def test_performance_check_select_destination(self, mock_get_extra,
mock_get_by_uuid,
mock_get_by_instance_uuid):
hosts = 2
requests = 1
self.flags(service_down_time=240)
spec_obj = self._get_fake_request_spec()
host_states = []
for x in range(hosts):
host_state = self._get_fake_host_state(x)
host_states.append(host_state)
self.driver.all_host_states = {uuids.cell: host_states}
provider_summaries = {hs.uuid: hs for hs in host_states}
def run_test():
a = timeutils.utcnow()
for x in range(requests):
self.driver.select_destinations(self.context, spec_obj,
[spec_obj.instance_uuid], {},
provider_summaries)
b = timeutils.utcnow()
c = b - a
seconds = (c.days * 24 * 60 * 60 + c.seconds)
microseconds = seconds * 1000 + c.microseconds / 1000.0
per_request_ms = microseconds / requests
return per_request_ms
per_request_ms = None
if ENABLE_PROFILER:
import pycallgraph
from pycallgraph import output
config = pycallgraph.Config(max_depth=10)
config.trace_filter = pycallgraph.GlobbingFilter(exclude=[
'pycallgraph.*',
'unittest.*',
'testtools.*',
'nova.tests.unit.*',
])
graphviz = output.GraphvizOutput(output_file='scheduler.png')
with pycallgraph.PyCallGraph(output=graphviz):
per_request_ms = run_test()
else:
per_request_ms = run_test()
# This has proved to be around 1 ms on a random dev box
# But this is here so you can do simply performance testing easily.
self.assertLess(per_request_ms, 1000)
def test_performance_check_select_destination(self, mock_get_extra):
hosts = 2
requests = 1
self.flags(service_down_time=240)
request_spec = self._get_fake_request_spec()
host_states = []
for x in xrange(hosts):
host_state = self._get_fake_host_state(x)
host_states.append(host_state)
self.driver.all_host_states = host_states
def run_test():
a = timeutils.utcnow()
for x in xrange(requests):
self.driver.select_destinations(self.context, request_spec, {})
b = timeutils.utcnow()
c = b - a
seconds = (c.days * 24 * 60 * 60 + c.seconds)
microseconds = seconds * 1000 + c.microseconds / 1000.0
per_request_ms = microseconds / requests
return per_request_ms
per_request_ms = None
if ENABLE_PROFILER:
import pycallgraph
from pycallgraph import output
config = pycallgraph.Config(max_depth=10)
config.trace_filter = pycallgraph.GlobbingFilter(exclude=[
'pycallgraph.*',
'unittest.*',
'patron.tests.unit.*',
])
graphviz = output.GraphvizOutput(output_file='scheduler.png')
with pycallgraph.PyCallGraph(output=graphviz):
per_request_ms = run_test()
else:
per_request_ms = run_test()
# This has proved to be around 1 ms on a random dev box
# But this is here so you can do simply performance testing easily.
self.assertTrue(per_request_ms < 1000)
