Commit | Line | Data |
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9e066e23 CM |
1 | /* |
2 | * Copyright (C) 2012 Fusion-io | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public | |
6 | * License v2 as published by the Free Software Foundation. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this program; if not, write to the Free Software | |
15 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
16 | * | |
17 | * Parts of this file were imported from Jens Axboe's blktrace sources (also GPL) | |
18 | */ | |
19 | #include <sys/types.h> | |
20 | #include <sys/stat.h> | |
21 | #include <fcntl.h> | |
22 | #include <unistd.h> | |
23 | #include <stdlib.h> | |
24 | #include <stdio.h> | |
25 | #include <math.h> | |
26 | #include <inttypes.h> | |
27 | #include <string.h> | |
28 | #include <asm/types.h> | |
29 | #include <errno.h> | |
30 | #include <sys/mman.h> | |
31 | #include <time.h> | |
32 | #include <math.h> | |
33 | #include <getopt.h> | |
34 | ||
35 | #include "plot.h" | |
36 | #include "blkparse.h" | |
37 | #include "list.h" | |
38 | #include "tracers.h" | |
e199d546 | 39 | #include "mpstat.h" |
9e066e23 CM |
40 | |
41 | LIST_HEAD(all_traces); | |
42 | ||
ba758825 CM |
43 | static char line[1024]; |
44 | static int line_len = 1024; | |
e199d546 CM |
45 | static int found_mpstat = 0; |
46 | static int cpu_color_index = 0; | |
9e066e23 | 47 | static int color_index = 0; |
ba758825 CM |
48 | static int make_movie = 0; |
49 | static int opt_graph_width = 0; | |
50 | static int opt_graph_height = 0; | |
51 | ||
cc3d54d5 CM |
52 | static int columns = 1; |
53 | static int num_xticks = 9; | |
54 | ||
55 | /* | |
56 | * this doesn't include the IO graph, | |
57 | * but it counts the other graphs as they go out | |
58 | */ | |
59 | static int total_graphs_written = 1; | |
60 | ||
9e066e23 CM |
61 | char *colors[] = { |
62 | "blue", "darkgreen", | |
63 | "red", "aqua", | |
64 | "orange", "darkviolet", | |
65 | "brown", "#00FF00", | |
66 | "yellow", "coral", | |
67 | "black", "darkred", | |
68 | "fuchsia", "crimson", | |
69 | NULL }; | |
70 | ||
71 | char *pick_color(void) { | |
72 | char *ret = colors[color_index]; | |
73 | if (!ret) { | |
74 | color_index = 0; | |
75 | ret = colors[color_index]; | |
76 | } | |
77 | color_index++; | |
78 | return ret; | |
79 | } | |
80 | ||
81 | char *pick_cpu_color(void) { | |
e199d546 | 82 | char *ret = colors[cpu_color_index]; |
9e066e23 CM |
83 | if (!ret) { |
84 | color_index = 0; | |
e199d546 | 85 | ret = colors[cpu_color_index]; |
9e066e23 | 86 | } |
e199d546 | 87 | cpu_color_index++; |
9e066e23 CM |
88 | return ret; |
89 | } | |
90 | ||
91 | enum { | |
92 | IO_GRAPH_INDEX = 0, | |
93 | TPUT_GRAPH_INDEX, | |
e199d546 CM |
94 | CPU_SYS_GRAPH_INDEX, |
95 | CPU_IO_GRAPH_INDEX, | |
96 | CPU_IRQ_GRAPH_INDEX, | |
97 | CPU_SOFT_GRAPH_INDEX, | |
98 | CPU_USER_GRAPH_INDEX, | |
9e066e23 CM |
99 | LATENCY_GRAPH_INDEX, |
100 | QUEUE_DEPTH_GRAPH_INDEX, | |
101 | IOPS_GRAPH_INDEX, | |
102 | TOTAL_GRAPHS | |
103 | }; | |
104 | ||
e199d546 CM |
105 | enum { |
106 | MPSTAT_SYS = 0, | |
107 | MPSTAT_IRQ, | |
108 | MPSTAT_IO, | |
109 | MPSTAT_SOFT, | |
110 | MPSTAT_USER, | |
111 | MPSTAT_GRAPHS | |
112 | }; | |
113 | ||
9e066e23 CM |
114 | static char *graphs_by_name[] = { |
115 | "io", | |
116 | "tput", | |
e199d546 CM |
117 | "cpu-sys", |
118 | "cpu-io", | |
119 | "cpu-irq", | |
120 | "cpu-soft", | |
121 | "cpu-user", | |
9e066e23 CM |
122 | "latency", |
123 | "queue-depth", | |
124 | "iops", | |
125 | }; | |
126 | ||
abf08f96 CM |
127 | enum { |
128 | MOVIE_SPINDLE, | |
129 | MOVIE_RECT, | |
130 | NUM_MOVIE_STYLES, | |
131 | }; | |
132 | ||
133 | char *movie_styles[] = { | |
134 | "spindle", | |
135 | "rect", | |
136 | NULL | |
137 | }; | |
138 | ||
139 | static int movie_style = 0; | |
140 | ||
141 | static int lookup_movie_style(char *str) | |
142 | { | |
143 | int i; | |
144 | ||
145 | for (i = 0; i < NUM_MOVIE_STYLES; i++) { | |
146 | if (strcmp(str, movie_styles[i]) == 0) | |
147 | return i; | |
148 | } | |
149 | return -1; | |
150 | } | |
151 | ||
9e066e23 CM |
152 | static int active_graphs[TOTAL_GRAPHS]; |
153 | static int last_active_graph = IOPS_GRAPH_INDEX; | |
154 | ||
155 | static int label_index = 0; | |
156 | static int num_traces = 0; | |
157 | static int longest_label = 0; | |
158 | ||
159 | struct trace_file { | |
160 | struct list_head list; | |
161 | char *filename; | |
162 | char *label; | |
163 | struct trace *trace; | |
230f0601 JK |
164 | int stop_seconds; /* Time when trace stops */ |
165 | int min_seconds; /* Beginning of the interval we should plot */ | |
166 | int max_seconds; /* End of the interval we should plot */ | |
9b9fa04b | 167 | u64 min_offset; |
9e066e23 CM |
168 | u64 max_offset; |
169 | ||
170 | char *read_color; | |
171 | char *write_color; | |
172 | ||
173 | struct graph_line_data *tput_gld; | |
174 | struct graph_line_data *iop_gld; | |
175 | struct graph_line_data *latency_gld; | |
176 | struct graph_line_data *queue_depth_gld; | |
177 | struct graph_dot_data *gdd_writes; | |
178 | struct graph_dot_data *gdd_reads; | |
e199d546 | 179 | |
230f0601 | 180 | int mpstat_min_seconds; |
f752a6eb | 181 | int mpstat_max_seconds; |
e199d546 CM |
182 | int mpstat_stop_seconds; |
183 | struct graph_line_data **mpstat_gld; | |
9e066e23 CM |
184 | }; |
185 | ||
e199d546 CM |
186 | static void alloc_mpstat_gld(struct trace_file *tf) |
187 | { | |
188 | struct graph_line_data **ptr; | |
189 | ||
