X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=HOWTO;h=dd2f84a8f8fd850fa4fc6d088ea2e5675014ee3e;hp=7a65aa1540338c32bc2d43ef5b862b6c68b5b7ab;hb=721938ae7fae0f6d470a7e32e177ea5dce480229;hpb=3845591fadea480177223e28c9d1c03642d34f0e

diff --git a/HOWTO b/HOWTO
index 7a65aa15..dd2f84a8 100644
--- a/HOWTO
+++ b/HOWTO
@@ -574,6 +574,11 @@ time_based	If set, fio will run for the duration of the runtime
 		written. It will simply loop over the same workload
 		as many times as the runtime allows.
 
+ramp_time	If set, fio will run the specified workload for this amount
+		of time before logging any performance numbers. Useful for
+		letting performance settle before logging results, thus
+		minimizing the runtime required for stable results.
+
 invalidate=bool	Invalidate the buffer/page cache parts for this file prior
 		to starting io. Defaults to true.