[fio.git] / eta.c

/*
 * Status and ETA code
 */
#include <unistd.h>
#include <fcntl.h>
#include <string.h>

#include "fio.h"

static char run_str[MAX_JOBS + 1];

/*
 * Sets the status of the 'td' in the printed status map.
 */
static void check_str_update(struct thread_data *td)
{
	char c = run_str[td->thread_number - 1];

	switch (td->runstate) {
	case TD_REAPED:
		c = '_';
		break;
	case TD_EXITED:
		c = 'E';
		break;
	case TD_RAMP:
		c = '/';
		break;
	case TD_RUNNING:
		if (td_rw(td)) {
			if (td_random(td))
				c = 'm';
			else
				c = 'M';
		} else if (td_read(td)) {
			if (td_random(td))
				c = 'r';
			else
				c = 'R';
		} else {
			if (td_random(td))
				c = 'w';
			else
				c = 'W';
		}
		break;
	case TD_VERIFYING:
		c = 'V';
		break;
	case TD_FSYNCING:
		c = 'F';
		break;
	case TD_CREATED:
		c = 'C';
		break;
	case TD_INITIALIZED:
		c = 'I';
		break;
	case TD_NOT_CREATED:
		c = 'P';
		break;
	default:
		log_err("state %d\n", td->runstate);
	}

	run_str[td->thread_number - 1] = c;
}

/*
 * Convert seconds to a printable string.
 */
static void eta_to_str(char *str, unsigned long eta_sec)
{
	unsigned int d, h, m, s;
	int disp_hour = 0;

	s = eta_sec % 60;
	eta_sec /= 60;
	m = eta_sec % 60;
	eta_sec /= 60;
	h = eta_sec % 24;
	eta_sec /= 24;
	d = eta_sec;

	if (d) {
		disp_hour = 1;
		str += sprintf(str, "%02ud:", d);
	}

	if (h || disp_hour)
		str += sprintf(str, "%02uh:", h);

	str += sprintf(str, "%02um:", m);
	str += sprintf(str, "%02us", s);
}

/*
 * Best effort calculation of the estimated pending runtime of a job.
 */
static int thread_eta(struct thread_data *td)
{
	unsigned long long bytes_total, bytes_done;
	unsigned long eta_sec = 0;
	unsigned long elapsed;

	elapsed = (mtime_since_now(&td->epoch) + 999) / 1000;

	bytes_total = td->total_io_size;

	/*
	 * if writing, bytes_total will be twice the size. If mixing,
	 * assume a 50/50 split and thus bytes_total will be 50% larger.
	 */
	if (td->o.do_verify && td->o.verify && td_write(td)) {
		if (td_rw(td))
			bytes_total = bytes_total * 3 / 2;
		else
			bytes_total <<= 1;
	}

	if (td->o.zone_size && td->o.zone_skip)
		bytes_total /= (td->o.zone_skip / td->o.zone_size);

	if (td->o.fill_device && td->o.size  == -1ULL)
		return 0;

	if (td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING) {
		double perc, perc_t;

		bytes_done = td->io_bytes[DDIR_READ] + td->io_bytes[DDIR_WRITE];
		perc = (double) bytes_done / (double) bytes_total;
		if (perc > 1.0)
			perc = 1.0;

		if (td->o.time_based) {
			perc_t = (double) elapsed / (double) td->o.timeout;
			if (perc_t < perc)
				perc = perc_t;
		}

		eta_sec = (unsigned long) (elapsed * (1.0 / perc)) - elapsed;

		if (td->o.timeout &&
		    eta_sec > (td->o.timeout + done_secs - elapsed))
			eta_sec = td->o.timeout + done_secs - elapsed;
	} else if (td->runstate == TD_NOT_CREATED || td->runstate == TD_CREATED
			|| td->runstate == TD_INITIALIZED
			|| td->runstate == TD_RAMP) {
		int t_eta = 0, r_eta = 0;

