fio: Introduce new constant thinkcycles option

[fio.git] / HOWTO.rst

diff --git a/HOWTO.rst b/HOWTO.rst
index 34d6afdf6e6e4f87df0f5db29f1a8df34ba32207..42b2b119741ab9ab4c1b119cefc1fe065fbeab60 100644 (file)
--- a/HOWTO.rst
+++ b/HOWTO.rst
@@ -3209,6 +3209,14 @@ I/O depth
 I/O rate
 ~~~~~~~~
 
+.. option:: thinkcycles=int
+
+       Stall the job for the specified number of cycles after an I/O has completed before
+       issuing the next. May be used to simulate processing being done by an application.
+       This is not taken into account for the time to be waited on for  :option:`thinktime`.
+       Might not have any effect on some platforms, this can be checked by trying a setting
+       a high enough amount of thinkcycles.
+
 .. option:: thinktime=time
 
        Stall the job for the specified period of time after an I/O has completed before issuing the