make sure __rand_0_1 does not return 0.0

[fio.git] / options.c

diff --git a/options.c b/options.c
index 55844130fae135793cb7619063c9f668993bf9e3..ac41565c8677783aaa222ccf15929a74c1b7b39a 100644 (file)
--- a/options.c
+++ b/options.c
@@ -2855,6 +2855,18 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .category = FIO_OPT_C_IO,
                .group  = FIO_OPT_G_RATE,
        },
+       {
+               .name   = "rate_poisson",
+               .lname  = "simulate requests under Poisson process",
+               .type   = FIO_OPT_BOOL,
+               .off1   = td_var_offset(poisson_rate),
+               .help   = "With rate limit, simulate requests that follow Poisson process",
+               .def    = "0",
+               .parent = "rate",
+               .hide   = 1,
+               .category = FIO_OPT_C_IO,
+               .group  = FIO_OPT_G_RATE,
+       },
        {
                .name   = "ratecycle",
                .lname  = "I/O rate cycle",