blob: 4e2e61695986350a93b04b322712267068974e9e [file] [log] [blame]
Arjan van de Ven10274982009-09-12 07:53:05 +02001/*
2 * builtin-timechart.c - make an svg timechart of system activity
3 *
4 * (C) Copyright 2009 Intel Corporation
5 *
6 * Authors:
7 * Arjan van de Ven <arjan@linux.intel.com>
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; version 2
12 * of the License.
13 */
14
Arnaldo Carvalho de Meloa43783a2017-04-18 10:46:11 -030015#include <errno.h>
Arnaldo Carvalho de Melofd20e812017-04-17 15:23:08 -030016#include <inttypes.h>
Jiri Olsac85cffa2013-07-11 17:28:29 +020017#include <traceevent/event-parse.h>
18
Arjan van de Ven10274982009-09-12 07:53:05 +020019#include "builtin.h"
20
21#include "util/util.h"
22
23#include "util/color.h"
24#include <linux/list.h>
25#include "util/cache.h"
Jiri Olsa59366782013-07-11 17:28:30 +020026#include "util/evlist.h"
Arnaldo Carvalho de Meloe3f42602011-11-16 17:02:54 -020027#include "util/evsel.h"
Arnaldo Carvalho de Melo877a7a12017-04-17 11:39:06 -030028#include <linux/kernel.h>
Arjan van de Ven10274982009-09-12 07:53:05 +020029#include <linux/rbtree.h>
Arnaldo Carvalho de Meloaf4b2c92016-08-08 12:45:58 -030030#include <linux/time64.h>
Arjan van de Ven10274982009-09-12 07:53:05 +020031#include "util/symbol.h"
Arnaldo Carvalho de Meloe7ff8922017-04-19 21:34:35 -030032#include "util/thread.h"
Arjan van de Ven10274982009-09-12 07:53:05 +020033#include "util/callchain.h"
Arjan van de Ven10274982009-09-12 07:53:05 +020034
35#include "perf.h"
36#include "util/header.h"
Josh Poimboeuf4b6ab942015-12-15 09:39:39 -060037#include <subcmd/parse-options.h>
Arjan van de Ven10274982009-09-12 07:53:05 +020038#include "util/parse-events.h"
Li Zefan5cbd0802009-12-01 14:05:16 +080039#include "util/event.h"
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -020040#include "util/session.h"
Arjan van de Ven10274982009-09-12 07:53:05 +020041#include "util/svghelper.h"
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -020042#include "util/tool.h"
Jiri Olsaf5fc1412013-10-15 16:27:32 +020043#include "util/data.h"
Jiri Olsa84f5d362014-07-14 23:46:48 +020044#include "util/debug.h"
Arjan van de Ven10274982009-09-12 07:53:05 +020045
Thomas Renninger20c457b2011-01-03 17:50:45 +010046#define SUPPORT_OLD_POWER_EVENTS 1
47#define PWR_EVENT_EXIT -1
48
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -030049struct per_pid;
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -030050struct power_event;
Arnaldo Carvalho de Melo436b0da2013-11-28 13:26:33 -030051struct wake_event;
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -030052
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -030053struct timechart {
54 struct perf_tool tool;
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -030055 struct per_pid *all_data;
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -030056 struct power_event *power_events;
Arnaldo Carvalho de Melo436b0da2013-11-28 13:26:33 -030057 struct wake_event *wake_events;
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -030058 int proc_num;
59 unsigned int numcpus;
60 u64 min_freq, /* Lowest CPU frequency seen */
61 max_freq, /* Highest CPU frequency seen */
62 turbo_frequency,
63 first_time, last_time;
64 bool power_only,
65 tasks_only,
Stanislav Fomichevc5079992013-12-02 18:37:36 +040066 with_backtrace,
67 topology;
Arnaldo Carvalho de Melo86066062015-05-15 17:29:56 -030068 bool force;
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +040069 /* IO related settings */
Stanislav Fomichevd2431442014-07-08 20:03:43 +040070 bool io_only,
71 skip_eagain;
Arnaldo Carvalho de Melo86066062015-05-15 17:29:56 -030072 u64 io_events;
Stanislav Fomichevd2431442014-07-08 20:03:43 +040073 u64 min_time,
74 merge_dist;
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -030075};
Arjan van de Ven10274982009-09-12 07:53:05 +020076
Arjan van de Ven10274982009-09-12 07:53:05 +020077struct per_pidcomm;
Arjan van de Ven10274982009-09-12 07:53:05 +020078struct cpu_sample;
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +040079struct io_sample;
Arjan van de Ven10274982009-09-12 07:53:05 +020080
81/*
82 * Datastructure layout:
83 * We keep an list of "pid"s, matching the kernels notion of a task struct.
84 * Each "pid" entry, has a list of "comm"s.
85 * this is because we want to track different programs different, while
86 * exec will reuse the original pid (by design).
87 * Each comm has a list of samples that will be used to draw
88 * final graph.
89 */
90
91struct per_pid {
92 struct per_pid *next;
93
94 int pid;
95 int ppid;
96
97 u64 start_time;
98 u64 end_time;
99 u64 total_time;
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +0400100 u64 total_bytes;
Arjan van de Ven10274982009-09-12 07:53:05 +0200101 int display;
102
103 struct per_pidcomm *all;
104 struct per_pidcomm *current;
Arjan van de Ven10274982009-09-12 07:53:05 +0200105};
106
107
108struct per_pidcomm {
109 struct per_pidcomm *next;
110
111 u64 start_time;
112 u64 end_time;
113 u64 total_time;
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +0400114 u64 max_bytes;
115 u64 total_bytes;
Arjan van de Ven10274982009-09-12 07:53:05 +0200116
117 int Y;
118 int display;
119
120 long state;
121 u64 state_since;
122
123 char *comm;
124
125 struct cpu_sample *samples;
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +0400126 struct io_sample *io_samples;
Arjan van de Ven10274982009-09-12 07:53:05 +0200127};
128
129struct sample_wrapper {
130 struct sample_wrapper *next;
131
132 u64 timestamp;
133 unsigned char data[0];
134};
135
136#define TYPE_NONE 0
137#define TYPE_RUNNING 1
138#define TYPE_WAITING 2
139#define TYPE_BLOCKED 3
140
141struct cpu_sample {
142 struct cpu_sample *next;
143
144 u64 start_time;
145 u64 end_time;
146 int type;
147 int cpu;
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400148 const char *backtrace;
Arjan van de Ven10274982009-09-12 07:53:05 +0200149};
150
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +0400151enum {
152 IOTYPE_READ,
153 IOTYPE_WRITE,
154 IOTYPE_SYNC,
155 IOTYPE_TX,
156 IOTYPE_RX,
157 IOTYPE_POLL,
158};
159
160struct io_sample {
161 struct io_sample *next;
162
163 u64 start_time;
164 u64 end_time;
165 u64 bytes;
166 int type;
167 int fd;
168 int err;
169 int merges;
170};
171
Arjan van de Ven10274982009-09-12 07:53:05 +0200172#define CSTATE 1
173#define PSTATE 2
174
175struct power_event {
176 struct power_event *next;
177 int type;
178 int state;
179 u64 start_time;
180 u64 end_time;
181 int cpu;
182};
183
184struct wake_event {
185 struct wake_event *next;
186 int waker;
187 int wakee;
188 u64 time;
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400189 const char *backtrace;
Arjan van de Ven10274982009-09-12 07:53:05 +0200190};
191
Arjan van de Venbbe29872009-10-20 07:09:39 +0900192struct process_filter {
Li Zefan5cbd0802009-12-01 14:05:16 +0800193 char *name;
194 int pid;
195 struct process_filter *next;
Arjan van de Venbbe29872009-10-20 07:09:39 +0900196};
197
198static struct process_filter *process_filter;
199
200
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300201static struct per_pid *find_create_pid(struct timechart *tchart, int pid)
Arjan van de Ven10274982009-09-12 07:53:05 +0200202{
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300203 struct per_pid *cursor = tchart->all_data;
Arjan van de Ven10274982009-09-12 07:53:05 +0200204
205 while (cursor) {
206 if (cursor->pid == pid)
207 return cursor;
208 cursor = cursor->next;
209 }
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -0300210 cursor = zalloc(sizeof(*cursor));
Arjan van de Ven10274982009-09-12 07:53:05 +0200211 assert(cursor != NULL);
Arjan van de Ven10274982009-09-12 07:53:05 +0200212 cursor->pid = pid;
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300213 cursor->next = tchart->all_data;
214 tchart->all_data = cursor;
Arjan van de Ven10274982009-09-12 07:53:05 +0200215 return cursor;
216}
217
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300218static void pid_set_comm(struct timechart *tchart, int pid, char *comm)
Arjan van de Ven10274982009-09-12 07:53:05 +0200219{
220 struct per_pid *p;
221 struct per_pidcomm *c;
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300222 p = find_create_pid(tchart, pid);
Arjan van de Ven10274982009-09-12 07:53:05 +0200223 c = p->all;
224 while (c) {
225 if (c->comm && strcmp(c->comm, comm) == 0) {
226 p->current = c;
227 return;
228 }
229 if (!c->comm) {
230 c->comm = strdup(comm);
231 p->current = c;
232 return;
233 }
234 c = c->next;
235 }
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -0300236 c = zalloc(sizeof(*c));
Arjan van de Ven10274982009-09-12 07:53:05 +0200237 assert(c != NULL);
Arjan van de Ven10274982009-09-12 07:53:05 +0200238 c->comm = strdup(comm);
239 p->current = c;
240 c->next = p->all;
241 p->all = c;
242}
243
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300244static void pid_fork(struct timechart *tchart, int pid, int ppid, u64 timestamp)
Arjan van de Ven10274982009-09-12 07:53:05 +0200245{
246 struct per_pid *p, *pp;
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300247 p = find_create_pid(tchart, pid);
248 pp = find_create_pid(tchart, ppid);
Arjan van de Ven10274982009-09-12 07:53:05 +0200249 p->ppid = ppid;
250 if (pp->current && pp->current->comm && !p->current)
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300251 pid_set_comm(tchart, pid, pp->current->comm);
Arjan van de Ven10274982009-09-12 07:53:05 +0200252
253 p->start_time = timestamp;
Stanislav Fomichev962e3102014-07-08 20:03:42 +0400254 if (p->current && !p->current->start_time) {
Arjan van de Ven10274982009-09-12 07:53:05 +0200255 p->current->start_time = timestamp;
256 p->current->state_since = timestamp;
257 }
258}
259
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300260static void pid_exit(struct timechart *tchart, int pid, u64 timestamp)
Arjan van de Ven10274982009-09-12 07:53:05 +0200261{
262 struct per_pid *p;
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300263 p = find_create_pid(tchart, pid);
Arjan van de Ven10274982009-09-12 07:53:05 +0200264 p->end_time = timestamp;
265 if (p->current)
266 p->current->end_time = timestamp;
267}
268
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300269static void pid_put_sample(struct timechart *tchart, int pid, int type,
270 unsigned int cpu, u64 start, u64 end,
271 const char *backtrace)
Arjan van de Ven10274982009-09-12 07:53:05 +0200272{
273 struct per_pid *p;
274 struct per_pidcomm *c;
275 struct cpu_sample *sample;
276
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300277 p = find_create_pid(tchart, pid);
Arjan van de Ven10274982009-09-12 07:53:05 +0200278 c = p->current;
279 if (!c) {
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -0300280 c = zalloc(sizeof(*c));
Arjan van de Ven10274982009-09-12 07:53:05 +0200281 assert(c != NULL);
Arjan van de Ven10274982009-09-12 07:53:05 +0200282 p->current = c;
283 c->next = p->all;
284 p->all = c;
285 }
286
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -0300287 sample = zalloc(sizeof(*sample));
Arjan van de Ven10274982009-09-12 07:53:05 +0200288 assert(sample != NULL);
Arjan van de Ven10274982009-09-12 07:53:05 +0200289 sample->start_time = start;
290 sample->end_time = end;
291 sample->type = type;
292 sample->next = c->samples;
