.help = "Amount of IO buffers to keep in flight",
.def = "1",
},
+ {
+ .name = "iodepth_batch",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(iodepth_batch),
+ .help = "Number of IO to submit in one go",
+ },
{
.name = "iodepth_low",
.type = FIO_OPT_INT,
static int def_timeout = 0;
-static char fio_version_string[] = "fio 1.11";
+static char fio_version_string[] = "fio 1.12";
static char **ini_file;
static int max_jobs = MAX_JOBS;
/*
* The low water mark cannot be bigger than the iodepth
*/
- if (td->iodepth_low > td->iodepth || !td->iodepth_low)
- td->iodepth_low = td->iodepth;
+ if (td->iodepth_low > td->iodepth || !td->iodepth_low) {
+ /*
+ * syslet work around - if the workload is sequential,
+ * we want to let the queue drain all the way down to
+ * avoid seeking between async threads
+ */
+ if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td))
+ td->iodepth_low = 1;
+ else
+ td->iodepth_low = td->iodepth;
+ }
+
+ /*
+ * If batch number isn't set, default to the same as iodepth
+ */
+ if (td->iodepth_batch > td->iodepth || !td->iodepth_batch)
+ td->iodepth_batch = td->iodepth;
}
/*