Merge branch 'zbd'

[fio.git] / HOWTO

diff --git a/HOWTO b/HOWTO
index 25ce5c49782193d3fba1a597a21b0d1feb7b1dc5..7bbd589838ed5dc3c4f9a6cb27e1e620c75a8e3d 100644 (file)
--- a/HOWTO
+++ b/HOWTO
@@ -1025,6 +1025,20 @@ Target file/device
        number of open zones is defined as the number of zones to which write
        commands are issued.
 
+.. option:: zone_reset_threshold=float
+
+       A number between zero and one that indicates the ratio of logical
+       blocks with data to the total number of logical blocks in the test
+       above which zones should be reset periodically.
+
+.. option:: zone_reset_frequency=float
+
+       A number between zero and one that indicates how often a zone reset
+       should be issued if the zone reset threshold has been exceeded. A zone
+       reset is submitted after each (1 / zone_reset_frequency) write
+       requests. This and the previous parameter can be used to simulate
+       garbage collection activity.
+
 
 I/O type
 ~~~~~~~~