293 sample->cpu = cpu;
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400294 sample->backtrace = backtrace;
Arjan van de Ven10274982009-09-12 07:53:05 +0200295 c->samples = sample;
296
297 if (sample->type == TYPE_RUNNING && end > start && start > 0) {
298 c->total_time += (end-start);
299 p->total_time += (end-start);
300 }
301
302 if (c->start_time == 0 || c->start_time > start)
303 c->start_time = start;
304 if (p->start_time == 0 || p->start_time > start)
305 p->start_time = start;
Arjan van de Ven10274982009-09-12 07:53:05 +0200306}
307
308#define MAX_CPUS 4096
309
310static u64 cpus_cstate_start_times[MAX_CPUS];
311static int cpus_cstate_state[MAX_CPUS];
312static u64 cpus_pstate_start_times[MAX_CPUS];
313static u64 cpus_pstate_state[MAX_CPUS];
314
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300315static int process_comm_event(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200316 union perf_event *event,
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300317 struct perf_sample *sample __maybe_unused,
318 struct machine *machine __maybe_unused)
Arjan van de Ven10274982009-09-12 07:53:05 +0200319{
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300320 struct timechart *tchart = container_of(tool, struct timechart, tool);
321 pid_set_comm(tchart, event->comm.tid, event->comm.comm);
Arjan van de Ven10274982009-09-12 07:53:05 +0200322 return 0;
323}
Arnaldo Carvalho de Melod8f66242009-12-13 19:50:24 -0200324
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300325static int process_fork_event(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200326 union perf_event *event,
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300327 struct perf_sample *sample __maybe_unused,
328 struct machine *machine __maybe_unused)
Arjan van de Ven10274982009-09-12 07:53:05 +0200329{
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300330 struct timechart *tchart = container_of(tool, struct timechart, tool);
331 pid_fork(tchart, event->fork.pid, event->fork.ppid, event->fork.time);
Arjan van de Ven10274982009-09-12 07:53:05 +0200332 return 0;
333}
334
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300335static int process_exit_event(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200336 union perf_event *event,
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300337 struct perf_sample *sample __maybe_unused,
338 struct machine *machine __maybe_unused)
Arjan van de Ven10274982009-09-12 07:53:05 +0200339{
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300340 struct timechart *tchart = container_of(tool, struct timechart, tool);
341 pid_exit(tchart, event->fork.pid, event->fork.time);
Arjan van de Ven10274982009-09-12 07:53:05 +0200342 return 0;
343}
344
Thomas Renninger20c457b2011-01-03 17:50:45 +0100345#ifdef SUPPORT_OLD_POWER_EVENTS
346static int use_old_power_events;
Thomas Renninger20c457b2011-01-03 17:50:45 +0100347#endif
348
Arjan van de Ven10274982009-09-12 07:53:05 +0200349static void c_state_start(int cpu, u64 timestamp, int state)
350{
351 cpus_cstate_start_times[cpu] = timestamp;
352 cpus_cstate_state[cpu] = state;
353}
354
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300355static void c_state_end(struct timechart *tchart, int cpu, u64 timestamp)
Arjan van de Ven10274982009-09-12 07:53:05 +0200356{
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -0300357 struct power_event *pwr = zalloc(sizeof(*pwr));
358
Arjan van de Ven10274982009-09-12 07:53:05 +0200359 if (!pwr)
360 return;
Arjan van de Ven10274982009-09-12 07:53:05 +0200361
362 pwr->state = cpus_cstate_state[cpu];
363 pwr->start_time = cpus_cstate_start_times[cpu];
364 pwr->end_time = timestamp;
365 pwr->cpu = cpu;
366 pwr->type = CSTATE;
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300367 pwr->next = tchart->power_events;
Arjan van de Ven10274982009-09-12 07:53:05 +0200368
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300369 tchart->power_events = pwr;
Arjan van de Ven10274982009-09-12 07:53:05 +0200370}
371
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300372static void p_state_change(struct timechart *tchart, int cpu, u64 timestamp, u64 new_freq)
Arjan van de Ven10274982009-09-12 07:53:05 +0200373{
374 struct power_event *pwr;
Arjan van de Ven10274982009-09-12 07:53:05 +0200375
376 if (new_freq > 8000000) /* detect invalid data */
377 return;
378
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -0300379 pwr = zalloc(sizeof(*pwr));
Arjan van de Ven10274982009-09-12 07:53:05 +0200380 if (!pwr)
381 return;
Arjan van de Ven10274982009-09-12 07:53:05 +0200382
383 pwr->state = cpus_pstate_state[cpu];
384 pwr->start_time = cpus_pstate_start_times[cpu];
385 pwr->end_time = timestamp;
386 pwr->cpu = cpu;
387 pwr->type = PSTATE;
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300388 pwr->next = tchart->power_events;
Arjan van de Ven10274982009-09-12 07:53:05 +0200389
390 if (!pwr->start_time)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300391 pwr->start_time = tchart->first_time;
Arjan van de Ven10274982009-09-12 07:53:05 +0200392
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300393 tchart->power_events = pwr;
Arjan van de Ven10274982009-09-12 07:53:05 +0200394
395 cpus_pstate_state[cpu] = new_freq;
396 cpus_pstate_start_times[cpu] = timestamp;
397
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300398 if ((u64)new_freq > tchart->max_freq)
399 tchart->max_freq = new_freq;
Arjan van de Ven10274982009-09-12 07:53:05 +0200400
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300401 if (new_freq < tchart->min_freq || tchart->min_freq == 0)
402 tchart->min_freq = new_freq;
Arjan van de Ven10274982009-09-12 07:53:05 +0200403
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300404 if (new_freq == tchart->max_freq - 1000)
405 tchart->turbo_frequency = tchart->max_freq;
Arjan van de Ven10274982009-09-12 07:53:05 +0200406}
407
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300408static void sched_wakeup(struct timechart *tchart, int cpu, u64 timestamp,
409 int waker, int wakee, u8 flags, const char *backtrace)
Arjan van de Ven10274982009-09-12 07:53:05 +0200410{
Arjan van de Ven10274982009-09-12 07:53:05 +0200411 struct per_pid *p;
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -0300412 struct wake_event *we = zalloc(sizeof(*we));
Arjan van de Ven10274982009-09-12 07:53:05 +0200413
Arjan van de Ven10274982009-09-12 07:53:05 +0200414 if (!we)
415 return;
416
Arjan van de Ven10274982009-09-12 07:53:05 +0200417 we->time = timestamp;
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400418 we->waker = waker;
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400419 we->backtrace = backtrace;
Arjan van de Ven10274982009-09-12 07:53:05 +0200420
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400421 if ((flags & TRACE_FLAG_HARDIRQ) || (flags & TRACE_FLAG_SOFTIRQ))
Arjan van de Ven10274982009-09-12 07:53:05 +0200422 we->waker = -1;
423
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400424 we->wakee = wakee;
Arnaldo Carvalho de Melo436b0da2013-11-28 13:26:33 -0300425 we->next = tchart->wake_events;
426 tchart->wake_events = we;
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300427 p = find_create_pid(tchart, we->wakee);
Arjan van de Ven10274982009-09-12 07:53:05 +0200428
429 if (p && p->current && p->current->state == TYPE_NONE) {
430 p->current->state_since = timestamp;
431 p->current->state = TYPE_WAITING;
432 }
433 if (p && p->current && p->current->state == TYPE_BLOCKED) {
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300434 pid_put_sample(tchart, p->pid, p->current->state, cpu,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400435 p->current->state_since, timestamp, NULL);
Arjan van de Ven10274982009-09-12 07:53:05 +0200436 p->current->state_since = timestamp;
437 p->current->state = TYPE_WAITING;
438 }
439}
440
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300441static void sched_switch(struct timechart *tchart, int cpu, u64 timestamp,
442 int prev_pid, int next_pid, u64 prev_state,
443 const char *backtrace)
Arjan van de Ven10274982009-09-12 07:53:05 +0200444{
445 struct per_pid *p = NULL, *prev_p;
Arjan van de Ven10274982009-09-12 07:53:05 +0200446
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300447 prev_p = find_create_pid(tchart, prev_pid);
Arjan van de Ven10274982009-09-12 07:53:05 +0200448
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300449 p = find_create_pid(tchart, next_pid);
Arjan van de Ven10274982009-09-12 07:53:05 +0200450
451 if (prev_p->current && prev_p->current->state != TYPE_NONE)
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300452 pid_put_sample(tchart, prev_pid, TYPE_RUNNING, cpu,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400453 prev_p->current->state_since, timestamp,
454 backtrace);
Arjan van de Ven10274982009-09-12 07:53:05 +0200455 if (p && p->current) {
456 if (p->current->state != TYPE_NONE)
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300457 pid_put_sample(tchart, next_pid, p->current->state, cpu,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400458 p->current->state_since, timestamp,
459 backtrace);
Arjan van de Ven10274982009-09-12 07:53:05 +0200460
Julia Lawall33e26a12010-08-05 22:27:51 +0200461 p->current->state_since = timestamp;
462 p->current->state = TYPE_RUNNING;
Arjan van de Ven10274982009-09-12 07:53:05 +0200463 }
464
465 if (prev_p->current) {
466 prev_p->current->state = TYPE_NONE;
467 prev_p->current->state_since = timestamp;
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400468 if (prev_state & 2)
Arjan van de Ven10274982009-09-12 07:53:05 +0200469 prev_p->current->state = TYPE_BLOCKED;
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400470 if (prev_state == 0)
Arjan van de Ven10274982009-09-12 07:53:05 +0200471 prev_p->current->state = TYPE_WAITING;
472 }
473}
474
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400475static const char *cat_backtrace(union perf_event *event,
476 struct perf_sample *sample,
477 struct machine *machine)
478{
479 struct addr_location al;
480 unsigned int i;
481 char *p = NULL;
482 size_t p_len;
483 u8 cpumode = PERF_RECORD_MISC_USER;
484 struct addr_location tal;
485 struct ip_callchain *chain = sample->callchain;
486 FILE *f = open_memstream(&p, &p_len);
487
488 if (!f) {
489 perror("open_memstream error");
490 return NULL;
491 }
492
493 if (!chain)
494 goto exit;
495
Arnaldo Carvalho de Melobb3eb562016-03-22 18:39:09 -0300496 if (machine__resolve(machine, &al, sample) < 0) {
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400497 fprintf(stderr, "problem processing %d event, skipping it.\n",
498 event->header.type);
499 goto exit;
500 }
501
502 for (i = 0; i < chain->nr; i++) {
503 u64 ip;
504
505 if (callchain_param.order == ORDER_CALLEE)
506 ip = chain->ips[i];
507 else
508 ip = chain->ips[chain->nr - i - 1];
509
510 if (ip >= PERF_CONTEXT_MAX) {
511 switch (ip) {
512 case PERF_CONTEXT_HV:
513 cpumode = PERF_RECORD_MISC_HYPERVISOR;
514 break;
515 case PERF_CONTEXT_KERNEL:
516 cpumode = PERF_RECORD_MISC_KERNEL;
517 break;
518 case PERF_CONTEXT_USER:
519 cpumode = PERF_RECORD_MISC_USER;
520 break;
521 default:
522 pr_debug("invalid callchain context: "
523 "%"PRId64"\n", (s64) ip);
524
525 /*
526 * It seems the callchain is corrupted.
