.help = "Issue fdatasync for writes every given number of blocks",
.def = "0",
},
+ {
+ .name = "write_barrier",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(barrier_blocks),
+ .help = "Make every Nth write a barrier write",
+ .def = "0",
+ },
#ifdef FIO_HAVE_SYNC_FILE_RANGE
{
.name = "sync_file_range",