Add latency bin output to the json output format

[fio.git] / stat.c

diff --git a/stat.c b/stat.c
index 091d6fb1dd1e6a66daa7c0c306737fa2f8312e64..6ee02d32b88432856a7de556f85059d0732bfb81 100644 (file)
--- a/stat.c
+++ b/stat.c
@@ -832,7 +832,7 @@ static void add_ddir_status_json(struct thread_stat *ts,
        unsigned int len, minv, maxv;
        int i;
        const char *ddirname[] = {"read", "write", "trim"};
-       struct json_object *dir_object, *tmp_object, *percentile_object;
+       struct json_object *dir_object, *tmp_object, *percentile_object, *clat_bins_object;
        char buf[120];
        double p_of_agg = 100.0;
 
@@ -903,6 +903,18 @@ static void add_ddir_status_json(struct thread_stat *ts,
                json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]);
        }
 
+       if (output_format & FIO_OUTPUT_JSON_PLUS) {
+               clat_bins_object = json_create_object();
+               json_object_add_value_object(tmp_object, "bins", clat_bins_object);
+               for(i = 0; i < FIO_IO_U_PLAT_NR; i++) {
+                       snprintf(buf, sizeof(buf), "%d", i);
+                       json_object_add_value_int(clat_bins_object, (const char *)buf, ts->io_u_plat[ddir][i]);
+               }
+               json_object_add_value_int(clat_bins_object, "FIO_IO_U_PLAT_BITS", FIO_IO_U_PLAT_BITS);
+               json_object_add_value_int(clat_bins_object, "FIO_IO_U_PLAT_VAL", FIO_IO_U_PLAT_VAL);
+               json_object_add_value_int(clat_bins_object, "FIO_IO_U_PLAT_NR", FIO_IO_U_PLAT_NR);
+       }
+
        if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) {
                min = max = 0;
                mean = dev = 0.0;