		/*
		 * We can only guess - assume it'll run the full timeout
		 * if given, otherwise assume it'll run at the specified rate.
		 */
		if (td->o.timeout) {
			t_eta = td->o.timeout + td->o.start_delay;

			if (in_ramp_time(td)) {
				unsigned long ramp_left;

				ramp_left = mtime_since_now(&td->start);
				ramp_left = (ramp_left + 999) / 1000;
				if (ramp_left <= t_eta)
					t_eta -= ramp_left;
			}
		}
		if (td->o.rate) {
			r_eta = (bytes_total / 1024) / td->o.rate;
			r_eta += td->o.start_delay;
		}

		if (r_eta && t_eta)
			eta_sec = min(r_eta, t_eta);
		else if (r_eta)
			eta_sec = r_eta;
		else if (t_eta)
			eta_sec = t_eta;
		else
			eta_sec = 0;
	} else {
		/*
		 * thread is already done or waiting for fsync
		 */
		eta_sec = 0;
	}

	return eta_sec;
}

static void calc_rate(unsigned long mtime, unsigned long long *io_bytes,
		      unsigned long long *prev_io_bytes, unsigned int *rate)
{
	rate[0] = (io_bytes[0] - prev_io_bytes[0]) / mtime;
	rate[1] = (io_bytes[1] - prev_io_bytes[1]) / mtime;
	prev_io_bytes[0] = io_bytes[0];
	prev_io_bytes[1] = io_bytes[1];
}

/*
 * Print status of the jobs we know about. This includes rate estimates,
 * ETA, thread state, etc.
 */
void print_thread_status(void)
{
	unsigned long elapsed = (mtime_since_genesis() + 999) / 1000;
	int i, nr_ramp, nr_running, nr_pending, t_rate, m_rate;
	int t_iops, m_iops, files_open;
	struct thread_data *td;
	char eta_str[128];
	double perc = 0.0;
	unsigned long long io_bytes[2];
	unsigned long rate_time, disp_time, bw_avg_time, *eta_secs, eta_sec;
	struct timeval now;

	static unsigned long long rate_io_bytes[2];
	static unsigned long long disp_io_bytes[2];
	static struct timeval rate_prev_time, disp_prev_time;
	static unsigned int rate[2];
	static int linelen_last;
	static int eta_good;

	if (temp_stall_ts || terse_output || eta_print == FIO_ETA_NEVER)
		return;

	if (!isatty(STDOUT_FILENO) && (eta_print != FIO_ETA_ALWAYS))
		return;

	if (!rate_io_bytes[0] && !rate_io_bytes[1])
		fill_start_time(&rate_prev_time);
	if (!disp_io_bytes[0] && !disp_io_bytes[1])
		fill_start_time(&disp_prev_time);

	eta_secs = malloc(thread_number * sizeof(unsigned long));
	memset(eta_secs, 0, thread_number * sizeof(unsigned long));

	io_bytes[0] = io_bytes[1] = 0;
	nr_pending = nr_running = t_rate = m_rate = t_iops = m_iops = 0;
	nr_ramp = 0;
	bw_avg_time = ULONG_MAX;
	files_open = 0;
	for_each_td(td, i) {
		if (td->o.bw_avg_time < bw_avg_time)
			bw_avg_time = td->o.bw_avg_time;
		if (td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING
		    || td->runstate == TD_FSYNCING) {
			nr_running++;
			t_rate += td->o.rate;
			m_rate += td->o.ratemin;
			t_iops += td->o.rate_iops;
			m_iops += td->o.rate_iops_min;
			files_open += td->nr_open_files;
		} else if (td->runstate == TD_RAMP) {
			nr_running++;
			nr_ramp++;
		} else if (td->runstate < TD_RUNNING)
			nr_pending++;

		if (elapsed >= 3)
			eta_secs[i] = thread_eta(td);
		else
			eta_secs[i] = INT_MAX;

		check_str_update(td);

		if (td->runstate > TD_RAMP) {
			io_bytes[0] += td->io_bytes[0];
			io_bytes[1] += td->io_bytes[1];
		}
	}

	if (exitall_on_terminate)
		eta_sec = INT_MAX;
	else
		eta_sec = 0;

	for_each_td(td, i) {
		if (exitall_on_terminate) {
			if (eta_secs[i] < eta_sec)
				eta_sec = eta_secs[i];
		} else {
			if (eta_secs[i] > eta_sec)
				eta_sec = eta_secs[i];
		}
	}

	free(eta_secs);

