Fix offset_increment option and add man page entry for it

[fio.git] / filesetup.c

diff --git a/filesetup.c b/filesetup.c
index 446eeaf0801a2772470bb2a47cde0c5368a67d70..f3d38290179e80d9eacefb5f2a97ef4abd479720 100644 (file)
--- a/filesetup.c
+++ b/filesetup.c
@@ -713,7 +713,8 @@ int setup_files(struct thread_data *td)
        extend_size = total_size = 0;
        need_extend = 0;
        for_each_file(td, f, i) {
-               f->file_offset = td->o.start_offset;
+               f->file_offset = td->o.start_offset +
+                       (td->thread_number - 1) * td->o.offset_increment;
 
                if (!td->o.file_size_low) {
                        /*