Support for setting rated based on IOPS
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/HOWTO b/HOWTO
index c8a84ae..c140393 100644
--- a/HOWTO
+++ b/HOWTO
@@ -418,7 +418,16 @@
rate=int Cap the bandwidth used by this job to this number of KiB/sec.
ratemin=int Tell fio to do whatever it can to maintain at least this
- bandwidth.
+ bandwidth. Failing to meet this requirement, will cause
+ the job to exit.
+
+rate_iops=int Cap the bandwidth to this number of IOPS. Basically the same
+ as rate, just specified independently of bandwidth. If the
+ job is given a block size range instead of a fixed value,
+ the smallest block size is used as the metric.
+
+rate_iops_min=int If fio doesn't meet this rate of IO, it will cause
+ the job to exit.
ratecycle=int Average bandwidth for 'rate' and 'ratemin' over this number
of milliseconds.