[fio.git] / t / jobs / t0021.fio

# make sure the lfsr random generator actually does touch all the offsets
#
# Expected result: offsets are not accessed sequentially and all offsets are touched
# Buggy result: offsets are accessed sequentially and one or more offsets are missed
# run with --debug=io or logging to see which offsets are read

[test]
ioengine=null
filesize=1M
rw=randread
write_bw_log=test
per_job_logs=0
log_offset=1
norandommap=1
random_generator=lfsr
Commit	Line	Data
eb40b275 VF	1	# make sure the lfsr random generator actually does touch all the offsets
	2	#
	3	# Expected result: offsets are not accessed sequentially and all offsets are touched
	4	# Buggy result: offsets are accessed sequentially and one or more offsets are missed
	5	# run with --debug=io or logging to see which offsets are read
	6
	7	[test]
	8	ioengine=null
	9	filesize=1M
	10	rw=randread
	11	write_bw_log=test
	12	per_job_logs=0
	13	log_offset=1
	14	norandommap=1
	15	random_generator=lfsr