return 0;
if (td->o.random_distribution == FIO_RAND_DIST_ZIPF)
- val = 1.1;
+ val = FIO_DEF_ZIPF;
else if (td->o.random_distribution == FIO_RAND_DIST_PARETO)
- val = 0.2;
+ val = FIO_DEF_PARETO;
+ else if (td->o.random_distribution == FIO_RAND_DIST_GAUSS)
+ val = 0.0;
else
return 0;
return 1;
}
td->o.zipf_theta.u.f = val;
- } else {
+ } else if (td->o.random_distribution == FIO_RAND_DIST_PARETO) {
if (val <= 0.00 || val >= 1.00) {
log_err("fio: pareto input out of range (0 < input < 1.0)\n");
return 1;
}
td->o.pareto_h.u.f = val;
+ } else {
+ if (val <= 0.00 || val >= 100.0) {
+ log_err("fio: normal deviation out of range (0 < input < 100.0)\n");
+ return 1;
+ }
+ td->o.gauss_dev.u.f = val;
}
return 0;
.oval = TD_DDIR_RANDRW,
.help = "Random read and write mix"
},
+ { .ival = "writetrim",
+ .oval = TD_DDIR_WRITETRIM,
+ .help = "Write and trim mix, trims preceding writes"
+ },
},
},
{
.oval = FIO_RAND_DIST_PARETO,
.help = "Pareto distribution",
},
+ { .ival = "normal",
+ .oval = FIO_RAND_DIST_GAUSS,
+ .help = "Normal (gaussian) distribution",
+ },
},
.category = FIO_OPT_C_IO,
.group = FIO_OPT_G_RANDOM,
.category = FIO_OPT_C_FILE,
.group = FIO_OPT_G_INVALID,
},
+#ifdef FIO_HAVE_STREAMID
+ {
+ .name = "fadvise_stream",
+ .lname = "Fadvise stream",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(fadvise_stream),
+ .help = "Use fadvise() to set stream ID",
+ .category = FIO_OPT_C_FILE,
+ .group = FIO_OPT_G_INVALID,
+ },
+#endif
{
.name = "fsync",
.lname = "Fsync",