190 | if (tf->trace->mpstat_num_cpus == 0) | |
191 | return; | |
192 | ||
193 | ptr = calloc((tf->trace->mpstat_num_cpus + 1) * MPSTAT_GRAPHS, | |
194 | sizeof(struct graph_line_data *)); | |
195 | if (!ptr) { | |
196 | perror("Unable to allocate mpstat arrays\n"); | |
197 | exit(1); | |
198 | } | |
199 | tf->mpstat_gld = ptr; | |
200 | } | |
201 | ||
9e066e23 CM |
202 | static void enable_all_graphs(void) |
203 | { | |
204 | int i; | |
205 | for (i = 0; i < TOTAL_GRAPHS; i++) | |
206 | active_graphs[i] = 1; | |
207 | } | |
208 | ||
209 | static void disable_all_graphs(void) | |
210 | { | |
211 | int i; | |
212 | for (i = 0; i < TOTAL_GRAPHS; i++) | |
213 | active_graphs[i] = 0; | |
214 | } | |
215 | ||
216 | static int enable_one_graph(char *name) | |
217 | { | |
218 | int i; | |
219 | for (i = 0; i < TOTAL_GRAPHS; i++) { | |
220 | if (strcmp(name, graphs_by_name[i]) == 0) { | |
221 | active_graphs[i] = 1; | |
222 | return 0; | |
223 | } | |
224 | } | |
225 | return -ENOENT; | |
226 | } | |
227 | ||
228 | static int disable_one_graph(char *name) | |
229 | { | |
230 | int i; | |
231 | for (i = 0; i < TOTAL_GRAPHS; i++) { | |
232 | if (strcmp(name, graphs_by_name[i]) == 0) { | |
233 | active_graphs[i] = 0; | |
234 | return 0; | |
235 | } | |
236 | } | |
237 | return -ENOENT; | |
238 | } | |
239 | ||
240 | static int last_graph(void) | |
241 | { | |
242 | int i; | |
243 | for (i = TOTAL_GRAPHS - 1; i >= 0; i--) { | |
244 | if (active_graphs[i]) { | |
245 | return i; | |
246 | } | |
247 | } | |
248 | return -ENOENT; | |
249 | } | |
cc3d54d5 CM |
250 | |
251 | static int graphs_left(int cur) | |
252 | { | |
253 | int i; | |
254 | int left = 0; | |
255 | for (i = cur; i < TOTAL_GRAPHS; i++) { | |
256 | if (active_graphs[i]) | |
257 | left++; | |
258 | } | |
259 | return left; | |
260 | } | |
261 | ||
9e066e23 CM |
262 | static void add_trace_file(char *filename) |
263 | { | |
264 | struct trace_file *tf; | |
265 | ||
266 | tf = calloc(1, sizeof(*tf)); | |
267 | if (!tf) { | |
268 | fprintf(stderr, "Unable to allocate memory\n"); | |
269 | exit(1); | |
270 | } | |
e199d546 | 271 | tf->label = ""; |
9e066e23 CM |
272 | tf->filename = strdup(filename); |
273 | list_add_tail(&tf->list, &all_traces); | |
274 | tf->read_color = pick_color(); | |
275 | tf->write_color = pick_color(); | |
276 | num_traces++; | |
277 | } | |
278 | ||
279 | static void setup_trace_file_graphs(void) | |
280 | { | |
281 | struct trace_file *tf; | |
e199d546 | 282 | int i; |
9e066e23 CM |
283 | |
284 | list_for_each_entry(tf, &all_traces, list) { | |
230f0601 JK |
285 | tf->tput_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); |
286 | tf->latency_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); | |
287 | tf->queue_depth_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); | |
288 | tf->iop_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); | |
289 | tf->gdd_writes = alloc_dot_data(tf->min_seconds, tf->max_seconds, tf->min_offset, tf->max_offset, tf->stop_seconds); | |
290 | tf->gdd_reads = alloc_dot_data(tf->min_seconds, tf->max_seconds, tf->min_offset, tf->max_offset, tf->stop_seconds); | |
e199d546 CM |
291 | |
292 | if (tf->trace->mpstat_num_cpus == 0) | |
293 | continue; | |
294 | ||
295 | alloc_mpstat_gld(tf); | |
296 | for (i = 0; i < (tf->trace->mpstat_num_cpus + 1) * MPSTAT_GRAPHS; i++) { | |
297 | tf->mpstat_gld[i] = | |
230f0601 JK |
298 | alloc_line_data(tf->mpstat_min_seconds, |
299 | tf->mpstat_max_seconds, | |
f752a6eb | 300 | tf->mpstat_max_seconds); |
e199d546 CM |
301 | tf->mpstat_gld[i]->max = 100; |
302 | } | |
9e066e23 CM |
303 | } |
304 | } | |
305 | ||
306 | static void read_traces(void) | |
307 | { | |
308 | struct trace_file *tf; | |
309 | struct trace *trace; | |
310 | u64 last_time; | |
311 | u64 ymin; | |
312 | u64 ymax; | |
bfb0e441 CM |
313 | u64 max_bank; |
314 | u64 max_bank_offset; | |
9e066e23 CM |
315 | |
316 | list_for_each_entry(tf, &all_traces, list) { | |
317 | trace = open_trace(tf->filename); | |
318 | if (!trace) | |
319 | exit(1); | |
320 | ||
321 | last_time = find_last_time(trace); | |
322 | tf->trace = trace; | |
f752a6eb | 323 | tf->max_seconds = SECONDS(last_time); |
9e066e23 | 324 | tf->stop_seconds = SECONDS(last_time); |
9b9fa04b JK |
325 | find_extreme_offsets(trace, &tf->min_offset, &tf->max_offset, |
326 | &max_bank, &max_bank_offset); | |
327 | filter_outliers(trace, tf->min_offset, tf->max_offset, &ymin, &ymax); | |
328 | tf->min_offset = ymin; | |
9e066e23 | 329 | tf->max_offset = ymax; |
e199d546 CM |
330 | |
331 | read_mpstat(trace, tf->filename); | |
332 | tf->mpstat_stop_seconds = trace->mpstat_seconds; | |
f752a6eb JK |
333 | tf->mpstat_max_seconds = trace->mpstat_seconds; |
334 | if (tf->mpstat_max_seconds) | |
e199d546 | 335 | found_mpstat = 1; |
9e066e23 CM |
336 | } |
337 | } | |
338 | ||
339 | static void read_trace_events(void) | |
340 | { | |
341 | ||
342 | struct trace_file *tf; | |
343 | struct trace *trace; | |
344 | int ret; | |
e199d546 CM |
345 | int i; |
346 | int time; | |
347 | double user, sys, iowait, irq, soft; | |
348 | double max_user = 0, max_sys = 0, max_iowait = 0, | |
349 | max_irq = 0, max_soft = 0; | |
9e066e23 CM |
350 | |
351 | list_for_each_entry(tf, &all_traces, list) { | |
352 | trace = tf->trace; | |
353 | first_record(trace); | |
354 | while (1) { | |
355 | check_record(trace); | |
356 | add_tput(trace, tf->tput_gld); | |
357 | add_iop(trace, tf->iop_gld); | |
358 | add_io(trace, tf->gdd_writes, tf->gdd_reads); | |
