def test_multiple_pvc_creation_after_deletion_performance(
self, teardown_factory
):
"""
Measuring PVC creation time of 75% of initial PVCs (120) in the same
rate after deleting 75% of the initial PVCs.
Args:
teardown_factory: A fixture used when we want a new resource that was created during the tests
to be removed in the teardown phase.
Returns:
"""
initial_number_of_pvcs = 120
number_of_pvcs = math.ceil(initial_number_of_pvcs * 0.75)
log.info('Start creating new 120 PVCs')
pvc_objs = helpers.create_multiple_pvcs(
sc_name=self.sc_obj.name,
namespace=defaults.ROOK_CLUSTER_NAMESPACE,
number_of_pvc=initial_number_of_pvcs,
size=self.pvc_size,
)
for pvc_obj in pvc_objs:
teardown_factory(pvc_obj)
with ThreadPoolExecutor() as executor:
for pvc_obj in pvc_objs:
executor.submit(
helpers.wait_for_resource_state, pvc_obj,
constants.STATUS_BOUND
)
executor.submit(pvc_obj.reload)
log.info('Deleting 75% of the PVCs - 90 PVCs')
assert pvc.delete_pvcs(pvc_objs[:number_of_pvcs], True), (
"Deletion of 75% of PVCs failed"
)
log.info('Re-creating the 90 PVCs')
pvc_objs = helpers.create_multiple_pvcs(
sc_name=self.sc_obj.name,
namespace=defaults.ROOK_CLUSTER_NAMESPACE,
number_of_pvc=number_of_pvcs,
size=self.pvc_size,
)
start_time = helpers.get_start_creation_time(
self.interface, pvc_objs[0].name
)
end_time = helpers.get_end_creation_time(
self.interface, pvc_objs[number_of_pvcs - 1].name,
)
total = end_time - start_time
total_time = total.total_seconds()
if total_time > 45:
raise ex.PerformanceException(
f"{number_of_pvcs} PVCs creation (after initial deletion of "
f"75%) time is {total_time} and greater than 45 seconds"
)
logging.info(
f"{number_of_pvcs} PVCs creation time took less than a 45 seconds"
)
def test_multiple_pvc_creation_measurement_performance(
self, teardown_factory
):
"""
Measuring PVC creation time of 120 PVCs in 180 seconds
Args:
teardown_factory: A fixture used when we want a new resource that was created during the tests
to be removed in the teardown phase.
Returns:
"""
number_of_pvcs = 120
log.info('Start creating new 120 PVCs')
pvc_objs = helpers.create_multiple_pvcs(
sc_name=self.sc_obj.name,
namespace=defaults.ROOK_CLUSTER_NAMESPACE,
number_of_pvc=number_of_pvcs,
size=self.pvc_size,
)
for pvc_obj in pvc_objs:
pvc_obj.reload()
teardown_factory(pvc_obj)
with ThreadPoolExecutor(max_workers=5) as executor:
for pvc_obj in pvc_objs:
executor.submit(
helpers.wait_for_resource_state, pvc_obj,
constants.STATUS_BOUND
)
executor.submit(pvc_obj.reload)
start_time = helpers.get_start_creation_time(
self.interface, pvc_objs[0].name
)
end_time = helpers.get_end_creation_time(
self.interface, pvc_objs[number_of_pvcs - 1].name,
)
total = end_time - start_time
total_time = total.total_seconds()
if total_time > 180:
raise ex.PerformanceException(
f"{number_of_pvcs} PVCs creation time is {total_time} and "
f"greater than 180 seconds"
)
logging.info(
f"{number_of_pvcs} PVCs creation time took {total_time} seconds"
)