X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=backend.c;h=1f5f3c7f567967ab2f0d662eb6ab9845fadd9515;hp=7149c115e06163537c3417b4c398d05d1941cdb1;hb=41666588eed4ed830b1fabd0458eb2b0a93f0147;hpb=ea51b956a15dd4aee047233be892bb3607f3adbd

diff --git a/backend.c b/backend.c
index 7149c115..1f5f3c7f 100644
--- a/backend.c
+++ b/backend.c
@@ -56,13 +56,13 @@ static struct flist_head *cgroup_list;
 static char *cgroup_mnt;
 static int exit_value;
 static volatile int fio_abort;
+static unsigned int nr_process = 0;
+static unsigned int nr_thread = 0;
 
 struct io_log *agg_io_log[2];
 
 int groupid = 0;
 unsigned int thread_number = 0;
-unsigned int nr_process = 0;
-unsigned int nr_thread = 0;
 int shm_id = 0;
 int temp_stall_ts;
 unsigned long done_secs = 0;
@@ -494,7 +494,10 @@ sync_done:
 		if (full || !td->o.iodepth_batch_complete) {
 			min_events = min(td->o.iodepth_batch_complete,
 					 td->cur_depth);
-			if (full && !min_events && td->o.iodepth_batch_complete != 0)
+			/*
+			 * if the queue is full, we MUST reap at least 1 event
+			 */
+			if (full && !min_events)
 				min_events = 1;
 
 			do {
@@ -555,7 +558,8 @@ static void do_io(struct thread_data *td)
 		td_set_runstate(td, TD_RUNNING);
 
 	while ((td->o.read_iolog_file && !flist_empty(&td->io_log_list)) ||
-		(!flist_empty(&td->trim_list)) || !io_bytes_exceeded(td)) {
+		(!flist_empty(&td->trim_list)) || !io_bytes_exceeded(td) ||
+		td->o.time_based) {
 		struct timeval comp_time;
 		unsigned long bytes_done[2] = { 0, 0 };
 		int min_evts = 0;
@@ -676,7 +680,10 @@ sync_done:
 		if (full || !td->o.iodepth_batch_complete) {
 			min_evts = min(td->o.iodepth_batch_complete,
 					td->cur_depth);
-			if (full && !min_evts && td->o.iodepth_batch_complete != 0)
+			/*
+			 * if the queue is full, we MUST reap at least 1 event
+			 */
+			if (full && !min_evts)
 				min_evts = 1;
 
 			if (__should_check_rate(td, 0) ||
@@ -962,6 +969,9 @@ static void *thread_main(void *data)
 
 	dprint(FD_PROCESS, "jobs pid=%d started\n", (int) td->pid);
 
+	if (is_backend)
+		fio_server_send_start(td);
+
 	INIT_FLIST_HEAD(&td->io_u_freelist);
 	INIT_FLIST_HEAD(&td->io_u_busylist);
 	INIT_FLIST_HEAD(&td->io_u_requeues);
@@ -988,6 +998,7 @@ static void *thread_main(void *data)
 	 * eating a file descriptor
 	 */
 	fio_mutex_remove(td->mutex);
+	td->mutex = NULL;
 
 	/*
 	 * A new gid requires privilege, so we need to do this before setting
@@ -1349,6 +1360,14 @@ static void run_threads(void)
 
 	set_sig_handlers();
 
+	nr_thread = nr_process = 0;
+	for_each_td(td, i) {
+		if (td->o.use_thread)
+			nr_thread++;
+		else
+			nr_process++;
+	}
+
 	if (!terse_output) {
 		log_info("Starting ");
 		if (nr_thread)
@@ -1548,21 +1567,13 @@ static void run_threads(void)
 
 		reap_threads(&nr_running, &t_rate, &m_rate);
 
-		if (todo) {
-			if (is_backend)
-				fio_server_idle_loop();
-			else
-				usleep(100000);
-		}
+		if (todo)
+			usleep(100000);
 	}
 
 	while (nr_running) {
 		reap_threads(&nr_running, &t_rate, &m_rate);
-
-		if (is_backend)
-			fio_server_idle_loop();
-		else
-			usleep(10000);
+		usleep(10000);
 	}
 
 	update_io_ticks();