	if (eta_sec != INT_MAX && elapsed) {
		perc = (double) elapsed / (double) (elapsed + eta_sec);
		eta_to_str(eta_str, eta_sec);
	}

	fio_gettime(&now, NULL);
	rate_time = mtime_since(&rate_prev_time, &now);

	if (write_bw_log && rate_time > bw_avg_time && !in_ramp_time(td)) {
		calc_rate(rate_time, io_bytes, rate_io_bytes, rate);
		memcpy(&rate_prev_time, &now, sizeof(now));
		add_agg_sample(rate[DDIR_READ], DDIR_READ);
		add_agg_sample(rate[DDIR_WRITE], DDIR_WRITE);
	}

	disp_time = mtime_since(&disp_prev_time, &now);
	if (disp_time < 1000)
		return;

	calc_rate(disp_time, io_bytes, disp_io_bytes, rate);
	memcpy(&disp_prev_time, &now, sizeof(now));

	if (!nr_running && !nr_pending)
		return;

	printf("Jobs: %d (f=%d)", nr_running, files_open);
	if (m_rate || t_rate)
		printf(", CR=%d/%d KiB/s", t_rate, m_rate);
	else if (m_iops || t_iops)
		printf(", CR=%d/%d IOPS", t_iops, m_iops);
	if (eta_sec != INT_MAX && nr_running) {
		char perc_str[32];
		int ll;

		if ((!eta_sec && !eta_good) || nr_ramp == nr_running)
			strcpy(perc_str, "-.-% done");
		else {
			eta_good = 1;
			perc *= 100.0;
			sprintf(perc_str, "%3.1f%% done", perc);
		}

		ll = printf(": [%s] [%s] [%6u/%6u kb/s] [eta %s]",
				 run_str, perc_str, rate[0], rate[1], eta_str);
		if (ll >= 0 && ll < linelen_last)
			printf("%*s", linelen_last - ll, "");
		linelen_last = ll;
	}
	printf("\r");
	fflush(stdout);
}