359 | add_pending_io(trace, tf->queue_depth_gld); | |
360 | add_completed_io(trace, tf->latency_gld); | |
361 | ret = next_record(trace); | |
362 | if (ret) | |
363 | break; | |
364 | } | |
365 | } | |
e199d546 CM |
366 | list_for_each_entry(tf, &all_traces, list) { |
367 | trace = tf->trace; | |
368 | ||
369 | if (trace->mpstat_num_cpus == 0) | |
370 | continue; | |
371 | ||
372 | first_mpstat(trace); | |
373 | ||
374 | for (time = 0; time < tf->mpstat_stop_seconds; time ++) { | |
375 | for (i = 0; i < (trace->mpstat_num_cpus + 1) * MPSTAT_GRAPHS; i += MPSTAT_GRAPHS) { | |
376 | ret = read_mpstat_event(trace, &user, &sys, | |
377 | &iowait, &irq, &soft); | |
378 | if (ret) | |
379 | goto mpstat_done; | |
380 | if (next_mpstat_line(trace)) | |
381 | goto mpstat_done; | |
382 | ||
383 | if (sys > max_sys) | |
384 | max_sys = sys; | |
385 | if (user > max_user) | |
386 | max_user = user; | |
387 | if (irq > max_irq) | |
388 | max_irq = irq; | |
389 | if (iowait > max_iowait) | |
390 | max_iowait = iowait; | |
391 | ||
392 | add_mpstat_gld(time, sys, tf->mpstat_gld[i + MPSTAT_SYS]); | |
393 | add_mpstat_gld(time, irq, tf->mpstat_gld[i + MPSTAT_IRQ]); | |
394 | add_mpstat_gld(time, soft, tf->mpstat_gld[i + MPSTAT_SOFT]); | |
395 | add_mpstat_gld(time, user, tf->mpstat_gld[i + MPSTAT_USER]); | |
396 | add_mpstat_gld(time, iowait, tf->mpstat_gld[i + MPSTAT_IO]); | |
397 | } | |
398 | if (next_mpstat(trace) == NULL) | |
399 | break; | |
400 | } | |
401 | } | |
402 | ||
403 | mpstat_done: | |
404 | list_for_each_entry(tf, &all_traces, list) { | |
405 | trace = tf->trace; | |
406 | ||
407 | if (trace->mpstat_num_cpus == 0) | |
408 | continue; | |
409 | ||
410 | tf->mpstat_gld[MPSTAT_SYS]->max = max_sys; | |
411 | tf->mpstat_gld[MPSTAT_IRQ]->max = max_irq; | |
412 | tf->mpstat_gld[MPSTAT_SOFT]->max = max_soft; | |
413 | tf->mpstat_gld[MPSTAT_USER]->max = max_user; | |
414 | tf->mpstat_gld[MPSTAT_IO]->max = max_iowait;; | |
415 | } | |
416 | return; | |
9e066e23 CM |
417 | } |
418 | ||
419 | static void set_trace_label(char *label) | |
420 | { | |
421 | int cur = 0; | |
422 | struct trace_file *tf; | |
423 | int len = strlen(label); | |
424 | ||
425 | if (len > longest_label) | |
426 | longest_label = len; | |
427 | ||
428 | list_for_each_entry(tf, &all_traces, list) { | |
429 | if (cur == label_index) { | |
430 | tf->label = strdup(label); | |
431 | label_index++; | |
432 | break; | |
433 | } | |
434 | cur++; | |
435 | } | |
436 | } | |
437 | ||
438 | static char *graph_title = ""; | |
439 | static char *output_filename = "trace.svg"; | |
440 | static char *blktrace_device = NULL; | |
441 | static char *blktrace_outfile = "trace"; | |
442 | static char *blktrace_dest_dir = "."; | |
443 | static char *program_to_run = NULL; | |
444 | ||
445 | static void set_blktrace_outfile(char *arg) | |
446 | { | |
447 | char *s = strdup(arg); | |
448 | char *last_dot = strrchr(s, '.'); | |
449 | ||
450 | if (last_dot) { | |
451 | if (strcmp(last_dot, ".dump") == 0) | |
452 | *last_dot = '\0'; | |
453 | } | |
454 | blktrace_outfile = s; | |
455 | } | |
456 | ||
457 | ||
f752a6eb | 458 | static void compare_minmax_tf(struct trace_file *tf, int *max_seconds, u64 *min_offset, u64 *max_offset) |
9e066e23 | 459 | { |
f752a6eb JK |
460 | if (tf->max_seconds > *max_seconds) |
461 | *max_seconds = tf->max_seconds; | |
ba758825 CM |
462 | if (tf->max_offset > *max_offset) |
463 | *max_offset = tf->max_offset; | |
9b9fa04b JK |
464 | if (tf->min_offset < *min_offset) |
465 | *min_offset = tf->min_offset; | |
9e066e23 CM |
466 | } |
467 | ||
230f0601 | 468 | static void set_all_minmax_tf(int min_seconds, int max_seconds, u64 min_offset, u64 max_offset) |
9e066e23 | 469 | { |
ba758825 | 470 | struct trace_file *tf; |
9e066e23 | 471 | |
ba758825 | 472 | list_for_each_entry(tf, &all_traces, list) { |
230f0601 | 473 | tf->min_seconds = min_seconds; |
f752a6eb | 474 | tf->max_seconds = max_seconds; |
9b9fa04b | 475 | tf->min_offset = min_offset; |
ba758825 CM |
476 | tf->max_offset = max_offset; |
477 | } | |
478 | } | |
9e066e23 | 479 | |
ba758825 CM |
480 | static char *create_movie_temp_dir(void) |
481 | { | |
482 | char *ret; | |
abf08f96 | 483 | char *pattern = strdup("io-movie-XXXXXX");; |
9e066e23 | 484 | |
ba758825 CM |
485 | ret = mkdtemp(pattern); |
486 | if (!ret) { | |
487 | perror("Unable to create temp directory for movie files"); | |
488 | exit(1); | |
489 | } | |
490 | return ret; | |
491 | } | |
9e066e23 | 492 | |
ba758825 CM |
493 | static struct plot_history *alloc_plot_history(char *color) |
494 | { | |
495 | struct plot_history *ph = calloc(1, sizeof(struct plot_history)); | |
496 | ||
497 | if (!ph) { | |
498 | perror("memory allocation failed"); | |
499 | exit(1); | |
9e066e23 | 500 | } |
ba758825 CM |
501 | ph->history = calloc(4096, sizeof(double)); |
502 | if (!ph->history) { | |
503 | perror("memory allocation failed"); | |
504 | exit(1); | |
505 | } | |
506 | ph->history_len = 4096; | |
507 | ph->color = color; | |
508 | return ph; | |
9e066e23 CM |
509 | } |
510 | ||
ba758825 CM |
511 | LIST_HEAD(movie_history_writes); |
512 | LIST_HEAD(movie_history_reads); | |
513 | int num_histories = 0; | |
514 | ||
515 | static void add_history(struct plot_history *ph, struct list_head *list) | |
9e066e23 | 516 | { |
ba758825 CM |
517 | struct plot_history *entry; |
518 | ||
519 | list_add_tail(&ph->list, list); | |
520 | num_histories++; | |
521 | ||
522 | if (num_histories > 12) { | |
