X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;ds=sidebyside;f=HOWTO;h=ce1bd9e6131db987ea6c8992c5deeebd9bddc3bf;hb=48b35be009138ddca8d341f7767a1364400b6c06;hp=ee899b8fdb6c402814086dde41f986d152c456c9;hpb=a596f047e2b3d447ccca76bd075f05473a1f8d1c;p=fio.git

diff --git a/HOWTO b/HOWTO
index ee899b8f..ce1bd9e6 100644
--- a/HOWTO
+++ b/HOWTO
@@ -382,7 +382,10 @@ size=int	The total size of file io for this job. Fio will run until
 		fio will divide this size between the available files
 		specified by the job. If not set, fio will use the full
 		size of the given files or devices. If the the files
-		do not exist, size must be given.
+		do not exist, size must be given. It is also possible to
+		give size as a percentage between 1 and 100. If size=20%
+		is given, fio will use 20% of the full size of the given
+		files or devices.
 
 filesize=int	Individual file sizes. May be a range, in which case fio
 		will select sizes for files at random within the given range