527 * Discard all.
528 */
Arnaldo Carvalho de Melo04662522013-12-26 17:41:15 -0300529 zfree(&p);
Arnaldo Carvalho de Melob91fc392015-04-06 20:43:22 -0300530 goto exit_put;
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400531 }
532 continue;
533 }
534
Namhyung Kimb3cef7f2014-03-17 16:59:21 -0300535 tal.filtered = 0;
Arnaldo Carvalho de Melobb871a92014-10-23 12:50:25 -0300536 thread__find_addr_location(al.thread, cpumode,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400537 MAP__FUNCTION, ip, &tal);
538
539 if (tal.sym)
540 fprintf(f, "..... %016" PRIx64 " %s\n", ip,
541 tal.sym->name);
542 else
543 fprintf(f, "..... %016" PRIx64 "\n", ip);
544 }
Arnaldo Carvalho de Melob91fc392015-04-06 20:43:22 -0300545exit_put:
546 addr_location__put(&al);
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400547exit:
548 fclose(f);
549
550 return p;
551}
552
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300553typedef int (*tracepoint_handler)(struct timechart *tchart,
554 struct perf_evsel *evsel,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400555 struct perf_sample *sample,
556 const char *backtrace);
Arjan van de Ven10274982009-09-12 07:53:05 +0200557
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300558static int process_sample_event(struct perf_tool *tool,
Arnaldo Carvalho de Melo972ec652013-11-27 16:32:56 -0300559 union perf_event *event,
Arnaldo Carvalho de Melo8d50e5b2011-01-29 13:02:00 -0200560 struct perf_sample *sample,
Arnaldo Carvalho de Meloe3f42602011-11-16 17:02:54 -0200561 struct perf_evsel *evsel,
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300562 struct machine *machine)
Arjan van de Ven10274982009-09-12 07:53:05 +0200563{
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300564 struct timechart *tchart = container_of(tool, struct timechart, tool);
565
Arnaldo Carvalho de Meloe3f42602011-11-16 17:02:54 -0200566 if (evsel->attr.sample_type & PERF_SAMPLE_TIME) {
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300567 if (!tchart->first_time || tchart->first_time > sample->time)
568 tchart->first_time = sample->time;
569 if (tchart->last_time < sample->time)
570 tchart->last_time = sample->time;
Arjan van de Ven10274982009-09-12 07:53:05 +0200571 }
Arjan van de Ven10274982009-09-12 07:53:05 +0200572
Arnaldo Carvalho de Melo744a9712013-11-06 10:17:38 -0300573 if (evsel->handler != NULL) {
574 tracepoint_handler f = evsel->handler;
Stanislav Fomichev58b9a182013-12-02 18:37:35 +0400575 return f(tchart, evsel, sample,
576 cat_backtrace(event, sample, machine));
Arjan van de Ven10274982009-09-12 07:53:05 +0200577 }
Jiri Olsa59366782013-07-11 17:28:30 +0200578
Arjan van de Ven10274982009-09-12 07:53:05 +0200579 return 0;
580}
581
Jiri Olsa59366782013-07-11 17:28:30 +0200582static int
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300583process_sample_cpu_idle(struct timechart *tchart __maybe_unused,
584 struct perf_evsel *evsel,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400585 struct perf_sample *sample,
586 const char *backtrace __maybe_unused)
Jiri Olsa59366782013-07-11 17:28:30 +0200587{
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400588 u32 state = perf_evsel__intval(evsel, sample, "state");
589 u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id");
Jiri Olsa59366782013-07-11 17:28:30 +0200590
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400591 if (state == (u32)PWR_EVENT_EXIT)
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300592 c_state_end(tchart, cpu_id, sample->time);
Jiri Olsa59366782013-07-11 17:28:30 +0200593 else
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400594 c_state_start(cpu_id, sample->time, state);
Jiri Olsa59366782013-07-11 17:28:30 +0200595 return 0;
596}
597
598static int
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300599process_sample_cpu_frequency(struct timechart *tchart,
600 struct perf_evsel *evsel,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400601 struct perf_sample *sample,
602 const char *backtrace __maybe_unused)
Jiri Olsa59366782013-07-11 17:28:30 +0200603{
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400604 u32 state = perf_evsel__intval(evsel, sample, "state");
605 u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id");
Jiri Olsa59366782013-07-11 17:28:30 +0200606
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300607 p_state_change(tchart, cpu_id, sample->time, state);
Jiri Olsa59366782013-07-11 17:28:30 +0200608 return 0;
609}
610
611static int
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300612process_sample_sched_wakeup(struct timechart *tchart,
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300613 struct perf_evsel *evsel,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400614 struct perf_sample *sample,
615 const char *backtrace)
Jiri Olsa59366782013-07-11 17:28:30 +0200616{
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400617 u8 flags = perf_evsel__intval(evsel, sample, "common_flags");
618 int waker = perf_evsel__intval(evsel, sample, "common_pid");
619 int wakee = perf_evsel__intval(evsel, sample, "pid");
Jiri Olsa59366782013-07-11 17:28:30 +0200620
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300621 sched_wakeup(tchart, sample->cpu, sample->time, waker, wakee, flags, backtrace);
Jiri Olsa59366782013-07-11 17:28:30 +0200622 return 0;
623}
624
625static int
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300626process_sample_sched_switch(struct timechart *tchart,
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300627 struct perf_evsel *evsel,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400628 struct perf_sample *sample,
629 const char *backtrace)
Jiri Olsa59366782013-07-11 17:28:30 +0200630{
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400631 int prev_pid = perf_evsel__intval(evsel, sample, "prev_pid");
632 int next_pid = perf_evsel__intval(evsel, sample, "next_pid");
633 u64 prev_state = perf_evsel__intval(evsel, sample, "prev_state");
Jiri Olsa59366782013-07-11 17:28:30 +0200634
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300635 sched_switch(tchart, sample->cpu, sample->time, prev_pid, next_pid,
636 prev_state, backtrace);
Jiri Olsa59366782013-07-11 17:28:30 +0200637 return 0;
638}
639
640#ifdef SUPPORT_OLD_POWER_EVENTS
641static int
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300642process_sample_power_start(struct timechart *tchart __maybe_unused,
643 struct perf_evsel *evsel,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400644 struct perf_sample *sample,
645 const char *backtrace __maybe_unused)
Jiri Olsa59366782013-07-11 17:28:30 +0200646{
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400647 u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id");
648 u64 value = perf_evsel__intval(evsel, sample, "value");
Jiri Olsa59366782013-07-11 17:28:30 +0200649
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400650 c_state_start(cpu_id, sample->time, value);
Jiri Olsa59366782013-07-11 17:28:30 +0200651 return 0;
652}
653
654static int
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300655process_sample_power_end(struct timechart *tchart,
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300656 struct perf_evsel *evsel __maybe_unused,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400657 struct perf_sample *sample,
658 const char *backtrace __maybe_unused)
Jiri Olsa59366782013-07-11 17:28:30 +0200659{
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300660 c_state_end(tchart, sample->cpu, sample->time);
Jiri Olsa59366782013-07-11 17:28:30 +0200661 return 0;
662}
663
664static int
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300665process_sample_power_frequency(struct timechart *tchart,
666 struct perf_evsel *evsel,
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +0400667 struct perf_sample *sample,
668 const char *backtrace __maybe_unused)
Jiri Olsa59366782013-07-11 17:28:30 +0200669{
Stanislav Fomichev3ed0d212013-11-27 14:45:00 +0400670 u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id");
671 u64 value = perf_evsel__intval(evsel, sample, "value");
Jiri Olsa59366782013-07-11 17:28:30 +0200672
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300673 p_state_change(tchart, cpu_id, sample->time, value);
Jiri Olsa59366782013-07-11 17:28:30 +0200674 return 0;
675}
676#endif /* SUPPORT_OLD_POWER_EVENTS */
677
Arjan van de Ven10274982009-09-12 07:53:05 +0200678/*
679 * After the last sample we need to wrap up the current C/P state
680 * and close out each CPU for these.
