X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=HOWTO;h=a2503e9a6b73b093aee91c65ba2255f9cc690746;hb=a67c6dd1c28bd9aae73d9b3443d3a8ae6c070b1b;hp=95289040dd3fd58a0bb70dfb0a94fadf1475e175;hpb=843c6b5e081900394da002b45253e541b794ac54;p=fio.git

diff --git a/HOWTO b/HOWTO
index 95289040..a2503e9a 100644
--- a/HOWTO
+++ b/HOWTO
@@ -2559,12 +2559,13 @@ I/O replay
 
 .. option:: replay_align=int
 
-	Force alignment of I/O offsets and lengths in a trace to this power of 2
-	value.
+	Force alignment of the byte offsets in a trace to this value. The value
+	must be a power of 2.
 
 .. option:: replay_scale=int
 
-	Scale sector offsets down by this factor when replaying traces.
+	Scale byte offsets down by this factor when replaying traces. Should most
+	likely use :option:`replay_align` as well.
 
 .. option:: replay_skip=str