleanup_strv_free_ char **units = NULL;
983 match_patterns = strv_fnmatch(patterns, u->id, 0);
985 if (!strv_isempty(arg_dot_from_patterns) &&
987 !strv_fnmatch(arg_dot_from_patterns, u->id, 0))
990 r = bus_get_unit_property_strv(bus, u->unit_path, prop, &units);
994 STRV_FOREACH(unit, units) {
995 bool match_patterns2;
997 match_patterns2 = strv_fnmatch(patterns, *unit, 0);
999 if (!strv_isempty(arg_dot_to_patterns) &&
1001 !strv_fnmatch(arg_dot_to_patterns, *unit, 0))
1004 if (!strv_isempty(patterns) && !match_patterns && !match_patterns2)
1007 printf("\t\"%s\"->\"%s\" [color=\"%s\"];\n", u->id, *unit, color);
1013 static int graph_one(sd_bus *bus, const UnitInfo *u, char *patterns[]) {
1019 if (arg_dot == DEP_ORDER ||arg_dot == DEP_ALL) {
1020 r = graph_one_property(bus, u, "After", "green", patterns);
1025 if (arg_dot == DEP_REQUIRE ||arg_dot == DEP_ALL) {
1026 r = graph_one_property(bus, u, "Requires", "black", patterns);
1029 r = graph_one_property(bus, u, "RequiresOverridable", "black", patterns);
1032 r = graph_one_property(bus, u, "RequisiteOverridable", "darkblue", patterns);
1035 r = graph_one_property(bus, u, "Wants", "grey66", patterns);
1038 r = graph_one_property(bus, u, "Conflicts", "red", patterns);
1041 r = graph_one_property(bus, u, "ConflictedBy", "red", patterns);
1049 static int dot(sd_bus *bus, char* patterns[]) {
1050 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
1051 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1055 r = sd_bus_call_method(
1057 "org.freedesktop.systemd1",
1058 "/org/freedesktop/systemd1",
1059 "org.freedesktop.systemd1.Manager",
1065 log_error("Failed to list units: %s", bus_error_message(&error, -r));
1069 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
1071 return bus_log_parse_error(r);
1073 printf("digraph systemd {\n");
1075 while ((r = bus_parse_unit_info(reply, &u)) > 0) {
1077 r = graph_one(bus, &u, patterns);
1082 return bus_log_parse_error(r);
1086 log_info(" Color legend: black = Requires\n"
1087 " dark blue = Requisite\n"
1088 " dark grey = Wants\n"
1089 " red = Conflicts\n"
1090 " green = After\n");
1093 log_notice("-- You probably want to process this output with graphviz' dot tool.\n"
1094 "-- Try a shell pipeline like 'systemd-analyze dot | dot -Tsvg > systemd.svg'!\n");
1099 static int dump(sd_bus *bus, char **args) {
1100 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
1101 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1102 const char *text = NULL;
1105 if (!strv_isempty(args)) {
1106 log_error("Too many arguments.");
1110 pager_open_if_enabled();
1112 r = sd_bus_call_method(
1114 "org.freedesktop.systemd1",
1115 "/org/freedesktop/systemd1",
1116 "org.freedesktop.systemd1.Manager",
1122 log_error("Failed issue method call: %s", bus_error_message(&error, -r));
1126 r = sd_bus_message_read(reply, "s", &text);
1128 return bus_log_parse_error(r);
1130 fputs(text, stdout);
1134 static int set_log_level(sd_bus *bus, char **args) {
1135 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1141 if (strv_length(args) != 1) {
1142 log_error("This command expects one argument only.");
1146 r = sd_bus_set_property(
1148 "org.freedesktop.systemd1",
1149 "/org/freedesktop/systemd1",
1150 "org.freedesktop.systemd1.Manager",
1156 log_error("Failed to issue method call: %s", bus_error_message(&error, -r));
1163 static void help(void) {
1165 pager_open_if_enabled();
1167 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
1168 "Profile systemd, show unit dependencies, check unit files.\n\n"
1169 " -h --help Show this help\n"
1170 " --version Show package version\n"
1171 " --no-pager Do not pipe output into a pager\n"
1172 " --system Operate on system systemd instance\n"
1173 " --user Operate on user systemd instance\n"
1174 " -H --host=[USER@]HOST Operate on remote host\n"
1175 " -M --machine=CONTAINER Operate on local container\n"
1176 " --order Show only order in the graph\n"
