docs: update documentation for randrepeat and allrandrepeat

Note that allrandrepeat is an alias for randrepeat and that randrepeat
actually sets random seeds for all of fio's main random number
generators.

Signed-off-by: Vincent Fu <vincent.fu@samsung.com>

diff --git a/HOWTO.rst b/HOWTO.rst
index cb0f9834f852baf11a303466b270b8724f38c013..0a6e60c77bc7f58176bce88dba759f46c2b38df7 100644 (file)
--- a/HOWTO.rst
+++ b/HOWTO.rst
@@ -1232,13 +1232,12 @@ I/O type
 
 .. option:: randrepeat=bool
 
-       Seed the random number generator used for random I/O patterns in a
-       predictable way so the pattern is repeatable across runs. Default: true.
+        Seed all random number generators in a predictable way so the pattern
+        is repeatable across runs. Default: true.
 
 .. option:: allrandrepeat=bool
 
-       Seed all random number generators in a predictable way so results are
-       repeatable across runs.  Default: false.
+       Alias for :option:`randrepeat`. Default: true.
 
 .. option:: randseed=int
 

diff --git a/fio.1 b/fio.1
index 311b16d828978fd29840591812b57796e0c8bee7..4207814b443e5075a24653badc0530a3f0dbc9c0 100644 (file)
--- a/fio.1
+++ b/fio.1
@@ -1022,12 +1022,11 @@ Alias for \fBboth\fR.
 .RE
 .TP
 .BI randrepeat \fR=\fPbool
-Seed the random number generator used for random I/O patterns in a
-predictable way so the pattern is repeatable across runs. Default: true.
+Seed all random number generators in a predictable way so the pattern is
+repeatable across runs. Default: true.
 .TP
 .BI allrandrepeat \fR=\fPbool
-Seed all random number generators in a predictable way so results are
-repeatable across runs. Default: false.
+Alias for \fBrandrepeat\fR. Default: true.
 .TP
 .BI randseed \fR=\fPint
 Seed the random number generators based on this seed value, to be able to