def testBasicGeneration(self):
expected_jobfile = """
[global]
ioengine=libaio
invalidate=1
direct=1
runtime=10m
time_based
filename=/test/filename
do_verify=0
verify_fatal=0
randrepeat=0
[sequential_read-io-depth-1]
stonewall
rw=read
blocksize=512k
iodepth=1
size=100%
[sequential_read-io-depth-2]
stonewall
rw=read
blocksize=512k
iodepth=2
size=100%
"""
self.assertEqual(
fio_benchmark.GenerateJobFileString(self.filename,
['sequential_read'], [1, 2],
None), expected_jobfile)
def testMultipleScenarios(self):
expected_jobfile = """
[global]
ioengine=libaio
invalidate=1
direct=1
runtime=600
time_based
filename=/test/filename
do_verify=0
verify_fatal=0
randrepeat=0
group_reporting=1
[sequential_read-io-depth-1-num-jobs-1]
stonewall
rw=read
blocksize=512k
iodepth=1
size=100%
numjobs=1
[sequential_write-io-depth-1-num-jobs-1]
stonewall
rw=write
blocksize=512k
iodepth=1
size=100%
numjobs=1"""
self.assertEqual(
fio_benchmark.GenerateJobFileString(
self.filename, ['sequential_read', 'sequential_write'], [1],
[1], None, None, 600, {}), expected_jobfile)
def testCustomBlocksize(self):
orig_blocksize = fio_benchmark.SCENARIOS['sequential_write']['blocksize']
job_file = fio_benchmark.GenerateJobFileString(
self.filename,
['sequential_read'],
[1], None, perfkitbenchmarker.UNIT_REGISTRY.megabyte * 2)
self.assertIn('blocksize=2000000B', job_file)
# Test that generating a job file doesn't modify the global
# SCENARIOS variable.
self.assertEqual(fio_benchmark.SCENARIOS['sequential_write']['blocksize'],
orig_blocksize)
def testCustomBlocksize(self):
orig_blocksize = fio_benchmark.SCENARIOS['sequential_write'][
'blocksize']
job_file = fio_benchmark.GenerateJobFileString(
self.filename, ['sequential_read'], [1], [1], None,
units.Unit('megabyte') * 2, 600, True, {})
self.assertIn('blocksize=2000000B', job_file)
# Test that generating a job file doesn't modify the global
# SCENARIOS variable.
self.assertEqual(
fio_benchmark.SCENARIOS['sequential_write']['blocksize'],
orig_blocksize)
def testBasicGeneration(self):
expected_jobfile = """
[global]
ioengine=libaio
invalidate=1
direct=1
runtime=600
time_based
filename=/test/filename
do_verify=0
verify_fatal=0
group_reporting=1
randrepeat=0
offset_increment=1k
[sequential_read-io-depth-1-num-jobs-1]
stonewall
rw=read
blocksize=512k
iodepth=1
size=100%
numjobs=1
[sequential_read-io-depth-2-num-jobs-1]
stonewall
rw=read
blocksize=512k
iodepth=2
size=100%
numjobs=1"""
self.assertEqual(
fio_benchmark.GenerateJobFileString(
self.filename,
['sequential_read'],
[1, 2], [1],
None, None, 600, ['randrepeat=0', 'offset_increment=1k']),
expected_jobfile)
def testParseGenerateScenario(self):
expected_jobfile = """
[global]
ioengine=libaio
invalidate=1
direct=1
runtime=600
time_based
filename=/test/filename
do_verify=0
verify_fatal=0
group_reporting=1
randrepeat=0
[seq_64M_read_10TB-io-depth-1-num-jobs-1]
stonewall
rw=read
blocksize=64M
iodepth=1
size=10TB
numjobs=1
[rand_16k_readwrite_5TB_rwmixread-65-io-depth-1-num-jobs-1]
stonewall
rw=randrw
rwmixread=65
blocksize=16k
iodepth=1
size=5TB
numjobs=1"""
self.assertEqual(
fio_benchmark.GenerateJobFileString(
self.filename,
['seq_64M_read_10TB', 'rand_16k_readwrite_5TB_rwmixread-65'],
[1], [1], None, None, 600, True, ['randrepeat=0']),
expected_jobfile)
def testIndirectIO(self):
job_file = fio_benchmark.GenerateJobFileString(
self.filename, ['sequential_read'], [1], [1], None,
units.Unit('megabyte') * 2, 600, False, {})
self.assertIn('direct=0', job_file)