523 | num_histories--; | |
524 | entry = list_entry(list->next, struct plot_history, list); | |
525 | list_del(&entry->list); | |
526 | free(entry->history); | |
527 | free(entry); | |
528 | } | |
9e066e23 CM |
529 | } |
530 | ||
ba758825 | 531 | static void plot_movie_history(struct plot *plot, struct list_head *list) |
9e066e23 | 532 | { |
ba758825 CM |
533 | struct plot_history *ph; |
534 | ||
abf08f96 CM |
535 | if (num_histories > 2) |
536 | rewind_spindle_steps(num_histories - 1); | |
537 | ||
ba758825 | 538 | list_for_each_entry(ph, list, list) { |
abf08f96 CM |
539 | if (movie_style == MOVIE_SPINDLE) |
540 | svg_io_graph_movie_array_spindle(plot, ph); | |
541 | else | |
542 | svg_io_graph_movie_array(plot, ph); | |
ba758825 CM |
543 | } |
544 | } | |
9e066e23 | 545 | |
ba758825 CM |
546 | static void free_all_plot_history(struct list_head *head) |
547 | { | |
548 | struct plot_history *entry; | |
549 | while (!list_empty(head)) { | |
550 | entry = list_entry(head->next, struct plot_history, list); | |
551 | list_del(&entry->list); | |
552 | free(entry->history); | |
553 | free(entry); | |
9e066e23 CM |
554 | } |
555 | } | |
556 | ||
230f0601 | 557 | static void plot_io(struct plot *plot, int min_seconds, int max_seconds, u64 min_offset, u64 max_offset) |
9e066e23 CM |
558 | { |
559 | struct trace_file *tf; | |
560 | ||
cc3d54d5 CM |
561 | if (active_graphs[IO_GRAPH_INDEX] == 0) |
562 | return; | |
563 | ||
9e066e23 CM |
564 | setup_axis(plot); |
565 | ||
566 | svg_alloc_legend(plot, num_traces * 2); | |
567 | ||
568 | set_plot_label(plot, "Device IO"); | |
569 | set_ylabel(plot, "Offset (MB)"); | |
9b9fa04b JK |
570 | set_yticks(plot, 4, min_offset / (1024 * 1024), |
571 | max_offset / (1024 * 1024), ""); | |
230f0601 | 572 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
9e066e23 CM |
573 | |
574 | list_for_each_entry(tf, &all_traces, list) { | |
575 | char *label = tf->label; | |
576 | ||
577 | if (!label) | |
578 | label = ""; | |
579 | svg_io_graph(plot, tf->gdd_reads, tf->read_color); | |
580 | if (tf->gdd_reads->total_ios) | |
581 | svg_add_legend(plot, label, " Reads", tf->read_color); | |
582 | ||
583 | svg_io_graph(plot, tf->gdd_writes, tf->write_color); | |
584 | if (tf->gdd_writes->total_ios) { | |
585 | svg_add_legend(plot, label, " Writes", tf->write_color); | |
586 | } | |
587 | } | |
588 | if (plot->add_xlabel) | |
589 | set_xlabel(plot, "Time (seconds)"); | |
590 | svg_write_legend(plot); | |
591 | close_plot(plot); | |
592 | } | |
593 | ||
230f0601 | 594 | static void plot_tput(struct plot *plot, int min_seconds, int max_seconds) |
9e066e23 CM |
595 | { |
596 | struct trace_file *tf; | |
597 | char *units; | |
598 | char line[128]; | |
599 | u64 max = 0; | |
600 | ||
cc3d54d5 CM |
601 | if (active_graphs[TPUT_GRAPH_INDEX] == 0) |
602 | return; | |
603 | ||
9e066e23 CM |
604 | if (num_traces > 1) |
605 | svg_alloc_legend(plot, num_traces); | |
606 | list_for_each_entry(tf, &all_traces, list) { | |
607 | if (tf->tput_gld->max > max) | |
608 | max = tf->tput_gld->max; | |
609 | } | |
610 | list_for_each_entry(tf, &all_traces, list) | |
611 | tf->tput_gld->max = max; | |
612 | ||
9e066e23 CM |
613 | setup_axis(plot); |
614 | set_plot_label(plot, "Throughput"); | |
615 | ||
616 | tf = list_entry(all_traces.next, struct trace_file, list); | |
617 | ||
618 | scale_line_graph_bytes(&max, &units, 1024); | |
619 | sprintf(line, "%sB/s", units); | |
620 | set_ylabel(plot, line); | |
621 | set_yticks(plot, 4, 0, max, ""); | |
230f0601 | 622 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
9e066e23 CM |
623 | |
624 | list_for_each_entry(tf, &all_traces, list) { | |
bfb0e441 | 625 | svg_line_graph(plot, tf->tput_gld, tf->read_color, 0, 0); |
9e066e23 CM |
626 | if (num_traces > 1) |
627 | svg_add_legend(plot, tf->label, "", tf->read_color); | |
628 | } | |
629 | ||
630 | if (plot->add_xlabel) | |
631 | set_xlabel(plot, "Time (seconds)"); | |
632 | if (num_traces > 1) | |
633 | svg_write_legend(plot); | |
634 | close_plot(plot); | |
cc3d54d5 | 635 | total_graphs_written++; |
9e066e23 CM |
636 | } |
637 | ||
f752a6eb | 638 | static void plot_cpu(struct plot *plot, int max_seconds, char *label, |
8ed9516f CM |
639 | int active_index, int gld_index) |
640 | { | |
641 | struct trace_file *tf; | |
642 | int max = 0; | |
643 | int i; | |
644 | int gld_i; | |
645 | char *color; | |
646 | double avg = 0; | |
647 | int ymax; | |
648 | int plotted = 0; | |
649 | ||
cc3d54d5 CM |
650 | if (active_graphs[active_index] == 0) |
651 | return; | |
652 | ||
8ed9516f CM |
653 | list_for_each_entry(tf, &all_traces, list) { |
654 | if (tf->trace->mpstat_num_cpus > max) | |
655 | max = tf->trace->mpstat_num_cpus; | |
656 | } | |
657 | if (max == 0) | |
cc3d54d5 | 658 | return; |
8ed9516f CM |
659 | |
660 | tf = list_entry(all_traces.next, struct trace_file, list); | |
661 | ||
662 | ymax = tf->mpstat_gld[gld_index]->max; | |
663 | if (ymax == 0) | |
cc3d54d5 | 664 | return; |
8ed9516f CM |
665 | |
666 | svg_alloc_legend(plot, num_traces * max); | |
667 | ||
8ed9516f CM |
668 | setup_axis(plot); |
669 | set_plot_label(plot, label); | |
670 | ||
f752a6eb | 671 | max_seconds = tf->mpstat_max_seconds; |
8ed9516f CM |
672 | |
673 | set_yticks(plot, 4, 0, tf->mpstat_gld[gld_index]->max, ""); | |
674 | set_ylabel(plot, "Percent"); | |
230f0601 | 675 | set_xticks(plot, num_xticks, tf->mpstat_min_seconds, max_seconds); |
8ed9516f CM |
676 | |
677 | cpu_color_index = 0; | |