void print_status_init(int thread_number)
{
	run_str[thread_number] = 'P';
}
Commit	Line	Data
263e529f JA	1	/*
	2	* Status and ETA code
	3	*/
	4	#include <unistd.h>
	5	#include <fcntl.h>
	6	#include <string.h>
	7
	8	#include "fio.h"
263e529f JA	9
	10	static char run_str[MAX_JOBS + 1];
	11
	12	/*
	13	* Sets the status of the 'td' in the printed status map.
	14	*/
	15	static void check_str_update(struct thread_data *td)
	16	{
	17	char c = run_str[td->thread_number - 1];
	18
	19	switch (td->runstate) {
5ec10eaa JA	20	case TD_REAPED:
	21	c = '_';
	22	break;
	23	case TD_EXITED:
	24	c = 'E';
	25	break;
b29ee5b3 JA	26	case TD_RAMP:
	27	c = '/';
	28	break;
5ec10eaa JA	29	case TD_RUNNING:
	30	if (td_rw(td)) {
	31	if (td_random(td))
	32	c = 'm';
	33	else
	34	c = 'M';
	35	} else if (td_read(td)) {
	36	if (td_random(td))
	37	c = 'r';
	38	else
	39	c = 'R';
	40	} else {
	41	if (td_random(td))
	42	c = 'w';
	43	else
	44	c = 'W';
	45	}
	46	break;
	47	case TD_VERIFYING:
	48	c = 'V';
	49	break;
	50	case TD_FSYNCING:
	51	c = 'F';
	52	break;
	53	case TD_CREATED:
	54	c = 'C';
	55	break;
	56	case TD_INITIALIZED:
	57	c = 'I';
	58	break;
	59	case TD_NOT_CREATED:
	60	c = 'P';
	61	break;
	62	default:
	63	log_err("state %d\n", td->runstate);
263e529f JA	64	}
	65
	66	run_str[td->thread_number - 1] = c;
	67	}
	68
	69	/*
	70	* Convert seconds to a printable string.
	71	*/
9c02f6ef	72	static void eta_to_str(char *str, unsigned long eta_sec)
263e529f JA	73	{
263e529f JA	74	unsigned int d, h, m, s;
165faf16	75	int disp_hour = 0;
263e529f	76
263e529f JA	77	s = eta_sec % 60;
	78	eta_sec /= 60;
	79	m = eta_sec % 60;
	80	eta_sec /= 60;
	81	h = eta_sec % 24;
	82	eta_sec /= 24;
	83	d = eta_sec;
	84
165faf16 JA	85	if (d) {
165faf16 JA	86	disp_hour = 1;
1e97cce9	87	str += sprintf(str, "%02ud:", d);
263e529f	88	}
165faf16 JA	89
165faf16 JA	90	if (h \|\| disp_hour)
1e97cce9	91	str += sprintf(str, "%02uh:", h);
263e529f	92
1e97cce9 JA	93	str += sprintf(str, "%02um:", m);
1e97cce9 JA	94	str += sprintf(str, "%02us", s);
263e529f JA	95	}
	96
	97	/*
	98	* Best effort calculation of the estimated pending runtime of a job.
	99	*/
b29ee5b3	100	static int thread_eta(struct thread_data *td)
263e529f JA	101	{
263e529f JA	102	unsigned long long bytes_total, bytes_done;
1e97cce9	103	unsigned long eta_sec = 0;
b29ee5b3 JA	104	unsigned long elapsed;
	105
	106	elapsed = (mtime_since_now(&td->epoch) + 999) / 1000;
263e529f JA	107
	108	bytes_total = td->total_io_size;
	109
74939e38 JA	110	/*
	111	* if writing, bytes_total will be twice the size. If mixing,
	112	* assume a 50/50 split and thus bytes_total will be 50% larger.
	113	*/
0dd8377f	114	if (td->o.do_verify && td->o.verify && td_write(td)) {
74939e38 JA	115	if (td_rw(td))
	116	bytes_total = bytes_total * 3 / 2;
	117	else
	118	bytes_total <<= 1;
	119	}
	120
2dc1bbeb JA	121	if (td->o.zone_size && td->o.zone_skip)
2dc1bbeb JA	122	bytes_total /= (td->o.zone_skip / td->o.zone_size);
263e529f	123
9c5a3854 SSY	124	if (td->o.fill_device && td->o.size == -1ULL)
	125	return 0;
	126
263e529f	127	if (td->runstate == TD_RUNNING \|\| td->runstate == TD_VERIFYING) {
cf4464ca	128	double perc, perc_t;
263e529f JA	129
	130	bytes_done = td->io_bytes[DDIR_READ] + td->io_bytes[DDIR_WRITE];
	131	perc = (double) bytes_done / (double) bytes_total;
	132	if (perc > 1.0)
	133	perc = 1.0;
	134
cf4464ca JA	135	if (td->o.time_based) {
	136	perc_t = (double) elapsed / (double) td->o.timeout;