681 */
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300682static void end_sample_processing(struct timechart *tchart)
Arjan van de Ven10274982009-09-12 07:53:05 +0200683{
684 u64 cpu;
685 struct power_event *pwr;
686
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300687 for (cpu = 0; cpu <= tchart->numcpus; cpu++) {
Arjan van de Ven10274982009-09-12 07:53:05 +0200688 /* C state */
689#if 0
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -0300690 pwr = zalloc(sizeof(*pwr));
691 if (!pwr)
692 return;
693
Arjan van de Ven10274982009-09-12 07:53:05 +0200694 pwr->state = cpus_cstate_state[cpu];
695 pwr->start_time = cpus_cstate_start_times[cpu];
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300696 pwr->end_time = tchart->last_time;
Arjan van de Ven10274982009-09-12 07:53:05 +0200697 pwr->cpu = cpu;
698 pwr->type = CSTATE;
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300699 pwr->next = tchart->power_events;
Arjan van de Ven10274982009-09-12 07:53:05 +0200700
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300701 tchart->power_events = pwr;
Arjan van de Ven10274982009-09-12 07:53:05 +0200702#endif
703 /* P state */
704
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -0300705 pwr = zalloc(sizeof(*pwr));
Arjan van de Ven10274982009-09-12 07:53:05 +0200706 if (!pwr)
707 return;
Arjan van de Ven10274982009-09-12 07:53:05 +0200708
709 pwr->state = cpus_pstate_state[cpu];
710 pwr->start_time = cpus_pstate_start_times[cpu];
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300711 pwr->end_time = tchart->last_time;
Arjan van de Ven10274982009-09-12 07:53:05 +0200712 pwr->cpu = cpu;
713 pwr->type = PSTATE;
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300714 pwr->next = tchart->power_events;
Arjan van de Ven10274982009-09-12 07:53:05 +0200715
716 if (!pwr->start_time)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300717 pwr->start_time = tchart->first_time;
Arjan van de Ven10274982009-09-12 07:53:05 +0200718 if (!pwr->state)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -0300719 pwr->state = tchart->min_freq;
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -0300720 tchart->power_events = pwr;
Arjan van de Ven10274982009-09-12 07:53:05 +0200721 }
722}
723
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +0400724static int pid_begin_io_sample(struct timechart *tchart, int pid, int type,
725 u64 start, int fd)
726{
727 struct per_pid *p = find_create_pid(tchart, pid);
728 struct per_pidcomm *c = p->current;
729 struct io_sample *sample;
730 struct io_sample *prev;
731
732 if (!c) {
733 c = zalloc(sizeof(*c));
734 if (!c)
735 return -ENOMEM;
736 p->current = c;
737 c->next = p->all;
738 p->all = c;
739 }
740
741 prev = c->io_samples;
742
743 if (prev && prev->start_time && !prev->end_time) {
744 pr_warning("Skip invalid start event: "
745 "previous event already started!\n");
746
747 /* remove previous event that has been started,
748 * we are not sure we will ever get an end for it */
749 c->io_samples = prev->next;
750 free(prev);
751 return 0;
752 }
753
754 sample = zalloc(sizeof(*sample));
755 if (!sample)
756 return -ENOMEM;
757 sample->start_time = start;
758 sample->type = type;
759 sample->fd = fd;
760 sample->next = c->io_samples;
761 c->io_samples = sample;
762
763 if (c->start_time == 0 || c->start_time > start)
764 c->start_time = start;
765
766 return 0;
767}
768
769static int pid_end_io_sample(struct timechart *tchart, int pid, int type,
770 u64 end, long ret)
771{
772 struct per_pid *p = find_create_pid(tchart, pid);
773 struct per_pidcomm *c = p->current;
Stanislav Fomichevd2431442014-07-08 20:03:43 +0400774 struct io_sample *sample, *prev;
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +0400775
776 if (!c) {
777 pr_warning("Invalid pidcomm!\n");
778 return -1;
779 }
780
781 sample = c->io_samples;
782
783 if (!sample) /* skip partially captured events */
784 return 0;
785
786 if (sample->end_time) {
787 pr_warning("Skip invalid end event: "
788 "previous event already ended!\n");
789 return 0;
790 }
791
792 if (sample->type != type) {
793 pr_warning("Skip invalid end event: invalid event type!\n");
794 return 0;
795 }
796
797 sample->end_time = end;
Stanislav Fomichevd2431442014-07-08 20:03:43 +0400798 prev = sample->next;
799
800 /* we want to be able to see small and fast transfers, so make them
801 * at least min_time long, but don't overlap them */
802 if (sample->end_time - sample->start_time < tchart->min_time)
803 sample->end_time = sample->start_time + tchart->min_time;
804 if (prev && sample->start_time < prev->end_time) {
805 if (prev->err) /* try to make errors more visible */
806 sample->start_time = prev->end_time;
807 else
808 prev->end_time = sample->start_time;
809 }
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +0400810
811 if (ret < 0) {
812 sample->err = ret;
813 } else if (type == IOTYPE_READ || type == IOTYPE_WRITE ||
814 type == IOTYPE_TX || type == IOTYPE_RX) {
815
816 if ((u64)ret > c->max_bytes)
817 c->max_bytes = ret;
818
819 c->total_bytes += ret;
820 p->total_bytes += ret;
821 sample->bytes = ret;
822 }
823
Stanislav Fomichevd2431442014-07-08 20:03:43 +0400824 /* merge two requests to make svg smaller and render-friendly */
825 if (prev &&
826 prev->type == sample->type &&
827 prev->err == sample->err &&
828 prev->fd == sample->fd &&
829 prev->end_time + tchart->merge_dist >= sample->start_time) {
830
831 sample->bytes += prev->bytes;
832 sample->merges += prev->merges + 1;
833
834 sample->start_time = prev->start_time;
835 sample->next = prev->next;
836 free(prev);
837
838 if (!sample->err && sample->bytes > c->max_bytes)
839 c->max_bytes = sample->bytes;
840 }
841
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +0400842 tchart->io_events++;
843
844 return 0;
845}
846
847static int
848process_enter_read(struct timechart *tchart,
849 struct perf_evsel *evsel,
850 struct perf_sample *sample)
851{
852 long fd = perf_evsel__intval(evsel, sample, "fd");
853 return pid_begin_io_sample(tchart, sample->tid, IOTYPE_READ,
854 sample->time, fd);
855}
856
857static int
858process_exit_read(struct timechart *tchart,
859 struct perf_evsel *evsel,
860 struct perf_sample *sample)
861{
862 long ret = perf_evsel__intval(evsel, sample, "ret");
863 return pid_end_io_sample(tchart, sample->tid, IOTYPE_READ,
864 sample->time, ret);
865}
866
867static int
868process_enter_write(struct timechart *tchart,
869 struct perf_evsel *evsel,
870 struct perf_sample *sample)
871{
872 long fd = perf_evsel__intval(evsel, sample, "fd");
873 return pid_begin_io_sample(tchart, sample->tid, IOTYPE_WRITE,
874 sample->time, fd);
875}
876
877static int
878process_exit_write(struct timechart *tchart,
879 struct perf_evsel *evsel,
880 struct perf_sample *sample)
881{
882 long ret = perf_evsel__intval(evsel, sample, "ret");
883 return pid_end_io_sample(tchart, sample->tid, IOTYPE_WRITE,
884 sample->time, ret);
885}
886
887static int
888process_enter_sync(struct timechart *tchart,
889 struct perf_evsel *evsel,
890 struct perf_sample *sample)
891{
892 long fd = perf_evsel__intval(evsel, sample, "fd");
893 return pid_begin_io_sample(tchart, sample->tid, IOTYPE_SYNC,
894 sample->time, fd);
895}
896
897static int
898process_exit_sync(struct timechart *tchart,
899 struct perf_evsel *evsel,
900 struct perf_sample *sample)
901{
902 long ret = perf_evsel__intval(evsel, sample, "ret");
903 return pid_end_io_sample(tchart, sample->tid, IOTYPE_SYNC,
904 sample->time, ret);
905}
906
907static int
908process_enter_tx(struct timechart *tchart,
909 struct perf_evsel *evsel,
910 struct perf_sample *sample)
911{
912 long fd = perf_evsel__intval(evsel, sample, "fd");
913 return pid_begin_io_sample(tchart, sample->tid, IOTYPE_TX,
914 sample->time, fd);
915}
916
917static int
918process_exit_tx(struct timechart *tchart,
919 struct perf_evsel *evsel,
920 struct perf_sample *sample)
921{
922 long ret = perf_evsel__intval(evsel, sample, "ret");
923 return pid_end_io_sample(tchart, sample->tid, IOTYPE_TX,
924 sample->time, ret);
925}
926
927static int
928process_enter_rx(struct timechart *tchart,
929 struct perf_evsel *evsel,
930 struct perf_sample *sample)
931{
932 long fd = perf_evsel__intval(evsel, sample, "fd");
933 return pid_begin_io_sample(tchart, sample->tid, IOTYPE_RX,
934 sample->time, fd);
935}
936
937static int
938process_exit_rx(struct timechart *tchart,
939 struct perf_evsel *evsel,
940 struct perf_sample *sample)
941{
942 long ret = perf_evsel__intval(evsel, sample, "ret");
943 return pid_end_io_sample(tchart, sample->tid, IOTYPE_RX,
944 sample->time, ret);
945}
946
947static int
948process_enter_poll(struct timechart *tchart,
949 struct perf_evsel *evsel,
950 struct perf_sample *sample)
951{
952 long fd = perf_evsel__intval(evsel, sample, "fd");
953 return pid_begin_io_sample(tchart, sample->tid, IOTYPE_POLL,
954 sample->time, fd);
955}
956
957static int
958process_exit_poll(struct timechart *tchart,
959 struct perf_evsel *evsel,
960 struct perf_sample *sample)
961{
962 long ret = perf_evsel__intval(evsel, sample, "ret");
963 return pid_end_io_sample(tchart, sample->tid, IOTYPE_POLL,
964 sample->time, ret);
965}
966
Arjan van de Ven10274982009-09-12 07:53:05 +0200967/*
968 * Sort the pid datastructure
969 */
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300970static void sort_pids(struct timechart *tchart)
Arjan van de Ven10274982009-09-12 07:53:05 +0200971{
972 struct per_pid *new_list, *p, *cursor, *prev;
973 /* sort by ppid first, then by pid, lowest to highest */
974
975 new_list = NULL;
976
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -0300977 while (tchart->all_data) {
978 p = tchart->all_data;
979 tchart->all_data = p->next;
Arjan van de Ven10274982009-09-12 07:53:05 +0200980 p->next = NULL;
981
982 if (new_list == NULL) {
983 new_list = p;
984 p->next = NULL;
985 continue;
986 }
987 prev = NULL;
988 cursor = new_list;
989 while (cursor) {
990 if (cursor->ppid > p->ppid ||
991 (cursor->ppid == p->ppid && cursor->pid > p->pid)) {
992 /* must insert before */
993 if (prev) {
994 p->next = prev->next;
995 prev->next = p;
