Add option to manually seed the random generators
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/fio.1 b/fio.1
index 9ee0eef..6c3dd21 100644
--- a/fio.1
+++ b/fio.1
@@ -288,6 +288,11 @@
Seed the random number generator in a predictable way so results are repeatable
across runs. Default: true.
.TP
+.BI randseed \fR=\fPint
+Seed the random number generators based on this seed value, to be able to
+control what sequence of output is being generated. If not set, the random
+sequence depends on the \fBrandrepeat\fR setting.
+.TP
.BI use_os_rand \fR=\fPbool
Fio can either use the random generator supplied by the OS to generator random
offsets, or it can use it's own internal generator (based on Tausworthe).