Merge branch 'doc-patches' of https://github.com/vincentkfu/fio

[fio.git] / HOWTO

diff --git a/HOWTO b/HOWTO
index 342bad803ac56adc062a153a74543a5d77f85f7c..8fad2ce6f4d889e8de2013391ee1dad00787681d 100644 (file)
--- a/HOWTO
+++ b/HOWTO
@@ -2862,7 +2862,15 @@ Measurements and reporting
 
 .. option:: clat_percentiles=bool
 
-       Enable the reporting of percentiles of completion latencies.
+       Enable the reporting of percentiles of completion latencies.  This
+       option is mutually exclusive with :option:`lat_percentiles`.
+
+.. option:: lat_percentiles=bool
+
+       Enable the reporting of percentiles of IO latencies. This is similar
+       to :option:`clat_percentiles`, except that this includes the
+       submission latency. This option is mutually exclusive with
+       :option:`clat_percentiles`.
 
 .. option:: percentile_list=float_list