996 cursor = NULL;
997 continue;
998 } else {
999 p->next = new_list;
1000 new_list = p;
1001 cursor = NULL;
1002 continue;
1003 }
1004 }
1005
1006 prev = cursor;
1007 cursor = cursor->next;
1008 if (!cursor)
1009 prev->next = p;
1010 }
1011 }
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -03001012 tchart->all_data = new_list;
Arjan van de Ven10274982009-09-12 07:53:05 +02001013}
1014
1015
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001016static void draw_c_p_states(struct timechart *tchart)
Arjan van de Ven10274982009-09-12 07:53:05 +02001017{
1018 struct power_event *pwr;
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -03001019 pwr = tchart->power_events;
Arjan van de Ven10274982009-09-12 07:53:05 +02001020
1021 /*
1022 * two pass drawing so that the P state bars are on top of the C state blocks
1023 */
1024 while (pwr) {
1025 if (pwr->type == CSTATE)
1026 svg_cstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state);
1027 pwr = pwr->next;
1028 }
1029
Arnaldo Carvalho de Melo66cc3ad2013-11-28 13:23:05 -03001030 pwr = tchart->power_events;
Arjan van de Ven10274982009-09-12 07:53:05 +02001031 while (pwr) {
1032 if (pwr->type == PSTATE) {
1033 if (!pwr->state)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001034 pwr->state = tchart->min_freq;
Arjan van de Ven10274982009-09-12 07:53:05 +02001035 svg_pstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state);
1036 }
1037 pwr = pwr->next;
1038 }
1039}
1040
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -03001041static void draw_wakeups(struct timechart *tchart)
Arjan van de Ven10274982009-09-12 07:53:05 +02001042{
1043 struct wake_event *we;
1044 struct per_pid *p;
1045 struct per_pidcomm *c;
1046
Arnaldo Carvalho de Melo436b0da2013-11-28 13:26:33 -03001047 we = tchart->wake_events;
Arjan van de Ven10274982009-09-12 07:53:05 +02001048 while (we) {
1049 int from = 0, to = 0;
Arjan van de Ven4f1202c2009-09-20 18:13:28 +02001050 char *task_from = NULL, *task_to = NULL;
Arjan van de Ven10274982009-09-12 07:53:05 +02001051
1052 /* locate the column of the waker and wakee */
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -03001053 p = tchart->all_data;
Arjan van de Ven10274982009-09-12 07:53:05 +02001054 while (p) {
1055 if (p->pid == we->waker || p->pid == we->wakee) {
1056 c = p->all;
1057 while (c) {
1058 if (c->Y && c->start_time <= we->time && c->end_time >= we->time) {
Arjan van de Venbbe29872009-10-20 07:09:39 +09001059 if (p->pid == we->waker && !from) {
Arjan van de Ven10274982009-09-12 07:53:05 +02001060 from = c->Y;
Arjan van de Ven3bc2a392009-10-20 06:46:49 +09001061 task_from = strdup(c->comm);
Arjan van de Ven4f1202c2009-09-20 18:13:28 +02001062 }
Arjan van de Venbbe29872009-10-20 07:09:39 +09001063 if (p->pid == we->wakee && !to) {
Arjan van de Ven10274982009-09-12 07:53:05 +02001064 to = c->Y;
Arjan van de Ven3bc2a392009-10-20 06:46:49 +09001065 task_to = strdup(c->comm);
Arjan van de Ven4f1202c2009-09-20 18:13:28 +02001066 }
Arjan van de Ven10274982009-09-12 07:53:05 +02001067 }
1068 c = c->next;
1069 }
Arjan van de Ven3bc2a392009-10-20 06:46:49 +09001070 c = p->all;
1071 while (c) {
1072 if (p->pid == we->waker && !from) {
1073 from = c->Y;
1074 task_from = strdup(c->comm);
1075 }
1076 if (p->pid == we->wakee && !to) {
1077 to = c->Y;
1078 task_to = strdup(c->comm);
1079 }
1080 c = c->next;
1081 }
Arjan van de Ven10274982009-09-12 07:53:05 +02001082 }
1083 p = p->next;
1084 }
1085
Arjan van de Ven3bc2a392009-10-20 06:46:49 +09001086 if (!task_from) {
1087 task_from = malloc(40);
1088 sprintf(task_from, "[%i]", we->waker);
1089 }
1090 if (!task_to) {
1091 task_to = malloc(40);
1092 sprintf(task_to, "[%i]", we->wakee);
1093 }
1094
Arjan van de Ven10274982009-09-12 07:53:05 +02001095 if (we->waker == -1)
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001096 svg_interrupt(we->time, to, we->backtrace);
Arjan van de Ven10274982009-09-12 07:53:05 +02001097 else if (from && to && abs(from - to) == 1)
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001098 svg_wakeline(we->time, from, to, we->backtrace);
Arjan van de Ven10274982009-09-12 07:53:05 +02001099 else
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001100 svg_partial_wakeline(we->time, from, task_from, to,
1101 task_to, we->backtrace);
Arjan van de Ven10274982009-09-12 07:53:05 +02001102 we = we->next;
Arjan van de Ven3bc2a392009-10-20 06:46:49 +09001103
1104 free(task_from);
1105 free(task_to);
Arjan van de Ven10274982009-09-12 07:53:05 +02001106 }
1107}
1108
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -03001109static void draw_cpu_usage(struct timechart *tchart)
Arjan van de Ven10274982009-09-12 07:53:05 +02001110{
1111 struct per_pid *p;
1112 struct per_pidcomm *c;
1113 struct cpu_sample *sample;
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -03001114 p = tchart->all_data;
Arjan van de Ven10274982009-09-12 07:53:05 +02001115 while (p) {
1116 c = p->all;
1117 while (c) {
1118 sample = c->samples;
1119 while (sample) {
Stanislav Fomichev8b6dcca2013-12-02 18:37:33 +04001120 if (sample->type == TYPE_RUNNING) {
1121 svg_process(sample->cpu,
1122 sample->start_time,
1123 sample->end_time,
Stanislav Fomichevde996222013-12-02 18:37:34 +04001124 p->pid,
Stanislav Fomichev8b6dcca2013-12-02 18:37:33 +04001125 c->comm,
1126 sample->backtrace);
1127 }
Arjan van de Ven10274982009-09-12 07:53:05 +02001128
1129 sample = sample->next;
1130 }
1131 c = c->next;
1132 }
1133 p = p->next;
1134 }
1135}
1136
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001137static void draw_io_bars(struct timechart *tchart)
1138{
1139 const char *suf;
1140 double bytes;
1141 char comm[256];
1142 struct per_pid *p;
1143 struct per_pidcomm *c;
1144 struct io_sample *sample;
1145 int Y = 1;
1146
1147 p = tchart->all_data;
1148 while (p) {
1149 c = p->all;
1150 while (c) {
1151 if (!c->display) {
1152 c->Y = 0;
1153 c = c->next;
1154 continue;
1155 }
1156
1157 svg_box(Y, c->start_time, c->end_time, "process3");
1158 sample = c->io_samples;
1159 for (sample = c->io_samples; sample; sample = sample->next) {
1160 double h = (double)sample->bytes / c->max_bytes;
1161
Stanislav Fomichevd2431442014-07-08 20:03:43 +04001162 if (tchart->skip_eagain &&
1163 sample->err == -EAGAIN)
1164 continue;
1165
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001166 if (sample->err)
1167 h = 1;
1168
1169 if (sample->type == IOTYPE_SYNC)
1170 svg_fbox(Y,
1171 sample->start_time,
1172 sample->end_time,
1173 1,
1174 sample->err ? "error" : "sync",
1175 sample->fd,
1176 sample->err,
1177 sample->merges);
1178 else if (sample->type == IOTYPE_POLL)
1179 svg_fbox(Y,
1180 sample->start_time,
1181 sample->end_time,
1182 1,
1183 sample->err ? "error" : "poll",
1184 sample->fd,
1185 sample->err,
1186 sample->merges);
1187 else if (sample->type == IOTYPE_READ)
1188 svg_ubox(Y,
1189 sample->start_time,
1190 sample->end_time,
1191 h,
1192 sample->err ? "error" : "disk",
1193 sample->fd,
1194 sample->err,
1195 sample->merges);
1196 else if (sample->type == IOTYPE_WRITE)
1197 svg_lbox(Y,
1198 sample->start_time,
1199 sample->end_time,
1200 h,
1201 sample->err ? "error" : "disk",
1202 sample->fd,
1203 sample->err,
1204 sample->merges);
1205 else if (sample->type == IOTYPE_RX)
1206 svg_ubox(Y,
1207 sample->start_time,
1208 sample->end_time,
1209 h,
1210 sample->err ? "error" : "net",
1211 sample->fd,
1212 sample->err,
1213 sample->merges);
1214 else if (sample->type == IOTYPE_TX)
1215 svg_lbox(Y,
1216 sample->start_time,
1217 sample->end_time,
1218 h,
1219 sample->err ? "error" : "net",
1220 sample->fd,
1221 sample->err,
1222 sample->merges);
1223 }
1224
1225 suf = "";
1226 bytes = c->total_bytes;
1227 if (bytes > 1024) {
1228 bytes = bytes / 1024;
1229 suf = "K";
1230 }
1231 if (bytes > 1024) {
1232 bytes = bytes / 1024;
1233 suf = "M";
1234 }
1235 if (bytes > 1024) {
1236 bytes = bytes / 1024;
1237 suf = "G";
1238 }
1239
1240
1241 sprintf(comm, "%s:%i (%3.1f %sbytes)", c->comm ?: "", p->pid, bytes, suf);
1242 svg_text(Y, c->start_time, comm);
1243
1244 c->Y = Y;
1245 Y++;
1246 c = c->next;
1247 }
1248 p = p->next;
1249 }
1250}
1251
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001252static void draw_process_bars(struct timechart *tchart)
Arjan van de Ven10274982009-09-12 07:53:05 +02001253{
1254 struct per_pid *p;
1255 struct per_pidcomm *c;
1256 struct cpu_sample *sample;
1257 int Y = 0;
1258
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001259 Y = 2 * tchart->numcpus + 2;
Arjan van de Ven10274982009-09-12 07:53:05 +02001260
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -03001261 p = tchart->all_data;
Arjan van de Ven10274982009-09-12 07:53:05 +02001262 while (p) {
1263 c = p->all;
1264 while (c) {
1265 if (!c->display) {
1266 c->Y = 0;
1267 c = c->next;
1268 continue;
1269 }
1270
Arjan van de Vena92fe7b2009-09-20 18:13:53 +02001271 svg_box(Y, c->start_time, c->end_time, "process");
Arjan van de Ven10274982009-09-12 07:53:05 +02001272 sample = c->samples;
1273 while (sample) {
1274 if (sample->type == TYPE_RUNNING)
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001275 svg_running(Y, sample->cpu,
1276 sample->start_time,
1277 sample->end_time,
1278 sample->backtrace);
Arjan van de Ven10274982009-09-12 07:53:05 +02001279 if (sample->type == TYPE_BLOCKED)
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001280 svg_blocked(Y, sample->cpu,
1281 sample->start_time,
1282 sample->end_time,
1283 sample->backtrace);
Arjan van de Ven10274982009-09-12 07:53:05 +02001284 if (sample->type == TYPE_WAITING)
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001285 svg_waiting(Y, sample->cpu,
1286 sample->start_time,
1287 sample->end_time,
1288 sample->backtrace);
Arjan van de Ven10274982009-09-12 07:53:05 +02001289 sample = sample->next;
1290 }
1291
1292 if (c->comm) {
1293 char comm[256];
1294 if (c->total_time > 5000000000) /* 5 seconds */
Arnaldo Carvalho de Meloaf4b2c92016-08-08 12:45:58 -03001295 sprintf(comm, "%s:%i (%2.2fs)", c->comm, p->pid, c->total_time / (double)NSEC_PER_SEC);
Arjan van de Ven10274982009-09-12 07:53:05 +02001296 else
