X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=iolog.c;h=b72dcf9791cfa242ceace8b4080a03934e9fa554;hp=aa9c3bb1e4eca43fa0cf1c9794df39656ba80972;hb=HEAD;hpb=a7c386edc19f3ef121b037b60b02852ffbcd6d65

diff --git a/iolog.c b/iolog.c
index aa9c3bb1..96af4f33 100644
--- a/iolog.c
+++ b/iolog.c
@@ -82,8 +82,8 @@ static void iolog_delay(struct thread_data *td, unsigned long delay)
 {
 	uint64_t usec = utime_since_now(&td->last_issue);
 	unsigned long orig_delay = delay;
-	uint64_t this_delay;
 	struct timespec ts;
+	int ret = 0;
 
 	if (delay < td->time_offset) {
 		td->time_offset = 0;
@@ -97,13 +97,15 @@ static void iolog_delay(struct thread_data *td, unsigned long delay)
 	delay -= usec;
 
 	fio_gettime(&ts, NULL);
-	while (delay && !td->terminate) {
-		this_delay = delay;
-		if (this_delay > 500000)
-			this_delay = 500000;
 
-		usec_sleep(td, this_delay);
-		delay -= this_delay;
+	while (delay && !td->terminate) {
+		ret = io_u_queued_complete(td, 0);
+		if (ret < 0)
+			td_verror(td, -ret, "io_u_queued_complete");
+		if (td->flags & TD_F_REGROW_LOGS)
+			regrow_logs(td);
+		if (utime_since_now(&ts) > delay)
+			break;
 	}
 
 	usec = utime_since_now(&ts);
@@ -439,7 +441,7 @@ static bool read_iolog(struct thread_data *td)
 	unsigned long long offset;
 	unsigned int bytes;
 	unsigned long long delay = 0;
-	int reads, writes, waits, fileno = 0, file_action = 0; /* stupid gcc */
+	int reads, writes, trims, waits, fileno = 0, file_action = 0; /* stupid gcc */
 	char *rfname, *fname, *act;
 	char *str, *p;
 	enum fio_ddir rw;
@@ -461,7 +463,7 @@ static bool read_iolog(struct thread_data *td)
 	rfname = fname = malloc(256+16);
 	act = malloc(256+16);
 
-	syncs = reads = writes = waits = 0;
+	syncs = reads = writes = trims = waits = 0;
 	while ((p = fgets(str, 4096, td->io_log_rfile)) != NULL) {
 		struct io_piece *ipo;
 		int r;
@@ -492,17 +494,25 @@ static bool read_iolog(struct thread_data *td)
 			 */
 			if (!strcmp(act, "wait"))
 				rw = DDIR_WAIT;
-			else if (!strcmp(act, "read"))
+			else if (!strcmp(act, "read")) {
+				if (td->o.replay_skip & (1u << DDIR_READ))
+					continue;
 				rw = DDIR_READ;
-			else if (!strcmp(act, "write"))
+			} else if (!strcmp(act, "write")) {
+				if (td->o.replay_skip & (1u << DDIR_WRITE))
+					continue;
 				rw = DDIR_WRITE;
-			else if (!strcmp(act, "sync"))
+			} else if (!strcmp(act, "sync")) {
+				if (td->o.replay_skip & (1u << DDIR_SYNC))
+					continue;
 				rw = DDIR_SYNC;
-			else if (!strcmp(act, "datasync"))
+			} else if (!strcmp(act, "datasync"))
 				rw = DDIR_DATASYNC;
-			else if (!strcmp(act, "trim"))
+			else if (!strcmp(act, "trim")) {
+				if (td->o.replay_skip & (1u << DDIR_TRIM))
+					continue;
 				rw = DDIR_TRIM;
-			else {
+			} else {
 				log_err("fio: bad iolog file action: %s\n",
 									act);
 				continue;
@@ -544,6 +554,13 @@ static bool read_iolog(struct thread_data *td)
 			if (read_only)
 				continue;
 			writes++;
+		} else if (rw == DDIR_TRIM) {
+			/*
+			 * Don't add a trim for ro mode
+			 */
+			if (read_only)
+				continue;
+			trims++;
 		} else if (rw == DDIR_WAIT) {
 			if (td->o.no_stall)
 				continue;
@@ -620,19 +637,22 @@ static bool read_iolog(struct thread_data *td)
 		{
 			io_u_quiesce(td);
 			free_io_mem(td);
-			init_io_u_buffers(td);
+			if (init_io_u_buffers(td))
+				return false;
 		}
 		return true;
 	}
 
-	if (!reads && !writes && !waits)
+	if (!reads && !writes && !waits && !trims)
 		return false;
-	else if (reads && !writes)
-		td->o.td_ddir = TD_DDIR_READ;
-	else if (!reads && writes)
-		td->o.td_ddir = TD_DDIR_WRITE;
-	else
-		td->o.td_ddir = TD_DDIR_RW;
+
+	td->o.td_ddir = 0;
+	if (reads)
+		td->o.td_ddir |= TD_DDIR_READ;
+	if (writes)
+		td->o.td_ddir |= TD_DDIR_WRITE;
+	if (trims)
+		td->o.td_ddir |= TD_DDIR_TRIM;
 
 	return true;
 }
@@ -794,6 +814,8 @@ bool init_iolog(struct thread_data *td)
 	if (!ret)
 		td_verror(td, EINVAL, "failed initializing iolog");
 