1177 " --require Show only requirement in the graph\n"
1178 " --from-pattern=GLOB Show only origins in the graph\n"
1179 " --to-pattern=GLOB Show only destinations in the graph\n"
1180 " --fuzz=SECONDS Also print also services which finished SECONDS\n"
1181 " earlier than the latest in the branch\n"
1182 " --man[=BOOL] Do [not] check for existence of man pages\n\n"
1184 " time Print time spent in the kernel\n"
1185 " blame Print list of running units ordered by time to init\n"
1186 " critical-chain Print a tree of the time critical chain of units\n"
1187 " plot Output SVG graphic showing service initialization\n"
1188 " dot Output dependency graph in dot(1) format\n"
1189 " set-log-level LEVEL Set logging threshold for systemd\n"
1190 " dump Output state serialization of service manager\n"
1191 " verify FILE... Check unit files for correctness\n"
1192 , program_invocation_short_name);
1194 /* When updating this list, including descriptions, apply
1195 * changes to shell-completion/bash/systemd-analyze and
1196 * shell-completion/zsh/_systemd-analyze too. */
1199 static int parse_argv(int argc, char *argv[]) {
1201 ARG_VERSION = 0x100,
1206 ARG_DOT_FROM_PATTERN,
1213 static const struct option options[] = {
1214 { "help", no_argument, NULL, 'h' },
1215 { "version", no_argument, NULL, ARG_VERSION },
1216 { "order", no_argument, NULL, ARG_ORDER },
1217 { "require", no_argument, NULL, ARG_REQUIRE },
1218 { "user", no_argument, NULL, ARG_USER },
1219 { "system", no_argument, NULL, ARG_SYSTEM },
1220 { "from-pattern", required_argument, NULL, ARG_DOT_FROM_PATTERN },
1221 { "to-pattern", required_argument, NULL, ARG_DOT_TO_PATTERN },
1222 { "fuzz", required_argument, NULL, ARG_FUZZ },
1223 { "no-pager", no_argument, NULL, ARG_NO_PAGER },
1224 { "man", optional_argument, NULL, ARG_MAN },
1225 { "host", required_argument, NULL, 'H' },
1226 { "machine", required_argument, NULL, 'M' },
1235 while ((c = getopt_long(argc, argv, "hH:M:", options, NULL)) >= 0)
1243 puts(PACKAGE_STRING);
1244 puts(SYSTEMD_FEATURES);
1256 arg_dot = DEP_ORDER;
1260 arg_dot = DEP_REQUIRE;
1263 case ARG_DOT_FROM_PATTERN:
1264 if (strv_extend(&arg_dot_from_patterns, optarg) < 0)
1269 case ARG_DOT_TO_PATTERN:
1270 if (strv_extend(&arg_dot_to_patterns, optarg) < 0)
1276 r = parse_sec(optarg, &arg_fuzz);
1282 arg_no_pager = true;
1286 arg_transport = BUS_TRANSPORT_REMOTE;
1291 arg_transport = BUS_TRANSPORT_MACHINE;
1297 r = parse_boolean(optarg);
1299 log_error("Failed to parse --man= argument.");
1313 assert_not_reached("Unhandled option code.");
1316 return 1; /* work to do */
1319 int main(int argc, char *argv[]) {
1322 setlocale(LC_ALL, "");
1323 setlocale(LC_NUMERIC, "C"); /* we want to format/parse floats in C style */
1324 log_parse_environment();
1327 r = parse_argv(argc, argv);
1331 if (streq_ptr(argv[optind], "verify"))
1332 r = verify_units(argv+optind+1,
1333 arg_user ? SYSTEMD_USER : SYSTEMD_SYSTEM,
1336 _cleanup_bus_close_unref_ sd_bus *bus = NULL;
1338 r = bus_open_transport_systemd(arg_transport, arg_host, arg_user, &bus);
1340 log_error_errno(r, "Failed to create bus connection: %m");
1344 if (!argv[optind] || streq(argv[optind], "time"))
1345 r = analyze_time(bus);
1346 else if (streq(argv[optind], "blame"))
1347 r = analyze_blame(bus);
1348 else if (streq(argv[optind], "critical-chain"))
1349 r = analyze_critical_chain(bus, argv+optind+1);
1350 else if (streq(argv[optind], "plot"))
1351 r = analyze_plot(bus);
1352 else if (streq(argv[optind], "dot"))
1353 r = dot(bus, argv+optind+1);
1354 else if (streq(argv[optind], "dump"))
1355 r = dump(bus, argv+optind+1);
1356 else if (streq(argv[optind], "set-log-level"))
1357 r = set_log_level(bus, argv+optind+1);
1359 log_error("Unknown operation '%s'.", argv[optind]);
1365 strv_free(arg_dot_from_patterns);
1366 strv_free(arg_dot_to_patterns);
1368 return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;