	137	if (perc_t < perc)
	138	perc = perc_t;
	139	}
	140
1e97cce9	141	eta_sec = (unsigned long) (elapsed * (1.0 / perc)) - elapsed;
263e529f	142
d3eeeabc JA	143	if (td->o.timeout &&
	144	eta_sec > (td->o.timeout + done_secs - elapsed))
	145	eta_sec = td->o.timeout + done_secs - elapsed;
263e529f	146	} else if (td->runstate == TD_NOT_CREATED \|\| td->runstate == TD_CREATED
b29ee5b3 JA	147	\|\| td->runstate == TD_INITIALIZED
b29ee5b3 JA	148	\|\| td->runstate == TD_RAMP) {
263e529f JA	149	int t_eta = 0, r_eta = 0;
	150
	151	/*
	152	* We can only guess - assume it'll run the full timeout
	153	* if given, otherwise assume it'll run at the specified rate.
	154	*/
b29ee5b3	155	if (td->o.timeout) {
d3eeeabc	156	t_eta = td->o.timeout + td->o.start_delay;
b29ee5b3 JA	157
	158	if (in_ramp_time(td)) {
	159	unsigned long ramp_left;
	160
	161	ramp_left = mtime_since_now(&td->start);
	162	ramp_left = (ramp_left + 999) / 1000;
	163	if (ramp_left <= t_eta)
	164	t_eta -= ramp_left;
	165	}
	166	}
2dc1bbeb JA	167	if (td->o.rate) {
2dc1bbeb JA	168	r_eta = (bytes_total / 1024) / td->o.rate;
d3eeeabc	169	r_eta += td->o.start_delay;
263e529f JA	170	}
	171
	172	if (r_eta && t_eta)
	173	eta_sec = min(r_eta, t_eta);
	174	else if (r_eta)
	175	eta_sec = r_eta;
	176	else if (t_eta)
	177	eta_sec = t_eta;
	178	else
	179	eta_sec = 0;
	180	} else {
	181	/*
	182	* thread is already done or waiting for fsync
	183	*/
	184	eta_sec = 0;
	185	}
	186
	187	return eta_sec;
	188	}
	189
46fda8d0 JA	190	static void calc_rate(unsigned long mtime, unsigned long long *io_bytes,
	191	unsigned long long prev_io_bytes, unsigned int rate)
	192	{
	193	rate[0] = (io_bytes[0] - prev_io_bytes[0]) / mtime;
	194	rate[1] = (io_bytes[1] - prev_io_bytes[1]) / mtime;
	195	prev_io_bytes[0] = io_bytes[0];
	196	prev_io_bytes[1] = io_bytes[1];
	197	}
5ec10eaa	198
263e529f JA	199	/*
	200	* Print status of the jobs we know about. This includes rate estimates,
	201	* ETA, thread state, etc.
	202	*/
	203	void print_thread_status(void)
	204	{
b29ee5b3 JA	205	unsigned long elapsed = (mtime_since_genesis() + 999) / 1000;
b29ee5b3 JA	206	int i, nr_ramp, nr_running, nr_pending, t_rate, m_rate;
e6e41602	207	int t_iops, m_iops, files_open;
34572e28	208	struct thread_data *td;
2eaa41ce	209	char eta_str[128];
263e529f	210	double perc = 0.0;
6043c579	211	unsigned long long io_bytes[2];
d3eeeabc	212	unsigned long rate_time, disp_time, bw_avg_time, *eta_secs, eta_sec;
46fda8d0 JA	213	struct timeval now;
	214
	215	static unsigned long long rate_io_bytes[2];
	216	static unsigned long long disp_io_bytes[2];
	217	static struct timeval rate_prev_time, disp_prev_time;
	218	static unsigned int rate[2];
43819609	219	static int linelen_last;
cac58fd5	220	static int eta_good;
6043c579	221
e592a06b AC	222	if (temp_stall_ts \|\| terse_output \|\| eta_print == FIO_ETA_NEVER)
	223	return;
	224
	225	if (!isatty(STDOUT_FILENO) && (eta_print != FIO_ETA_ALWAYS))
263e529f JA	226	return;
263e529f JA	227
46fda8d0 JA	228	if (!rate_io_bytes[0] && !rate_io_bytes[1])
	229	fill_start_time(&rate_prev_time);
	230	if (!disp_io_bytes[0] && !disp_io_bytes[1])
	231	fill_start_time(&disp_prev_time);
6043c579	232
d3eeeabc JA	233	eta_secs = malloc(thread_number * sizeof(unsigned long));
d3eeeabc JA	234	memset(eta_secs, 0, thread_number * sizeof(unsigned long));
263e529f	235
6043c579	236	io_bytes[0] = io_bytes[1] = 0;
ac71feb1	237	nr_pending = nr_running = t_rate = m_rate = t_iops = m_iops = 0;
