X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.1;h=60f787a140940f9ad5888c84fd96cf8e60f456ff;hp=dfca43efd9ca0707c563a5395aa31e8bde39399f;hb=e58eb86d6ce20f7a550dfd28b6c789db5adab95b;hpb=e0b0d89201bd301f47fbbfcf86545b7e77b16ef3

diff --git a/fio.1 b/fio.1
index dfca43ef..60f787a1 100644
--- a/fio.1
+++ b/fio.1
@@ -182,6 +182,11 @@ reasons. Allow values are 1024 or 1000, with 1024 being the default.
 Seed the random number generator in a predictable way so results are repeatable
 across runs.  Default: true.
 .TP
+.BI fallocate \fR=\fPbool
+By default, fio will use fallocate() to advise the system of the size of the
+file we are going to write. This can be turned off with fallocate=0. May not
+be available on all supported platforms.
+.TP
 .BI fadvise_hint \fR=\fPbool
 Disable use of \fIposix_fadvise\fR\|(2) to advise the kernel what I/O patterns
 are likely to be issued. Default: true.