Arnaldo Carvalho de Meloaf4b2c92016-08-08 12:45:58 -03001297 sprintf(comm, "%s:%i (%3.1fms)", c->comm, p->pid, c->total_time / (double)NSEC_PER_MSEC);
Arjan van de Ven10274982009-09-12 07:53:05 +02001298
1299 svg_text(Y, c->start_time, comm);
1300 }
1301 c->Y = Y;
1302 Y++;
1303 c = c->next;
1304 }
1305 p = p->next;
1306 }
1307}
1308
Arjan van de Venbbe29872009-10-20 07:09:39 +09001309static void add_process_filter(const char *string)
1310{
Arnaldo Carvalho de Meloe0dcd6f2012-09-24 11:16:40 -03001311 int pid = strtoull(string, NULL, 10);
1312 struct process_filter *filt = malloc(sizeof(*filt));
Arjan van de Venbbe29872009-10-20 07:09:39 +09001313
Arjan van de Venbbe29872009-10-20 07:09:39 +09001314 if (!filt)
1315 return;
1316
1317 filt->name = strdup(string);
1318 filt->pid = pid;
1319 filt->next = process_filter;
1320
1321 process_filter = filt;
1322}
1323
1324static int passes_filter(struct per_pid *p, struct per_pidcomm *c)
1325{
1326 struct process_filter *filt;
1327 if (!process_filter)
1328 return 1;
1329
1330 filt = process_filter;
1331 while (filt) {
1332 if (filt->pid && p->pid == filt->pid)
1333 return 1;
1334 if (strcmp(filt->name, c->comm) == 0)
1335 return 1;
1336 filt = filt->next;
1337 }
1338 return 0;
1339}
1340
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001341static int determine_display_tasks_filtered(struct timechart *tchart)
Arjan van de Venbbe29872009-10-20 07:09:39 +09001342{
1343 struct per_pid *p;
1344 struct per_pidcomm *c;
1345 int count = 0;
1346
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -03001347 p = tchart->all_data;
Arjan van de Venbbe29872009-10-20 07:09:39 +09001348 while (p) {
1349 p->display = 0;
1350 if (p->start_time == 1)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001351 p->start_time = tchart->first_time;
Arjan van de Venbbe29872009-10-20 07:09:39 +09001352
1353 /* no exit marker, task kept running to the end */
1354 if (p->end_time == 0)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001355 p->end_time = tchart->last_time;
Arjan van de Venbbe29872009-10-20 07:09:39 +09001356
1357 c = p->all;
1358
1359 while (c) {
1360 c->display = 0;
1361
1362 if (c->start_time == 1)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001363 c->start_time = tchart->first_time;
Arjan van de Venbbe29872009-10-20 07:09:39 +09001364
1365 if (passes_filter(p, c)) {
1366 c->display = 1;
1367 p->display = 1;
1368 count++;
1369 }
1370
1371 if (c->end_time == 0)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001372 c->end_time = tchart->last_time;
Arjan van de Venbbe29872009-10-20 07:09:39 +09001373
1374 c = c->next;
1375 }
1376 p = p->next;
1377 }
1378 return count;
1379}
1380
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001381static int determine_display_tasks(struct timechart *tchart, u64 threshold)
Arjan van de Ven10274982009-09-12 07:53:05 +02001382{
1383 struct per_pid *p;
1384 struct per_pidcomm *c;
1385 int count = 0;
1386
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -03001387 p = tchart->all_data;
Arjan van de Ven10274982009-09-12 07:53:05 +02001388 while (p) {
1389 p->display = 0;
1390 if (p->start_time == 1)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001391 p->start_time = tchart->first_time;
Arjan van de Ven10274982009-09-12 07:53:05 +02001392
1393 /* no exit marker, task kept running to the end */
1394 if (p->end_time == 0)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001395 p->end_time = tchart->last_time;
Stanislav Fomichev753c5052013-11-01 20:25:47 +04001396 if (p->total_time >= threshold)
Arjan van de Ven10274982009-09-12 07:53:05 +02001397 p->display = 1;
1398
1399 c = p->all;
1400
1401 while (c) {
1402 c->display = 0;
1403
1404 if (c->start_time == 1)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001405 c->start_time = tchart->first_time;
Arjan van de Ven10274982009-09-12 07:53:05 +02001406
Stanislav Fomichev753c5052013-11-01 20:25:47 +04001407 if (c->total_time >= threshold) {
Arjan van de Ven10274982009-09-12 07:53:05 +02001408 c->display = 1;
1409 count++;
1410 }
1411
1412 if (c->end_time == 0)
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001413 c->end_time = tchart->last_time;
Arjan van de Ven10274982009-09-12 07:53:05 +02001414
1415 c = c->next;
1416 }
1417 p = p->next;
1418 }
1419 return count;
1420}
1421
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001422static int determine_display_io_tasks(struct timechart *timechart, u64 threshold)
1423{
1424 struct per_pid *p;
1425 struct per_pidcomm *c;
1426 int count = 0;
Arjan van de Ven10274982009-09-12 07:53:05 +02001427
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001428 p = timechart->all_data;
1429 while (p) {
1430 /* no exit marker, task kept running to the end */
1431 if (p->end_time == 0)
1432 p->end_time = timechart->last_time;
Arjan van de Ven10274982009-09-12 07:53:05 +02001433
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001434 c = p->all;
1435
1436 while (c) {
1437 c->display = 0;
1438
1439 if (c->total_bytes >= threshold) {
1440 c->display = 1;
1441 count++;
1442 }
1443
1444 if (c->end_time == 0)
1445 c->end_time = timechart->last_time;
1446
1447 c = c->next;
1448 }
1449 p = p->next;
1450 }
1451 return count;
1452}
1453
1454#define BYTES_THRESH (1 * 1024 * 1024)
Arjan van de Ven10274982009-09-12 07:53:05 +02001455#define TIME_THRESH 10000000
1456
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001457static void write_svg_file(struct timechart *tchart, const char *filename)
Arjan van de Ven10274982009-09-12 07:53:05 +02001458{
1459 u64 i;
1460 int count;
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001461 int thresh = tchart->io_events ? BYTES_THRESH : TIME_THRESH;
Arjan van de Ven10274982009-09-12 07:53:05 +02001462
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001463 if (tchart->power_only)
1464 tchart->proc_num = 0;
Arjan van de Ven10274982009-09-12 07:53:05 +02001465
Stanislav Fomichev0a8eb272013-11-01 20:25:45 +04001466 /* We'd like to show at least proc_num tasks;
1467 * be less picky if we have fewer */
1468 do {
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001469 if (process_filter)
1470 count = determine_display_tasks_filtered(tchart);
1471 else if (tchart->io_events)
1472 count = determine_display_io_tasks(tchart, thresh);
1473 else
1474 count = determine_display_tasks(tchart, thresh);
Stanislav Fomichev0a8eb272013-11-01 20:25:45 +04001475 thresh /= 10;
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001476 } while (!process_filter && thresh && count < tchart->proc_num);
Arjan van de Ven10274982009-09-12 07:53:05 +02001477
Stanislav Fomichev3415d8b2014-01-20 15:39:38 +04001478 if (!tchart->proc_num)
1479 count = 0;
1480
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001481 if (tchart->io_events) {
1482 open_svg(filename, 0, count, tchart->first_time, tchart->last_time);
Arjan van de Ven10274982009-09-12 07:53:05 +02001483
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001484 svg_time_grid(0.5);
1485 svg_io_legenda();
Arjan van de Ven10274982009-09-12 07:53:05 +02001486
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001487 draw_io_bars(tchart);
1488 } else {
1489 open_svg(filename, tchart->numcpus, count, tchart->first_time, tchart->last_time);
Arjan van de Ven10274982009-09-12 07:53:05 +02001490
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001491 svg_time_grid(0);
1492
1493 svg_legenda();
1494
1495 for (i = 0; i < tchart->numcpus; i++)
1496 svg_cpu_box(i, tchart->max_freq, tchart->turbo_frequency);
1497
1498 draw_cpu_usage(tchart);
1499 if (tchart->proc_num)
1500 draw_process_bars(tchart);
1501 if (!tchart->tasks_only)
1502 draw_c_p_states(tchart);
1503 if (tchart->proc_num)
1504 draw_wakeups(tchart);
1505 }
Arjan van de Ven10274982009-09-12 07:53:05 +02001506
1507 svg_close();
1508}
1509
Stanislav Fomichev58b9a182013-12-02 18:37:35 +04001510static int process_header(struct perf_file_section *section __maybe_unused,
1511 struct perf_header *ph,
1512 int feat,
1513 int fd __maybe_unused,
1514 void *data)
1515{
1516 struct timechart *tchart = data;
1517
1518 switch (feat) {
1519 case HEADER_NRCPUS:
1520 tchart->numcpus = ph->env.nr_cpus_avail;
1521 break;
Stanislav Fomichevc5079992013-12-02 18:37:36 +04001522
1523 case HEADER_CPU_TOPOLOGY:
1524 if (!tchart->topology)
1525 break;
1526
1527 if (svg_build_topology_map(ph->env.sibling_cores,
1528 ph->env.nr_sibling_cores,
1529 ph->env.sibling_threads,
1530 ph->env.nr_sibling_threads))
1531 fprintf(stderr, "problem building topology\n");
1532 break;
1533
Stanislav Fomichev58b9a182013-12-02 18:37:35 +04001534 default:
1535 break;
1536 }
1537
1538 return 0;
1539}
1540
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001541static int __cmd_timechart(struct timechart *tchart, const char *output_name)
Arjan van de Ven10274982009-09-12 07:53:05 +02001542{
Jiri Olsa59366782013-07-11 17:28:30 +02001543 const struct perf_evsel_str_handler power_tracepoints[] = {
1544 { "power:cpu_idle", process_sample_cpu_idle },
1545 { "power:cpu_frequency", process_sample_cpu_frequency },
1546 { "sched:sched_wakeup", process_sample_sched_wakeup },
1547 { "sched:sched_switch", process_sample_sched_switch },
1548#ifdef SUPPORT_OLD_POWER_EVENTS
1549 { "power:power_start", process_sample_power_start },
1550 { "power:power_end", process_sample_power_end },
1551 { "power:power_frequency", process_sample_power_frequency },
1552#endif
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001553
1554 { "syscalls:sys_enter_read", process_enter_read },
1555 { "syscalls:sys_enter_pread64", process_enter_read },
1556 { "syscalls:sys_enter_readv", process_enter_read },
1557 { "syscalls:sys_enter_preadv", process_enter_read },
1558 { "syscalls:sys_enter_write", process_enter_write },
1559 { "syscalls:sys_enter_pwrite64", process_enter_write },
1560 { "syscalls:sys_enter_writev", process_enter_write },
1561 { "syscalls:sys_enter_pwritev", process_enter_write },
1562 { "syscalls:sys_enter_sync", process_enter_sync },
1563 { "syscalls:sys_enter_sync_file_range", process_enter_sync },
1564 { "syscalls:sys_enter_fsync", process_enter_sync },
1565 { "syscalls:sys_enter_msync", process_enter_sync },