678 | list_for_each_entry(tf, &all_traces, list) { | |
230f0601 JK |
679 | for (i = tf->mpstat_gld[0]->min_seconds; |
680 | i < tf->mpstat_gld[0]->stop_seconds; i++) { | |
8ed9516f CM |
681 | if (tf->mpstat_gld[gld_index]->data[i].count) { |
682 | avg += (tf->mpstat_gld[gld_index]->data[i].sum / | |
683 | tf->mpstat_gld[gld_index]->data[i].count); | |
684 | } | |
685 | } | |
230f0601 JK |
686 | avg /= tf->mpstat_gld[gld_index]->stop_seconds - |
687 | tf->mpstat_gld[gld_index]->min_seconds; | |
8ed9516f CM |
688 | color = pick_cpu_color(); |
689 | svg_line_graph(plot, tf->mpstat_gld[0], color, 0, 0); | |
690 | svg_add_legend(plot, tf->label, " avg", color); | |
691 | ||
692 | for (i = 1; i < tf->trace->mpstat_num_cpus + 1; i++) { | |
693 | struct graph_line_data *gld = tf->mpstat_gld[i * MPSTAT_GRAPHS + gld_index]; | |
694 | double this_avg = 0; | |
695 | ||
230f0601 JK |
696 | for (gld_i = gld->min_seconds; |
697 | gld_i < gld->stop_seconds; gld_i++) { | |
f5f8c982 CM |
698 | if (gld->data[i].count) { |
699 | this_avg += gld->data[i].sum / | |
700 | gld->data[i].count; | |
701 | } | |
702 | } | |
8ed9516f | 703 | |
230f0601 | 704 | this_avg /= gld->stop_seconds - gld->min_seconds; |
8ed9516f | 705 | |
230f0601 JK |
706 | for (gld_i = gld->min_seconds; |
707 | gld_i < gld->stop_seconds; gld_i++) { | |
8ed9516f CM |
708 | double val; |
709 | ||
710 | if (gld->data[gld_i].count == 0) | |
711 | continue; | |
712 | val = (double)gld->data[gld_i].sum / | |
713 | gld->data[gld_i].count; | |
714 | ||
715 | if (this_avg > avg + 30 || val > 95) { | |
716 | color = pick_cpu_color(); | |
717 | svg_line_graph(plot, gld, color, avg + 30, 95); | |
718 | snprintf(line, line_len, " CPU %d\n", i - 1); | |
719 | svg_add_legend(plot, tf->label, line, color); | |
720 | plotted++; | |
721 | break; | |
722 | } | |
723 | ||
724 | } | |
725 | } | |
726 | } | |
727 | ||
728 | if (plot->add_xlabel) | |
729 | set_xlabel(plot, "Time (seconds)"); | |
730 | ||
731 | if (!plot->no_legend) { | |
732 | svg_write_legend(plot); | |
733 | svg_free_legend(plot); | |
734 | } | |
cc3d54d5 CM |
735 | close_plot(plot); |
736 | total_graphs_written++; | |
8ed9516f CM |
737 | } |
738 | ||
230f0601 | 739 | static void plot_queue_depth(struct plot *plot, int min_seconds, int max_seconds) |
8ed9516f CM |
740 | { |
741 | struct trace_file *tf; | |
742 | ||
cc3d54d5 CM |
743 | if (active_graphs[QUEUE_DEPTH_GRAPH_INDEX] == 0) |
744 | return; | |
8ed9516f CM |
745 | |
746 | setup_axis(plot); | |
747 | set_plot_label(plot, "Queue Depth"); | |
748 | if (num_traces > 1) | |
749 | svg_alloc_legend(plot, num_traces); | |
750 | ||
751 | tf = list_entry(all_traces.next, struct trace_file, list); | |
752 | set_ylabel(plot, "Pending IO"); | |
753 | set_yticks(plot, 4, 0, tf->queue_depth_gld->max, ""); | |
230f0601 | 754 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
8ed9516f CM |
755 | |
756 | list_for_each_entry(tf, &all_traces, list) { | |
757 | svg_line_graph(plot, tf->queue_depth_gld, tf->read_color, 0, 0); | |
758 | if (num_traces > 1) | |
759 | svg_add_legend(plot, tf->label, "", tf->read_color); | |
760 | } | |
761 | ||
762 | if (plot->add_xlabel) | |
763 | set_xlabel(plot, "Time (seconds)"); | |
764 | if (num_traces > 1) | |
765 | svg_write_legend(plot); | |
8ed9516f | 766 | close_plot(plot); |
cc3d54d5 | 767 | total_graphs_written++; |
8ed9516f CM |
768 | } |
769 | ||
ba758825 CM |
770 | static void convert_movie_files(char *movie_dir) |
771 | { | |
772 | fprintf(stderr, "Converting svg files in %s\n", movie_dir); | |
773 | snprintf(line, line_len, "find %s -name \\*.svg | xargs -I{} -n 1 -P 8 rsvg-convert -o {}.png {}", | |
774 | movie_dir); | |
775 | system(line); | |
776 | } | |
777 | ||
778 | static void mencode_movie(char *movie_dir) | |
779 | { | |
780 | fprintf(stderr, "Creating movie %s\n", movie_dir); | |
abf08f96 | 781 | snprintf(line, line_len, "ffmpeg -r 20 -y -i %s/%%10d-%s.svg.png -b:v 250k " |
7a147342 | 782 | "-vcodec libx264 %s", movie_dir, output_filename, output_filename); |
ba758825 CM |
783 | system(line); |
784 | } | |
785 | ||
786 | static void cleanup_movie(char *movie_dir) | |
787 | { | |
788 | fprintf(stderr, "Removing movie dir %s\n", movie_dir); | |
789 | snprintf(line, line_len, "rm %s/*", movie_dir); | |
790 | system(line); | |
791 | ||
792 | snprintf(line, line_len, "rmdir %s", movie_dir); | |
793 | system(line); | |
794 | } | |
795 | ||
796 | static void plot_io_movie(struct plot *plot) | |
797 | { | |
798 | struct trace_file *tf; | |
799 | char *movie_dir = create_movie_temp_dir(); | |
800 | int i; | |
801 | struct plot_history *read_history; | |
802 | struct plot_history *write_history; | |
803 | int batch_i; | |
804 | int movie_len = 30; | |
abf08f96 | 805 | int movie_frames_per_sec = 20; |
ba758825 CM |
806 | int total_frames = movie_len * movie_frames_per_sec; |
807 | int rows, cols; | |
808 | int batch_count; | |
8ed9516f CM |
809 | int graph_width_factor = 5; |
810 | int orig_y_offset; | |
ba758825 CM |
811 | |
812 | get_graph_size(&cols, &rows); | |
813 | batch_count = cols / total_frames; | |
814 | ||
815 | if (batch_count == 0) | |
816 | batch_count = 1; | |
817 | ||
818 | list_for_each_entry(tf, &all_traces, list) { | |
819 | char *label = tf->label; | |
820 | if (!label) | |
821 | label = ""; | |
822 | ||
823 | i = 0; | |
824 | while (i < cols) { | |
825 | snprintf(line, line_len, "%s/%010d-%s.svg", movie_dir, i, output_filename); | |
826 | set_plot_output(plot, line); | |