+	init_disk_util(td);
+
 	return ret;
 }
 
@@ -844,6 +866,13 @@ void setup_log(struct io_log **log, struct log_params *p,
 		l->log_ddir_mask = LOG_OFFSET_SAMPLE_BIT;
 	if (l->log_prio)
 		l->log_ddir_mask |= LOG_PRIO_SAMPLE_BIT;
+	/*
+	 * The bandwidth-log option generates agg-read_bw.log,
+	 * agg-write_bw.log and agg-trim_bw.log for which l->td is NULL.
+	 * Check if l->td is valid before dereferencing it.
+	 */
+	if (l->td && l->td->o.log_max == IO_LOG_SAMPLE_BOTH)
+		l->log_ddir_mask |= LOG_AVG_MAX_SAMPLE_BIT;
 
 	INIT_FLIST_HEAD(&l->chunk_list);
 
@@ -970,7 +999,7 @@ static void flush_hist_samples(FILE *f, int hist_coarseness, void *samples,
 void flush_samples(FILE *f, void *samples, uint64_t sample_size)
 {
 	struct io_sample *s;
-	int log_offset, log_prio;
+	int log_offset, log_prio, log_avg_max;
 	uint64_t i, nr_samples;
 	unsigned int prio_val;
 	const char *fmt;
@@ -981,17 +1010,32 @@ void flush_samples(FILE *f, void *samples, uint64_t sample_size)
 	s = __get_sample(samples, 0, 0);
 	log_offset = (s->__ddir & LOG_OFFSET_SAMPLE_BIT) != 0;
 	log_prio = (s->__ddir & LOG_PRIO_SAMPLE_BIT) != 0;
+	log_avg_max = (s->__ddir & LOG_AVG_MAX_SAMPLE_BIT) != 0;
 
 	if (log_offset) {
-		if (log_prio)
-			fmt = "%lu, %" PRId64 ", %u, %llu, %llu, 0x%04x\n";
-		else
-			fmt = "%lu, %" PRId64 ", %u, %llu, %llu, %u\n";
+		if (log_prio) {
+			if (log_avg_max)
+				fmt = "%" PRIu64 ", %" PRId64 ", %" PRId64 ", %u, %llu, %llu, 0x%04x\n";
+			else
+				fmt = "%" PRIu64 ", %" PRId64 ", %u, %llu, %llu, 0x%04x\n";
+		} else {
+			if (log_avg_max)
+				fmt = "%" PRIu64 ", %" PRId64 ", %" PRId64 ", %u, %llu, %llu, %u\n";
+			else
+				fmt = "%" PRIu64 ", %" PRId64 ", %u, %llu, %llu, %u\n";
+		}
 	} else {
-		if (log_prio)
-			fmt = "%lu, %" PRId64 ", %u, %llu, 0x%04x\n";
-		else
-			fmt = "%lu, %" PRId64 ", %u, %llu, %u\n";
+		if (log_prio) {
+			if (log_avg_max)
+				fmt = "%" PRIu64 ", %" PRId64 ", %" PRId64 ", %u, %llu, 0x%04x\n";
+			else
+				fmt = "%" PRIu64 ", %" PRId64 ", %u, %llu, 0x%04x\n";
+		} else {
+			if (log_avg_max)
+				fmt = "%" PRIu64 ", %" PRId64 ", %" PRId64 ", %u, %llu, %u\n";
+			else
+				fmt = "%" PRIu64 ", %" PRId64 ", %u, %llu, %u\n";
+		}
 	}
 
 	nr_samples = sample_size / __log_entry_sz(log_offset);
@@ -1005,20 +1049,37 @@ void flush_samples(FILE *f, void *samples, uint64_t sample_size)
 			prio_val = ioprio_value_is_class_rt(s->priority);
 
 		if (!log_offset) {
-			fprintf(f, fmt,
-				(unsigned long) s->time,
-				s->data.val,
-				io_sample_ddir(s), (unsigned long long) s->bs,
-				prio_val);
+			if (log_avg_max)
+				fprintf(f, fmt,
+					s->time,
+					s->data.val.val0,
+					s->data.val.val1,
+					io_sample_ddir(s), (unsigned long long) s->bs,
+					prio_val);
+			else
+				fprintf(f, fmt,
+					s->time,
+					s->data.val.val0,
+					io_sample_ddir(s), (unsigned long long) s->bs,
+					prio_val);
 		} else {
 			struct io_sample_offset *so = (void *) s;
 
-			fprintf(f, fmt,
-				(unsigned long) s->time,
-				s->data.val,
-				io_sample_ddir(s), (unsigned long long) s->bs,
-				(unsigned long long) so->offset,
-				prio_val);
+			if (log_avg_max)
+				fprintf(f, fmt,
+					s->time,
+					s->data.val.val0,
+					s->data.val.val1,
+					io_sample_ddir(s), (unsigned long long) s->bs,
+					(unsigned long long) so->offset,
+					prio_val);
+			else
+				fprintf(f, fmt,
+					s->time,
+					s->data.val.val0,
+					io_sample_ddir(s), (unsigned long long) s->bs,
+					(unsigned long long) so->offset,
+					prio_val);
 		}
 	}
 }
@@ -1857,9 +1918,7 @@ void td_writeout_logs(struct thread_data *td, bool unit_logs)
 
 void fio_writeout_logs(bool unit_logs)
 {
-	struct thread_data *td;
-	int i;
-
-	for_each_td(td, i)
+	for_each_td(td) {
 		td_writeout_logs(td, unit_logs);
+	} end_for_each();
 }