doc: fix unit of zone_reset_threshold and relation to other option

[fio.git] / fio.1

diff --git a/fio.1 b/fio.1
index 527b3d4605d261b75bd868280e59bd21f81cf0a1..3556ad358f44b9107ee5d129862776aaf430a5df 100644 (file)
--- a/fio.1
+++ b/fio.1
@@ -854,9 +854,10 @@ of the zoned block device in use, thus allowing the option \fBmax_open_zones\fR
 value to be larger than the device reported limit. Default: false.
 .TP
 .BI zone_reset_threshold \fR=\fPfloat
-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.
+A number between zero and one that indicates the ratio of written bytes in the
+zones with write pointers in the IO range to the size of the IO range. When
+current ratio is above this ratio, zones are reset periodically as
+\fBzone_reset_frequency\fR specifies.
 .TP
 .BI zone_reset_frequency \fR=\fPfloat
 A number between zero and one that indicates how often a zone reset should be