ba758825 | 827 | set_plot_title(plot, graph_title); |
8ed9516f CM |
828 | orig_y_offset = plot->start_y_offset; |
829 | ||
830 | plot->no_legend = 1; | |
831 | ||
832 | set_graph_size(cols / graph_width_factor, rows / 8); | |
cc3d54d5 | 833 | plot->timeline = i / graph_width_factor; |
8ed9516f | 834 | |
230f0601 JK |
835 | plot_tput(plot, tf->gdd_reads->min_seconds, |
836 | tf->gdd_reads->max_seconds); | |
8ed9516f | 837 | |
f752a6eb | 838 | plot_cpu(plot, tf->gdd_reads->max_seconds, |
cc3d54d5 | 839 | "CPU System Time", CPU_SYS_GRAPH_INDEX, MPSTAT_SYS); |
8ed9516f | 840 | |
cc3d54d5 | 841 | plot->direction = PLOT_ACROSS; |
230f0601 JK |
842 | plot_queue_depth(plot, tf->gdd_reads->min_seconds, |
843 | tf->gdd_reads->max_seconds); | |
8ed9516f CM |
844 | |
845 | /* movie graph starts here */ | |
846 | plot->start_y_offset = orig_y_offset; | |
847 | set_graph_size(cols - cols / graph_width_factor, rows); | |
848 | plot->no_legend = 0; | |
cc3d54d5 CM |
849 | plot->timeline = 0; |
850 | plot->direction = PLOT_DOWN;; | |
8ed9516f | 851 | |
abf08f96 CM |
852 | if (movie_style == MOVIE_SPINDLE) |
853 | setup_axis_spindle(plot); | |
854 | else | |
855 | setup_axis(plot); | |
856 | ||
ba758825 CM |
857 | svg_alloc_legend(plot, num_traces * 2); |
858 | ||
859 | read_history = alloc_plot_history(tf->read_color); | |
860 | write_history = alloc_plot_history(tf->write_color); | |
861 | read_history->col = i; | |
862 | write_history->col = i; | |
863 | ||
864 | if (tf->gdd_reads->total_ios) | |
865 | svg_add_legend(plot, label, " Reads", tf->read_color); | |
866 | if (tf->gdd_writes->total_ios) | |
867 | svg_add_legend(plot, label, " Writes", tf->write_color); | |
868 | ||
869 | batch_i = 0; | |
870 | while (i < cols && batch_i < batch_count) { | |
ba758825 | 871 | svg_io_graph_movie(tf->gdd_reads, read_history, i); |
ba758825 CM |
872 | svg_io_graph_movie(tf->gdd_writes, write_history, i); |
873 | i++; | |
874 | batch_i++; | |
875 | } | |
876 | ||
877 | add_history(read_history, &movie_history_reads); | |
878 | add_history(write_history, &movie_history_writes); | |
879 | ||
880 | plot_movie_history(plot, &movie_history_reads); | |
881 | plot_movie_history(plot, &movie_history_writes); | |
882 | ||
883 | svg_write_legend(plot); | |
884 | close_plot(plot); | |
ba758825 | 885 | close_plot(plot); |
ba758825 | 886 | |
abf08f96 | 887 | close_plot_file(plot); |
ba758825 CM |
888 | } |
889 | free_all_plot_history(&movie_history_reads); | |
890 | free_all_plot_history(&movie_history_writes); | |
891 | } | |
892 | convert_movie_files(movie_dir); | |
893 | mencode_movie(movie_dir); | |
894 | cleanup_movie(movie_dir); | |
895 | free(movie_dir); | |
896 | } | |
897 | ||
230f0601 | 898 | static void plot_latency(struct plot *plot, int min_seconds, int max_seconds) |
9e066e23 CM |
899 | { |
900 | struct trace_file *tf; | |
901 | char *units; | |
902 | char line[128]; | |
903 | u64 max = 0; | |
904 | ||
905 | if (active_graphs[LATENCY_GRAPH_INDEX] == 0) | |
906 | return; | |
907 | ||
908 | if (num_traces > 1) | |
909 | svg_alloc_legend(plot, num_traces); | |
910 | list_for_each_entry(tf, &all_traces, list) { | |
911 | if (tf->latency_gld->max > max) | |
912 | max = tf->latency_gld->max; | |
913 | } | |
914 | list_for_each_entry(tf, &all_traces, list) | |
915 | tf->latency_gld->max = max; | |
916 | ||
9e066e23 CM |
917 | setup_axis(plot); |
918 | set_plot_label(plot, "IO Latency"); | |
919 | ||
920 | tf = list_entry(all_traces.next, struct trace_file, list); | |
921 | ||
922 | scale_line_graph_time(&max, &units); | |
923 | sprintf(line, "latency (%ss)", units); | |
924 | set_ylabel(plot, line); | |
925 | set_yticks(plot, 4, 0, max, ""); | |
230f0601 | 926 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
9e066e23 CM |
927 | |
928 | list_for_each_entry(tf, &all_traces, list) { | |
bfb0e441 | 929 | svg_line_graph(plot, tf->latency_gld, tf->read_color, 0, 0); |
9e066e23 CM |
930 | if (num_traces > 1) |
931 | svg_add_legend(plot, tf->label, "", tf->read_color); | |
932 | } | |
933 | ||
934 | if (plot->add_xlabel) | |
935 | set_xlabel(plot, "Time (seconds)"); | |
936 | if (num_traces > 1) | |
937 | svg_write_legend(plot); | |
938 | close_plot(plot); | |
cc3d54d5 | 939 | total_graphs_written++; |
9e066e23 CM |
940 | } |
941 | ||
230f0601 | 942 | static void plot_iops(struct plot *plot, int min_seconds, int max_seconds) |
9e066e23 CM |
943 | { |
944 | struct trace_file *tf; | |
945 | char *units; | |
946 | u64 max = 0; | |
947 | ||
948 | if (active_graphs[IOPS_GRAPH_INDEX] == 0) | |
949 | return; | |
950 | ||
951 | list_for_each_entry(tf, &all_traces, list) { | |
952 | if (tf->iop_gld->max > max) | |
953 | max = tf->iop_gld->max; | |
954 | } | |
955 | ||
956 | list_for_each_entry(tf, &all_traces, list) | |
957 | tf->iop_gld->max = max; | |
958 | ||
9e066e23 CM |
959 | setup_axis(plot); |
960 | set_plot_label(plot, "IOPs"); | |
961 | if (num_traces > 1) | |
962 | svg_alloc_legend(plot, num_traces); | |
963 | ||
964 | tf = list_entry(all_traces.next, struct trace_file, list); | |
965 | ||
966 | scale_line_graph_bytes(&max, &units, 1000); | |
967 | set_ylabel(plot, "IO/s"); | |
968 | ||
969 | set_yticks(plot, 4, 0, max, units); | |
230f0601 | 970 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
9e066e23 CM |
971 | |
972 | list_for_each_entry(tf, &all_traces, list) { | |
bfb0e441 | 973 | svg_line_graph(plot, tf->iop_gld, tf->read_color, 0, 0); |
9e066e23 CM |
974 | if (num_traces > 1) |
