1 ; writes 512 byte verification blocks until the disk is full, 2 ; then verifies written data 3 [global] 4 thread=1 5 bs=64k 6 direct=1 7 ioengine=sync 8 verify=meta 9 verify_pattern=0xaa555aa5 10 verify_interval=512 11 12 [write-phase] 13 filename=datafile.tmp ; or use a full disk, for example /dev/sda 14 rw=write 15 fill_device=1 16 do_verify=0 17 18 [verify-phase] 19 stonewall 20 create_serialize=0 21 filename=datafile.tmp 22 rw=read 23 do_verify=1 24