X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=stat.c;h=7e3b97966c0b7754cdb10333ffa341a0adf26a5e;hp=c921f5f4379187e5affa6622f360f489b8fce92d;hb=ef6350576b1053b0491b17932dc29740d749ad4a;hpb=7fb28d3661a5833d8be24a014a04ee4548ec1c16

diff --git a/stat.c b/stat.c
index c921f5f4..7e3b9796 100644
--- a/stat.c
+++ b/stat.c
@@ -440,12 +440,14 @@ static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
 					ts->percentile_list);
 	}
 	if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
-		double p_of_agg;
+		double p_of_agg = 100.0;
 		const char *bw_str = "KB";
 
-		p_of_agg = mean * 100 / (double) rs->agg[ddir];
-		if (p_of_agg > 100.0)
-			p_of_agg = 100.0;
+		if (rs->agg[ddir]) {
+			p_of_agg = mean * 100 / (double) rs->agg[ddir];
+			if (p_of_agg > 100.0)
+				p_of_agg = 100.0;
+		}
 
 		if (mean > 999999.9) {
 			min /= 1000.0;
@@ -653,9 +655,14 @@ static void show_ddir_status_terse(struct thread_stat *ts,
 		free(ovals);
 
 	if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
-		double p_of_agg;
+		double p_of_agg = 100.0;
+
+		if (rs->agg[ddir]) {
+			p_of_agg = mean * 100 / (double) rs->agg[ddir];
+			if (p_of_agg > 100.0)
+				p_of_agg = 100.0;
+		}
 
-		p_of_agg = mean * 100 / (double) rs->agg[ddir];
 		log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
 	} else
 		log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0);
@@ -1313,10 +1320,8 @@ void add_iops_sample(struct thread_data *td, enum fio_ddir ddir,
 
 	add_stat_sample(&ts->iops_stat[ddir], iops);
 
-	if (td->iops_log) {
-		assert(iops);
+	if (td->iops_log)
 		add_log_sample(td, td->iops_log, iops, ddir, 0);
-	}
 
 	fio_gettime(&td->iops_sample_time, NULL);
 	td->stat_io_blocks[ddir] = td->this_io_blocks[ddir];