975 | svg_add_legend(plot, tf->label, "", tf->read_color); | |
976 | } | |
977 | ||
978 | if (plot->add_xlabel) | |
979 | set_xlabel(plot, "Time (seconds)"); | |
980 | if (num_traces > 1) | |
981 | svg_write_legend(plot); | |
982 | ||
983 | close_plot(plot); | |
cc3d54d5 CM |
984 | total_graphs_written++; |
985 | } | |
986 | ||
987 | static void check_plot_columns(struct plot *plot, int index) | |
988 | { | |
989 | int count; | |
990 | ||
991 | if (columns > 1 && (total_graphs_written == 0 || | |
992 | total_graphs_written % columns != 0)) { | |
993 | count = graphs_left(index); | |
994 | if (plot->direction == PLOT_DOWN) { | |
995 | plot->start_x_offset = 0; | |
996 | if (count <= columns) | |
997 | plot->add_xlabel = 1; | |
998 | } | |
999 | plot->direction = PLOT_ACROSS; | |
1000 | ||
1001 | } else { | |
1002 | plot->direction = PLOT_DOWN; | |
1003 | if (index == last_active_graph) | |
1004 | plot->add_xlabel = 1; | |
1005 | } | |
1006 | ||
9e066e23 CM |
1007 | } |
1008 | ||
ba758825 CM |
1009 | enum { |
1010 | HELP_LONG_OPT = 1, | |
1011 | }; | |
1012 | ||
cc3d54d5 | 1013 | char *option_string = "T:t:o:l:r:O:N:d:p:m::h:w:c:"; |
ba758825 | 1014 | static struct option long_options[] = { |
cc3d54d5 | 1015 | {"columns", required_argument, 0, 'c'}, |
ba758825 CM |
1016 | {"title", required_argument, 0, 'T'}, |
1017 | {"trace", required_argument, 0, 't'}, | |
1018 | {"output", required_argument, 0, 'o'}, | |
1019 | {"label", required_argument, 0, 'l'}, | |
1020 | {"rolling", required_argument, 0, 'r'}, | |
1021 | {"no-graph", required_argument, 0, 'N'}, | |
1022 | {"only-graph", required_argument, 0, 'O'}, | |
1023 | {"device", required_argument, 0, 'd'}, | |
1024 | {"prog", required_argument, 0, 'p'}, | |
abf08f96 | 1025 | {"movie", optional_argument, 0, 'm'}, |
ba758825 CM |
1026 | {"width", required_argument, 0, 'w'}, |
1027 | {"height", required_argument, 0, 'h'}, | |
5a870f23 | 1028 | {"help", no_argument, 0, HELP_LONG_OPT}, |
ba758825 CM |
1029 | {0, 0, 0, 0} |
1030 | }; | |
1031 | ||
1032 | static void print_usage(void) | |
1033 | { | |
1034 | fprintf(stderr, "iowatcher usage:\n" | |
1035 | "\t-d (--device): device for blktrace to trace\n" | |
1036 | "\t-t (--trace): trace file name (more than one allowed)\n" | |
1037 | "\t-l (--label): trace label in the graph\n" | |
1038 | "\t-o (--output): output file name (SVG only)\n" | |
1039 | "\t-p (--prog): program to run while blktrace is run\n" | |
c5245584 | 1040 | "\t-m (--movie [=spindle|rect]): create IO animations\n" |
ba758825 CM |
1041 | "\t-r (--rolling): number of seconds in the rolling averge\n" |
1042 | "\t-T (--title): graph title\n" | |
5122a20d CM |
1043 | "\t-N (--no-graph): skip a single graph (io, tput, latency, queue_depth, \n" |
1044 | "\t\t\tiops, cpu-sys, cpu-io, cpu-irq cpu-soft cpu-user)\n" | |
1045 | "\t-O (--only-graph): add a single graph to the output\n" | |
ba758825 CM |
1046 | "\t-h (--height): set the height of each graph\n" |
1047 | "\t-w (--width): set the width of each graph\n" | |
cc3d54d5 | 1048 | "\t-c (--columns): numbers of columns in graph output\n" |
ba758825 CM |
1049 | ); |
1050 | exit(1); | |
1051 | } | |
1052 | ||
1053 | static int parse_options(int ac, char **av) | |
1054 | { | |
1055 | int c; | |
1056 | int disabled = 0; | |
1057 | ||
1058 | while (1) { | |
1059 | // int this_option_optind = optind ? optind : 1; | |
1060 | int option_index = 0; | |
1061 | ||
1062 | c = getopt_long(ac, av, option_string, | |
1063 | long_options, &option_index); | |
1064 | ||
1065 | if (c == -1) | |
1066 | break; | |
1067 | ||
1068 | switch(c) { | |
1069 | case 'T': | |
1070 | graph_title = strdup(optarg); | |
1071 | break; | |
1072 | case 't': | |
1073 | add_trace_file(optarg); | |
1074 | set_blktrace_outfile(optarg); | |
1075 | break; | |
1076 | case 'o': | |
1077 | output_filename = strdup(optarg); | |
1078 | break; | |
1079 | case 'l': | |
1080 | set_trace_label(optarg); | |
1081 | break; | |
1082 | case 'r': | |
1083 | set_rolling_avg(atoi(optarg)); | |
1084 | break; | |
1085 | case 'O': | |
1086 | if (!disabled) { | |
1087 | disable_all_graphs(); | |
1088 | disabled = 1; | |
1089 | } | |
1090 | enable_one_graph(optarg); | |
1091 | break; | |
1092 | case 'N': | |
1093 | disable_one_graph(optarg); | |
1094 | break; | |
1095 | case 'd': | |
1096 | blktrace_device = strdup(optarg); | |
1097 | break; | |
1098 | case 'p': | |
1099 | program_to_run = strdup(optarg); | |
1100 | break; | |
1101 | case 'm': | |
1102 | make_movie = 1; | |
abf08f96 CM |
1103 | if (optarg) { |
1104 | movie_style = lookup_movie_style(optarg); | |
1105 | if (movie_style < 0) { | |
1106 | fprintf(stderr, "Unknown movie style %s\n", optarg); | |
1107 | print_usage(); | |
1108 | } | |
1109 | } | |
1110 | fprintf(stderr, "Using movie style: %s\n", | |
1111 | movie_styles[movie_style]); | |
ba758825 CM |
1112 | break; |
1113 | case 'h': | |
1114 | opt_graph_height = atoi(optarg); | |
1115 | break; | |
1116 | case 'w': | |
1117 | opt_graph_width = atoi(optarg); | |
1118 | break; | |
cc3d54d5 CM |
1119 | case 'c': |
1120 | columns = atoi(optarg); | |
1121 | break; | |
ba758825 CM |
1122 | case '?': |
1123 | case HELP_LONG_OPT: | |
1124 | print_usage(); | |
1125 | break; | |
1126 | default: | |
1127 | break; | |
1128 | } | |
1129 | } | |
1130 | return 0; | |
1131 | } | |
1132 | ||
1133 | ||
9e066e23 CM |
1134 | int main(int ac, char **av) |
1135 | { | |
1136 | struct plot *plot; | |
230f0601 | 1137 | int min_seconds = 0; |