b29ee5b3	238	nr_ramp = 0;
bb3884d8	239	bw_avg_time = ULONG_MAX;
e6e41602	240	files_open = 0;
34572e28	241	for_each_td(td, i) {
2dc1bbeb JA	242	if (td->o.bw_avg_time < bw_avg_time)
2dc1bbeb JA	243	bw_avg_time = td->o.bw_avg_time;
46fda8d0 JA	244	if (td->runstate == TD_RUNNING \|\| td->runstate == TD_VERIFYING
46fda8d0 JA	245	\|\| td->runstate == TD_FSYNCING) {
263e529f	246	nr_running++;
2dc1bbeb JA	247	t_rate += td->o.rate;
2dc1bbeb JA	248	m_rate += td->o.ratemin;
ac71feb1 JA	249	t_iops += td->o.rate_iops;
ac71feb1 JA	250	m_iops += td->o.rate_iops_min;
e6e41602	251	files_open += td->nr_open_files;
b29ee5b3 JA	252	} else if (td->runstate == TD_RAMP) {
	253	nr_running++;
	254	nr_ramp++;
263e529f JA	255	} else if (td->runstate < TD_RUNNING)
	256	nr_pending++;
	257
	258	if (elapsed >= 3)
b29ee5b3	259	eta_secs[i] = thread_eta(td);
263e529f JA	260	else
	261	eta_secs[i] = INT_MAX;
	262
	263	check_str_update(td);
b29ee5b3 JA	264
	265	if (td->runstate > TD_RAMP) {
	266	io_bytes[0] += td->io_bytes[0];
	267	io_bytes[1] += td->io_bytes[1];
	268	}
263e529f JA	269	}
	270
	271	if (exitall_on_terminate)
	272	eta_sec = INT_MAX;
	273	else
	274	eta_sec = 0;
	275
34572e28	276	for_each_td(td, i) {
9c5a3854 SSY	277	if (exitall_on_terminate) {
	278	if (eta_secs[i] < eta_sec)
	279	eta_sec = eta_secs[i];
	280	} else {
	281	if (eta_secs[i] > eta_sec)
	282	eta_sec = eta_secs[i];
	283	}
263e529f JA	284	}
263e529f JA	285
eecf272f JA	286	free(eta_secs);
eecf272f JA	287
263e529f JA	288	if (eta_sec != INT_MAX && elapsed) {
	289	perc = (double) elapsed / (double) (elapsed + eta_sec);
	290	eta_to_str(eta_str, eta_sec);
	291	}
	292
46fda8d0 JA	293	fio_gettime(&now, NULL);
	294	rate_time = mtime_since(&rate_prev_time, &now);
	295
b29ee5b3	296	if (write_bw_log && rate_time > bw_avg_time && !in_ramp_time(td)) {
46fda8d0 JA	297	calc_rate(rate_time, io_bytes, rate_io_bytes, rate);
	298	memcpy(&rate_prev_time, &now, sizeof(now));
	299	add_agg_sample(rate[DDIR_READ], DDIR_READ);
	300	add_agg_sample(rate[DDIR_WRITE], DDIR_WRITE);
6043c579 JA	301	}
6043c579 JA	302
46fda8d0 JA	303	disp_time = mtime_since(&disp_prev_time, &now);
	304	if (disp_time < 1000)
	305	return;
	306
	307	calc_rate(disp_time, io_bytes, disp_io_bytes, rate);
	308	memcpy(&disp_prev_time, &now, sizeof(now));
	309
263e529f JA	310	if (!nr_running && !nr_pending)
	311	return;
	312
e6e41602	313	printf("Jobs: %d (f=%d)", nr_running, files_open);
263e529f	314	if (m_rate \|\| t_rate)
2cb8d960	315	printf(", CR=%d/%d KiB/s", t_rate, m_rate);
ac71feb1 JA	316	else if (m_iops \|\| t_iops)
ac71feb1 JA	317	printf(", CR=%d/%d IOPS", t_iops, m_iops);
263e529f	318	if (eta_sec != INT_MAX && nr_running) {
0721d11e	319	char perc_str[32];
5ec10eaa JA	320	int ll;
5ec10eaa JA	321
b29ee5b3	322	if ((!eta_sec && !eta_good) \|\| nr_ramp == nr_running)
cac58fd5 JA	323	strcpy(perc_str, "-.-% done");
	324	else {
	325	eta_good = 1;
	326	perc *= 100.0;
0721d11e	327	sprintf(perc_str, "%3.1f%% done", perc);
cac58fd5	328	}
0721d11e	329
0721d11e JA	330	ll = printf(": [%s] [%s] [%6u/%6u kb/s] [eta %s]",
0721d11e JA	331	run_str, perc_str, rate[0], rate[1], eta_str);
5ec10eaa JA	332	if (ll >= 0 && ll < linelen_last)
	333	printf("%*s", linelen_last - ll, "");
	334	linelen_last = ll;
263e529f JA	335	}
	336	printf("\r");
	337	fflush(stdout);
263e529f JA	338	}
	339
	340	void print_status_init(int thread_number)
	341	{
	342	run_str[thread_number] = 'P';
	343	}