1566 { "syscalls:sys_enter_recvfrom", process_enter_rx },
1567 { "syscalls:sys_enter_recvmmsg", process_enter_rx },
1568 { "syscalls:sys_enter_recvmsg", process_enter_rx },
1569 { "syscalls:sys_enter_sendto", process_enter_tx },
1570 { "syscalls:sys_enter_sendmsg", process_enter_tx },
1571 { "syscalls:sys_enter_sendmmsg", process_enter_tx },
1572 { "syscalls:sys_enter_epoll_pwait", process_enter_poll },
1573 { "syscalls:sys_enter_epoll_wait", process_enter_poll },
1574 { "syscalls:sys_enter_poll", process_enter_poll },
1575 { "syscalls:sys_enter_ppoll", process_enter_poll },
1576 { "syscalls:sys_enter_pselect6", process_enter_poll },
1577 { "syscalls:sys_enter_select", process_enter_poll },
1578
1579 { "syscalls:sys_exit_read", process_exit_read },
1580 { "syscalls:sys_exit_pread64", process_exit_read },
1581 { "syscalls:sys_exit_readv", process_exit_read },
1582 { "syscalls:sys_exit_preadv", process_exit_read },
1583 { "syscalls:sys_exit_write", process_exit_write },
1584 { "syscalls:sys_exit_pwrite64", process_exit_write },
1585 { "syscalls:sys_exit_writev", process_exit_write },
1586 { "syscalls:sys_exit_pwritev", process_exit_write },
1587 { "syscalls:sys_exit_sync", process_exit_sync },
1588 { "syscalls:sys_exit_sync_file_range", process_exit_sync },
1589 { "syscalls:sys_exit_fsync", process_exit_sync },
1590 { "syscalls:sys_exit_msync", process_exit_sync },
1591 { "syscalls:sys_exit_recvfrom", process_exit_rx },
1592 { "syscalls:sys_exit_recvmmsg", process_exit_rx },
1593 { "syscalls:sys_exit_recvmsg", process_exit_rx },
1594 { "syscalls:sys_exit_sendto", process_exit_tx },
1595 { "syscalls:sys_exit_sendmsg", process_exit_tx },
1596 { "syscalls:sys_exit_sendmmsg", process_exit_tx },
1597 { "syscalls:sys_exit_epoll_pwait", process_exit_poll },
1598 { "syscalls:sys_exit_epoll_wait", process_exit_poll },
1599 { "syscalls:sys_exit_poll", process_exit_poll },
1600 { "syscalls:sys_exit_ppoll", process_exit_poll },
1601 { "syscalls:sys_exit_pselect6", process_exit_poll },
1602 { "syscalls:sys_exit_select", process_exit_poll },
Jiri Olsa59366782013-07-11 17:28:30 +02001603 };
Jiri Olsaf5fc1412013-10-15 16:27:32 +02001604 struct perf_data_file file = {
1605 .path = input_name,
1606 .mode = PERF_DATA_MODE_READ,
Yunlong Song44f7e432015-04-02 21:47:17 +08001607 .force = tchart->force,
Jiri Olsaf5fc1412013-10-15 16:27:32 +02001608 };
1609
1610 struct perf_session *session = perf_session__new(&file, false,
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001611 &tchart->tool);
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -02001612 int ret = -EINVAL;
Arjan van de Ven10274982009-09-12 07:53:05 +02001613
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -02001614 if (session == NULL)
Taeung Song52e028342014-09-24 10:33:37 +09001615 return -1;
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -02001616
Namhyung Kim0a7e6d12014-08-12 15:40:45 +09001617 symbol__init(&session->header.env);
Namhyung Kimdc5c8192014-08-12 15:40:43 +09001618
Stanislav Fomichev58b9a182013-12-02 18:37:35 +04001619 (void)perf_header__process_sections(&session->header,
1620 perf_data_file__fd(session->file),
1621 tchart,
1622 process_header);
1623
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -02001624 if (!perf_session__has_traces(session, "timechart record"))
1625 goto out_delete;
1626
Jiri Olsa59366782013-07-11 17:28:30 +02001627 if (perf_session__set_tracepoints_handlers(session,
1628 power_tracepoints)) {
1629 pr_err("Initializing session tracepoint handlers failed\n");
1630 goto out_delete;
1631 }
1632
Arnaldo Carvalho de Melob7b61cb2015-03-03 11:58:45 -03001633 ret = perf_session__process_events(session);
Li Zefan5cbd0802009-12-01 14:05:16 +08001634 if (ret)
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -02001635 goto out_delete;
Arjan van de Ven10274982009-09-12 07:53:05 +02001636
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001637 end_sample_processing(tchart);
Arjan van de Ven10274982009-09-12 07:53:05 +02001638
Arnaldo Carvalho de Melo5e22f6d2013-11-28 11:50:41 -03001639 sort_pids(tchart);
Arjan van de Ven10274982009-09-12 07:53:05 +02001640
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001641 write_svg_file(tchart, output_name);
Arjan van de Ven10274982009-09-12 07:53:05 +02001642
Arnaldo Carvalho de Melo6beba7a2009-10-21 17:34:06 -02001643 pr_info("Written %2.1f seconds of trace to %s.\n",
Arnaldo Carvalho de Meloaf4b2c92016-08-08 12:45:58 -03001644 (tchart->last_time - tchart->first_time) / (double)NSEC_PER_SEC, output_name);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -02001645out_delete:
1646 perf_session__delete(session);
1647 return ret;
Arjan van de Ven10274982009-09-12 07:53:05 +02001648}
1649
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001650static int timechart__io_record(int argc, const char **argv)
1651{
1652 unsigned int rec_argc, i;
1653 const char **rec_argv;
1654 const char **p;
1655 char *filter = NULL;
1656
1657 const char * const common_args[] = {
1658 "record", "-a", "-R", "-c", "1",
1659 };
1660 unsigned int common_args_nr = ARRAY_SIZE(common_args);
1661
1662 const char * const disk_events[] = {
1663 "syscalls:sys_enter_read",
1664 "syscalls:sys_enter_pread64",
1665 "syscalls:sys_enter_readv",
1666 "syscalls:sys_enter_preadv",
1667 "syscalls:sys_enter_write",
1668 "syscalls:sys_enter_pwrite64",
1669 "syscalls:sys_enter_writev",
1670 "syscalls:sys_enter_pwritev",
1671 "syscalls:sys_enter_sync",
1672 "syscalls:sys_enter_sync_file_range",
1673 "syscalls:sys_enter_fsync",
1674 "syscalls:sys_enter_msync",
1675
1676 "syscalls:sys_exit_read",
1677 "syscalls:sys_exit_pread64",
1678 "syscalls:sys_exit_readv",
1679 "syscalls:sys_exit_preadv",
1680 "syscalls:sys_exit_write",
1681 "syscalls:sys_exit_pwrite64",
1682 "syscalls:sys_exit_writev",
1683 "syscalls:sys_exit_pwritev",
1684 "syscalls:sys_exit_sync",
1685 "syscalls:sys_exit_sync_file_range",
1686 "syscalls:sys_exit_fsync",
1687 "syscalls:sys_exit_msync",
1688 };
1689 unsigned int disk_events_nr = ARRAY_SIZE(disk_events);
1690
1691 const char * const net_events[] = {
1692 "syscalls:sys_enter_recvfrom",
1693 "syscalls:sys_enter_recvmmsg",
1694 "syscalls:sys_enter_recvmsg",
1695 "syscalls:sys_enter_sendto",
1696 "syscalls:sys_enter_sendmsg",
1697 "syscalls:sys_enter_sendmmsg",
1698
1699 "syscalls:sys_exit_recvfrom",
1700 "syscalls:sys_exit_recvmmsg",
1701 "syscalls:sys_exit_recvmsg",
1702 "syscalls:sys_exit_sendto",
1703 "syscalls:sys_exit_sendmsg",
1704 "syscalls:sys_exit_sendmmsg",
1705 };
1706 unsigned int net_events_nr = ARRAY_SIZE(net_events);
1707
1708 const char * const poll_events[] = {
1709 "syscalls:sys_enter_epoll_pwait",
1710 "syscalls:sys_enter_epoll_wait",
1711 "syscalls:sys_enter_poll",
1712 "syscalls:sys_enter_ppoll",
1713 "syscalls:sys_enter_pselect6",
1714 "syscalls:sys_enter_select",
1715
1716 "syscalls:sys_exit_epoll_pwait",
1717 "syscalls:sys_exit_epoll_wait",
1718 "syscalls:sys_exit_poll",
1719 "syscalls:sys_exit_ppoll",
1720 "syscalls:sys_exit_pselect6",
1721 "syscalls:sys_exit_select",
1722 };
1723 unsigned int poll_events_nr = ARRAY_SIZE(poll_events);
1724
1725 rec_argc = common_args_nr +
1726 disk_events_nr * 4 +
1727 net_events_nr * 4 +
1728 poll_events_nr * 4 +
1729 argc;
1730 rec_argv = calloc(rec_argc + 1, sizeof(char *));
1731
1732 if (rec_argv == NULL)
1733 return -ENOMEM;
1734
1735 if (asprintf(&filter, "common_pid != %d", getpid()) < 0)
1736 return -ENOMEM;
1737
1738 p = rec_argv;
1739 for (i = 0; i < common_args_nr; i++)
1740 *p++ = strdup(common_args[i]);
1741
1742 for (i = 0; i < disk_events_nr; i++) {
1743 if (!is_valid_tracepoint(disk_events[i])) {
1744 rec_argc -= 4;
1745 continue;
1746 }
1747
1748 *p++ = "-e";
1749 *p++ = strdup(disk_events[i]);
1750 *p++ = "--filter";
1751 *p++ = filter;
1752 }
1753 for (i = 0; i < net_events_nr; i++) {
1754 if (!is_valid_tracepoint(net_events[i])) {
1755 rec_argc -= 4;
1756 continue;
1757 }
1758
1759 *p++ = "-e";
1760 *p++ = strdup(net_events[i]);
1761 *p++ = "--filter";
1762 *p++ = filter;
1763 }
1764 for (i = 0; i < poll_events_nr; i++) {
1765 if (!is_valid_tracepoint(poll_events[i])) {
1766 rec_argc -= 4;
1767 continue;
1768 }
1769
1770 *p++ = "-e";
1771 *p++ = strdup(poll_events[i]);
1772 *p++ = "--filter";
1773 *p++ = filter;
1774 }
1775
1776 for (i = 0; i < (unsigned int)argc; i++)
1777 *p++ = argv[i];
1778
Arnaldo Carvalho de Melob0ad8ea2017-03-27 11:47:20 -03001779 return cmd_record(rec_argc, rec_argv);
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001780}
1781
1782
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001783static int timechart__record(struct timechart *tchart, int argc, const char **argv)
Arjan van de Ven3c09eeb2009-09-19 13:34:42 +02001784{
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001785 unsigned int rec_argc, i, j;
1786 const char **rec_argv;
1787 const char **p;
1788 unsigned int record_elems;
1789
1790 const char * const common_args[] = {
Jiri Olsa4a4d3712013-06-05 13:37:21 +02001791 "record", "-a", "-R", "-c", "1",
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001792 };
1793 unsigned int common_args_nr = ARRAY_SIZE(common_args);
1794
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001795 const char * const backtrace_args[] = {
1796 "-g",
1797 };
1798 unsigned int backtrace_args_no = ARRAY_SIZE(backtrace_args);
1799
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001800 const char * const power_args[] = {
1801 "-e", "power:cpu_frequency",
1802 "-e", "power:cpu_idle",
1803 };
1804 unsigned int power_args_nr = ARRAY_SIZE(power_args);
1805
1806 const char * const old_power_args[] = {
1807#ifdef SUPPORT_OLD_POWER_EVENTS
Arnaldo Carvalho de Melo73bdc712012-10-01 15:20:58 -03001808 "-e", "power:power_start",
1809 "-e", "power:power_end",
1810 "-e", "power:power_frequency",
Arnaldo Carvalho de Melo73bdc712012-10-01 15:20:58 -03001811#endif
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001812 };
1813 unsigned int old_power_args_nr = ARRAY_SIZE(old_power_args);
1814
1815 const char * const tasks_args[] = {
Arnaldo Carvalho de Melo73bdc712012-10-01 15:20:58 -03001816 "-e", "sched:sched_wakeup",
