fio: report percentiles for slat, clat, lat

[fio.git] / options.c

diff --git a/options.c b/options.c
index 287f0435b73cff776328787407f3dc8097911d92..4714a3a1e57f7fe0767fe2caf1437457573c88b9 100644 (file)
--- a/options.c
+++ b/options.c
@@ -1408,13 +1408,20 @@ static int str_gtod_reduce_cb(void *data, int *il)
        struct thread_data *td = cb_data_to_td(data);
        int val = *il;
 
-       td->o.disable_lat = !!val;
-       td->o.disable_clat = !!val;
-       td->o.disable_slat = !!val;
-       td->o.disable_bw = !!val;
-       td->o.clat_percentiles = !val;
-       if (val)
+       /*
+        * Only modfiy options if gtod_reduce==1
+        * Otherwise leave settings alone.
+        */
+       if (val) {
+               td->o.disable_lat = 1;
+               td->o.disable_clat = 1;
+               td->o.disable_slat = 1;
+               td->o.disable_bw = 1;
+               td->o.clat_percentiles = 0;
+               td->o.lat_percentiles = 0;
+               td->o.slat_percentiles = 0;
                td->ts_cache_mask = 63;
+       }
 
        return 0;
 }
@@ -4312,7 +4319,6 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .off1   = offsetof(struct thread_options, clat_percentiles),
                .help   = "Enable the reporting of completion latency percentiles",
                .def    = "1",
-               .inverse = "lat_percentiles",
                .category = FIO_OPT_C_STAT,
                .group  = FIO_OPT_G_INVALID,
        },
@@ -4323,7 +4329,16 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .off1   = offsetof(struct thread_options, lat_percentiles),
                .help   = "Enable the reporting of IO latency percentiles",
                .def    = "0",
-               .inverse = "clat_percentiles",
+               .category = FIO_OPT_C_STAT,
+               .group  = FIO_OPT_G_INVALID,
+       },
+       {
+               .name   = "slat_percentiles",
+               .lname  = "Submission latency percentiles",
+               .type   = FIO_OPT_BOOL,
+               .off1   = offsetof(struct thread_options, slat_percentiles),
+               .help   = "Enable the reporting of submission latency percentiles",
+               .def    = "0",
                .category = FIO_OPT_C_STAT,
                .group  = FIO_OPT_G_INVALID,
        },