f752a6eb | 1138 | int max_seconds = 0; |
9e066e23 | 1139 | u64 max_offset = 0; |
9b9fa04b | 1140 | u64 min_offset = ~(u64)0; |
9e066e23 CM |
1141 | struct trace_file *tf; |
1142 | int ret; | |
cc3d54d5 | 1143 | int rows, cols; |
9e066e23 CM |
1144 | |
1145 | init_io_hash_table(); | |
1146 | ||
1147 | enable_all_graphs(); | |
1148 | ||
1149 | parse_options(ac, av); | |
1150 | ||
1151 | last_active_graph = last_graph(); | |
ba758825 CM |
1152 | if (make_movie) { |
1153 | set_io_graph_scale(256); | |
abf08f96 | 1154 | if (movie_style == MOVIE_SPINDLE) |
8ed9516f | 1155 | set_graph_size(750, 550); |
abf08f96 CM |
1156 | else |
1157 | set_graph_size(700, 400); | |
cc3d54d5 CM |
1158 | |
1159 | /* | |
1160 | * the plots in the movie don't have a seconds | |
1161 | * line yet, this makes us skip it | |
1162 | */ | |
1163 | last_active_graph = TOTAL_GRAPHS + 1; | |
ba758825 CM |
1164 | } |
1165 | if (opt_graph_height) | |
1166 | set_graph_height(opt_graph_height); | |
1167 | ||
1168 | if (opt_graph_width) | |
cc3d54d5 | 1169 | set_graph_width(opt_graph_width); |
9e066e23 CM |
1170 | |
1171 | if (list_empty(&all_traces)) { | |
1172 | fprintf(stderr, "No traces found, exiting\n"); | |
1173 | exit(1); | |
1174 | } | |
1175 | ||
1176 | if (blktrace_device) { | |
1177 | ret = start_blktrace(blktrace_device, blktrace_outfile, | |
1178 | blktrace_dest_dir); | |
1179 | if (ret) { | |
1180 | fprintf(stderr, "exiting due to blktrace failure\n"); | |
1181 | exit(1); | |
1182 | } | |
e199d546 | 1183 | start_mpstat(blktrace_outfile); |
9e066e23 CM |
1184 | if (program_to_run) { |
1185 | ret = run_program(program_to_run); | |
1186 | if (ret) { | |
1187 | fprintf(stderr, "failed to run %s\n", | |
1188 | program_to_run); | |
1189 | exit(1); | |
1190 | } | |
1191 | wait_for_tracers(); | |
1192 | blktrace_to_dump(blktrace_outfile); | |
1193 | } else { | |
1194 | /* no program specified, just wait for | |
1195 | * blktrace to exit | |
1196 | */ | |
1197 | wait_for_tracers(); | |
1198 | } | |
1199 | } | |
1200 | ||
1201 | /* step one, read all the traces */ | |
1202 | read_traces(); | |
1203 | ||
1204 | /* step two, find the maxes for time and offset */ | |
1205 | list_for_each_entry(tf, &all_traces, list) | |
f752a6eb | 1206 | compare_minmax_tf(tf, &max_seconds, &min_offset, &max_offset); |
9e066e23 | 1207 | /* push the max we found into all the tfs */ |
230f0601 | 1208 | set_all_minmax_tf(min_seconds, max_seconds, min_offset, max_offset); |
9e066e23 CM |
1209 | |
1210 | /* alloc graphing structs for all the traces */ | |
1211 | setup_trace_file_graphs(); | |
1212 | ||
1213 | /* run through all the traces and read their events */ | |
1214 | read_trace_events(); | |
1215 | ||
ba758825 CM |
1216 | plot = alloc_plot(); |
1217 | ||
1218 | if (make_movie) { | |
1219 | plot_io_movie(plot); | |
1220 | exit(0); | |
9e066e23 CM |
1221 | } |
1222 | ||
ba758825 | 1223 | set_plot_output(plot, output_filename); |
9e066e23 | 1224 | |
e199d546 | 1225 | if (active_graphs[IO_GRAPH_INDEX] || found_mpstat) |
9e066e23 CM |
1226 | set_legend_width(longest_label + strlen("writes")); |
1227 | else if (num_traces > 1) | |
1228 | set_legend_width(longest_label); | |
1229 | else | |
1230 | set_legend_width(0); | |
1231 | ||
cc3d54d5 CM |
1232 | get_graph_size(&cols, &rows); |
1233 | if (columns > 1) | |
1234 | plot->add_xlabel = 1; | |
e4df8968 | 1235 | set_plot_title(plot, graph_title); |
cc3d54d5 | 1236 | |
230f0601 | 1237 | plot_io(plot, min_seconds, max_seconds, min_offset, max_offset); |
cc3d54d5 CM |
1238 | plot->add_xlabel = 0; |
1239 | ||
1240 | if (columns > 1) { | |
1241 | set_graph_size(cols / columns, rows); | |
1242 | num_xticks /= columns; | |
1243 | if (num_xticks < 2) | |
1244 | num_xticks = 2; | |
1245 | } | |
1246 | ||
1247 | check_plot_columns(plot, TPUT_GRAPH_INDEX); | |
230f0601 | 1248 | plot_tput(plot, min_seconds, max_seconds); |
cc3d54d5 CM |
1249 | |
1250 | check_plot_columns(plot, CPU_IO_GRAPH_INDEX); | |
f752a6eb | 1251 | plot_cpu(plot, max_seconds, "CPU IO Wait Time", |
e199d546 | 1252 | CPU_IO_GRAPH_INDEX, MPSTAT_IO); |
cc3d54d5 CM |
1253 | |
1254 | check_plot_columns(plot, CPU_SYS_GRAPH_INDEX); | |
f752a6eb | 1255 | plot_cpu(plot, max_seconds, "CPU System Time", |
e199d546 | 1256 | CPU_SYS_GRAPH_INDEX, MPSTAT_SYS); |
cc3d54d5 CM |
1257 | |
1258 | check_plot_columns(plot, CPU_IRQ_GRAPH_INDEX); | |
f752a6eb | 1259 | plot_cpu(plot, max_seconds, "CPU IRQ Time", |
e199d546 | 1260 | CPU_IRQ_GRAPH_INDEX, MPSTAT_IRQ); |
cc3d54d5 CM |
1261 | |
1262 | check_plot_columns(plot, CPU_SOFT_GRAPH_INDEX); | |
f752a6eb | 1263 | plot_cpu(plot, max_seconds, "CPU SoftIRQ Time", |
e199d546 | 1264 | CPU_SOFT_GRAPH_INDEX, MPSTAT_SOFT); |
cc3d54d5 CM |
1265 | |
1266 | check_plot_columns(plot, CPU_USER_GRAPH_INDEX); | |
f752a6eb | 1267 | plot_cpu(plot, max_seconds, "CPU User Time", |
e199d546 CM |
1268 | CPU_USER_GRAPH_INDEX, MPSTAT_USER); |
1269 | ||
cc3d54d5 | 1270 | check_plot_columns(plot, LATENCY_GRAPH_INDEX); |
230f0601 | 1271 | plot_latency(plot, min_seconds, max_seconds); |
cc3d54d5 CM |
1272 | |
1273 | check_plot_columns(plot, QUEUE_DEPTH_GRAPH_INDEX); | |
230f0601 | 1274 | plot_queue_depth(plot, min_seconds, max_seconds); |
cc3d54d5 CM |
1275 | |
1276 | check_plot_columns(plot, IOPS_GRAPH_INDEX); | |
230f0601 | 1277 | plot_iops(plot, min_seconds, max_seconds); |
9e066e23 CM |
1278 | |
1279 | /* once for all */ | |
1280 | close_plot(plot); | |
abf08f96 | 1281 | close_plot_file(plot); |
9e066e23 CM |
1282 | return 0; |
1283 | } |