Add option to manually seed the random generators

[fio.git] / options.c

diff --git a/options.c b/options.c
index b0f45098285811fead6860af6f0acc2c6cd53ca5..16b6636991d65290bd10f4befbf06c00904dc580 100644 (file)
--- a/options.c
+++ b/options.c
@@ -1626,6 +1626,16 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .category = FIO_OPT_C_IO,
                .group  = FIO_OPT_G_RANDOM,
        },
+       {
+               .name   = "randseed",
+               .lname  = "The random generator seed",
+               .type   = FIO_OPT_INT,
+               .off1   = td_var_offset(rand_seed),
+               .help   = "Set the random generator seed value",
+               .parent = "rw",
+               .category = FIO_OPT_C_IO,
+               .group  = FIO_OPT_G_RANDOM,
+       },
        {
                .name   = "use_os_rand",
                .lname  = "Use OS random",