X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=HOWTO;h=494b3e64d722597405e6a82191f776c1b8bc35d7;hb=590aebda258e146edd73382121be9c84643d8f1b;hp=9bfa437833d0703e2ee10cac8501c6d40a521d3d;hpb=3c704d7b028ed2701ad89e211413b218591cefed;p=fio.git

diff --git a/HOWTO b/HOWTO
index 9bfa4378..494b3e64 100644
--- a/HOWTO
+++ b/HOWTO
@@ -713,6 +713,11 @@ create_fsync=bool	fsync the data file after creation. This is the
 create_on_open=bool	Don't pre-setup the files for IO, just create open()
 			when it's time to do IO to that file.
 
+pre_read=bool	If this is given, files will be pre-read into memory before
+		starting the given IO operation. This will also clear
+		the 'invalidate' flag, since it is pointless to pre-read
+		and then drop the cache.
+
 unlink=bool	Unlink the job files when done. Not the default, as repeated
 		runs of that job would then waste time recreating the file
 		set again and again.
@@ -928,6 +933,7 @@ Idle	Run
 P		Thread setup, but not started.
 C		Thread created.
 I		Thread initialized, waiting.
+	p	Thread running pre-reading file(s).
 	R	Running, doing sequential reads.
 	r	Running, doing random reads.
 	W	Running, doing sequential writes.