1817 "-e", "sched:sched_switch",
1818 };
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001819 unsigned int tasks_args_nr = ARRAY_SIZE(tasks_args);
Arjan van de Ven3c09eeb2009-09-19 13:34:42 +02001820
Thomas Renninger20c457b2011-01-03 17:50:45 +01001821#ifdef SUPPORT_OLD_POWER_EVENTS
1822 if (!is_valid_tracepoint("power:cpu_idle") &&
1823 is_valid_tracepoint("power:power_start")) {
1824 use_old_power_events = 1;
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001825 power_args_nr = 0;
1826 } else {
1827 old_power_args_nr = 0;
Thomas Renninger20c457b2011-01-03 17:50:45 +01001828 }
1829#endif
1830
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001831 if (tchart->power_only)
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001832 tasks_args_nr = 0;
1833
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001834 if (tchart->tasks_only) {
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001835 power_args_nr = 0;
1836 old_power_args_nr = 0;
1837 }
1838
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001839 if (!tchart->with_backtrace)
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001840 backtrace_args_no = 0;
1841
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001842 record_elems = common_args_nr + tasks_args_nr +
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001843 power_args_nr + old_power_args_nr + backtrace_args_no;
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001844
1845 rec_argc = record_elems + argc;
Arjan van de Ven3c09eeb2009-09-19 13:34:42 +02001846 rec_argv = calloc(rec_argc + 1, sizeof(char *));
1847
Chris Samuelce47dc52010-11-13 13:35:06 +11001848 if (rec_argv == NULL)
1849 return -ENOMEM;
1850
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001851 p = rec_argv;
1852 for (i = 0; i < common_args_nr; i++)
1853 *p++ = strdup(common_args[i]);
Arjan van de Ven3c09eeb2009-09-19 13:34:42 +02001854
Stanislav Fomichev6f8d67f2013-11-01 20:25:51 +04001855 for (i = 0; i < backtrace_args_no; i++)
1856 *p++ = strdup(backtrace_args[i]);
1857
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001858 for (i = 0; i < tasks_args_nr; i++)
1859 *p++ = strdup(tasks_args[i]);
Arjan van de Ven3c09eeb2009-09-19 13:34:42 +02001860
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001861 for (i = 0; i < power_args_nr; i++)
1862 *p++ = strdup(power_args[i]);
1863
1864 for (i = 0; i < old_power_args_nr; i++)
1865 *p++ = strdup(old_power_args[i]);
1866
Ramkumar Ramachandra263f89b2014-03-16 12:06:05 -04001867 for (j = 0; j < (unsigned int)argc; j++)
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001868 *p++ = argv[j];
1869
Arnaldo Carvalho de Melob0ad8ea2017-03-27 11:47:20 -03001870 return cmd_record(rec_argc, rec_argv);
Arjan van de Ven3c09eeb2009-09-19 13:34:42 +02001871}
1872
Arjan van de Venbbe29872009-10-20 07:09:39 +09001873static int
Irina Tirdea1d037ca2012-09-11 01:15:03 +03001874parse_process(const struct option *opt __maybe_unused, const char *arg,
1875 int __maybe_unused unset)
Arjan van de Venbbe29872009-10-20 07:09:39 +09001876{
1877 if (arg)
1878 add_process_filter(arg);
1879 return 0;
1880}
1881
Stanislav Fomicheve57a2df2013-12-17 19:53:49 +04001882static int
1883parse_highlight(const struct option *opt __maybe_unused, const char *arg,
1884 int __maybe_unused unset)
1885{
1886 unsigned long duration = strtoul(arg, NULL, 0);
1887
1888 if (svg_highlight || svg_highlight_name)
1889 return -1;
1890
1891 if (duration)
1892 svg_highlight = duration;
1893 else
1894 svg_highlight_name = strdup(arg);
1895
1896 return 0;
1897}
1898
Stanislav Fomichevd2431442014-07-08 20:03:43 +04001899static int
1900parse_time(const struct option *opt, const char *arg, int __maybe_unused unset)
1901{
1902 char unit = 'n';
1903 u64 *value = opt->value;
1904
1905 if (sscanf(arg, "%" PRIu64 "%cs", value, &unit) > 0) {
1906 switch (unit) {
1907 case 'm':
Arnaldo Carvalho de Meloaf4b2c92016-08-08 12:45:58 -03001908 *value *= NSEC_PER_MSEC;
Stanislav Fomichevd2431442014-07-08 20:03:43 +04001909 break;
1910 case 'u':
Arnaldo Carvalho de Meloaf4b2c92016-08-08 12:45:58 -03001911 *value *= NSEC_PER_USEC;
Stanislav Fomichevd2431442014-07-08 20:03:43 +04001912 break;
1913 case 'n':
1914 break;
1915 default:
1916 return -1;
1917 }
1918 }
1919
1920 return 0;
1921}
1922
Arnaldo Carvalho de Melob0ad8ea2017-03-27 11:47:20 -03001923int cmd_timechart(int argc, const char **argv)
Arnaldo Carvalho de Melo73bdc712012-10-01 15:20:58 -03001924{
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001925 struct timechart tchart = {
1926 .tool = {
1927 .comm = process_comm_event,
1928 .fork = process_fork_event,
1929 .exit = process_exit_event,
1930 .sample = process_sample_event,
Jiri Olsa0a8cb852014-07-06 14:18:21 +02001931 .ordered_events = true,
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001932 },
1933 .proc_num = 15,
Arnaldo Carvalho de Meloaf4b2c92016-08-08 12:45:58 -03001934 .min_time = NSEC_PER_MSEC,
Stanislav Fomichevd2431442014-07-08 20:03:43 +04001935 .merge_dist = 1000,
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001936 };
Arnaldo Carvalho de Melo73bdc712012-10-01 15:20:58 -03001937 const char *output_name = "output.svg";
Arnaldo Carvalho de Melof3715942017-03-17 11:23:21 -03001938 const struct option timechart_common_options[] = {
1939 OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"),
1940 OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only, "output processes data only"),
1941 OPT_END()
1942 };
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001943 const struct option timechart_options[] = {
Arnaldo Carvalho de Melo73bdc712012-10-01 15:20:58 -03001944 OPT_STRING('i', "input", &input_name, "file", "input file name"),
1945 OPT_STRING('o', "output", &output_name, "file", "output file name"),
1946 OPT_INTEGER('w', "width", &svg_page_width, "page width"),
Stanislav Fomicheve57a2df2013-12-17 19:53:49 +04001947 OPT_CALLBACK(0, "highlight", NULL, "duration or task name",
1948 "highlight tasks. Pass duration in ns or process name.",
1949 parse_highlight),
Arjan van de Venbbe29872009-10-20 07:09:39 +09001950 OPT_CALLBACK('p', "process", NULL, "process",
1951 "process selector. Pass a pid or process name.",
1952 parse_process),
He Kuanga7066702016-05-19 11:47:37 +00001953 OPT_CALLBACK(0, "symfs", NULL, "directory",
1954 "Look for files with symbols relative to this directory",
1955 symbol__config_symfs),
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001956 OPT_INTEGER('n', "proc-num", &tchart.proc_num,
Stanislav Fomichev54874e32013-11-01 20:25:46 +04001957 "min. number of tasks to print"),
Stanislav Fomichevc5079992013-12-02 18:37:36 +04001958 OPT_BOOLEAN('t', "topology", &tchart.topology,
1959 "sort CPUs according to topology"),
Stanislav Fomichevd2431442014-07-08 20:03:43 +04001960 OPT_BOOLEAN(0, "io-skip-eagain", &tchart.skip_eagain,
1961 "skip EAGAIN errors"),
1962 OPT_CALLBACK(0, "io-min-time", &tchart.min_time, "time",
1963 "all IO faster than min-time will visually appear longer",
1964 parse_time),
1965 OPT_CALLBACK(0, "io-merge-dist", &tchart.merge_dist, "time",
1966 "merge events that are merge-dist us apart",
1967 parse_time),
Yunlong Song44f7e432015-04-02 21:47:17 +08001968 OPT_BOOLEAN('f', "force", &tchart.force, "don't complain, do it"),
Arnaldo Carvalho de Melof3715942017-03-17 11:23:21 -03001969 OPT_PARENT(timechart_common_options),
Arnaldo Carvalho de Melo73bdc712012-10-01 15:20:58 -03001970 };
Yunlong Song33ec0ca2015-03-18 21:35:56 +08001971 const char * const timechart_subcommands[] = { "record", NULL };
1972 const char *timechart_usage[] = {
Arnaldo Carvalho de Melo73bdc712012-10-01 15:20:58 -03001973 "perf timechart [<options>] {record}",
1974 NULL
1975 };
Namhyung Kime5b2c202014-10-23 00:15:46 +09001976 const struct option timechart_record_options[] = {
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04001977 OPT_BOOLEAN('I', "io-only", &tchart.io_only,
1978 "record only IO data"),
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001979 OPT_BOOLEAN('g', "callchain", &tchart.with_backtrace, "record callchain"),
Arnaldo Carvalho de Melof3715942017-03-17 11:23:21 -03001980 OPT_PARENT(timechart_common_options),
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001981 };
Namhyung Kime5b2c202014-10-23 00:15:46 +09001982 const char * const timechart_record_usage[] = {
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001983 "perf timechart record [<options>]",
1984 NULL
1985 };
Yunlong Song33ec0ca2015-03-18 21:35:56 +08001986 argc = parse_options_subcommand(argc, argv, timechart_options, timechart_subcommands,
1987 timechart_usage, PARSE_OPT_STOP_AT_NON_OPTION);
Arjan van de Ven10274982009-09-12 07:53:05 +02001988
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001989 if (tchart.power_only && tchart.tasks_only) {
Stanislav Fomichevc87097d2013-11-01 20:25:48 +04001990 pr_err("-P and -T options cannot be used at the same time.\n");
1991 return -1;
1992 }
1993
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001994 if (argc && !strncmp(argv[0], "rec", 3)) {
Namhyung Kime5b2c202014-10-23 00:15:46 +09001995 argc = parse_options(argc, argv, timechart_record_options,
1996 timechart_record_usage,
Stanislav Fomichev367b3152013-11-01 20:25:50 +04001997 PARSE_OPT_STOP_AT_NON_OPTION);
1998
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03001999 if (tchart.power_only && tchart.tasks_only) {
Stanislav Fomichev367b3152013-11-01 20:25:50 +04002000 pr_err("-P and -T options cannot be used at the same time.\n");
2001 return -1;
2002 }
2003
Stanislav Fomichevb97b59b2014-07-08 20:03:41 +04002004 if (tchart.io_only)
2005 return timechart__io_record(argc, argv);
2006 else
2007 return timechart__record(&tchart, argc, argv);
Stanislav Fomichev367b3152013-11-01 20:25:50 +04002008 } else if (argc)
2009 usage_with_options(timechart_usage, timechart_options);
Arjan van de Ven10274982009-09-12 07:53:05 +02002010
2011 setup_pager();
2012
Arnaldo Carvalho de Melo985b12e2013-11-28 11:25:19 -03002013 return __cmd_timechart(&tchart, output_name);
Arjan van de Ven10274982009-09-12 07:53:05 +02002014}