This option is mutually exclusive with using a random map for files, so it
will turn off that option.
.TP
+.BI bs_is_seq_rand \fR=\fPbool
+If this option is set, fio will use the normal read,write blocksize settings as
+sequential,random instead. Any random read or write will use the WRITE
+blocksize settings, and any sequential read or write will use the READ
+blocksize setting.
+.TP
.B zero_buffers
Initialise buffers with all zeros. Default: fill buffers with random data.
.TP