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Change hardware.cpu_util in workload_stabilization

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In this change set, hardware.cpu_util is changed to
compute.node.cpu.percent in workload_stabilization.
By doing so, one can run this strategy on a simple devstack
without having to setup the SNMP plugin.

Change-Id: I8df8921337ea3f4e751c0c822d823e64e3ca7e1c
This commit is contained in:
Hidekazu Nakamura
2016-11-16 20:07:38 +09:00
parent 3532c74001
commit 5151b666fd
2 changed files with 25 additions and 16 deletions
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20
watcher/tests/decision_engine/strategy/strategies/test_workload_stabilization.py
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@@ -40,10 +40,10 @@ class TestWorkloadStabilization(base.TestCase):
self.hosts_load_assert = {
'Node_0': {'cpu_util': 0.07, 'memory.resident': 7.0, 'vcpus': 40},
'Node_1': {'cpu_util': 0.05, 'memory.resident': 5, 'vcpus': 40},
'Node_2': {'cpu_util': 0.1, 'memory.resident': 29, 'vcpus': 40},
'Node_3': {'cpu_util': 0.04, 'memory.resident': 8, 'vcpus': 40},
'Node_4': {'cpu_util': 0.02, 'memory.resident': 4, 'vcpus': 40}}
'Node_1': {'cpu_util': 0.07, 'memory.resident': 5, 'vcpus': 40},
'Node_2': {'cpu_util': 0.8, 'memory.resident': 29, 'vcpus': 40},
'Node_3': {'cpu_util': 0.05, 'memory.resident': 8, 'vcpus': 40},
'Node_4': {'cpu_util': 0.05, 'memory.resident': 4, 'vcpus': 40}}
p_model = mock.patch.object(
strategies.WorkloadStabilization, "compute_model",
@@ -76,7 +76,7 @@ class TestWorkloadStabilization(base.TestCase):
'weights': {"cpu_util_weight": 1.0,
"memory.resident_weight": 1.0},
'instance_metrics':
{"cpu_util": "hardware.cpu.util",
{"cpu_util": "compute.node.cpu.percent",
"memory.resident": "hardware.memory.used"},
'host_choice': 'retry',
'retry_count': 1})
@@ -84,9 +84,9 @@ class TestWorkloadStabilization(base.TestCase):
self.strategy.thresholds = {"cpu_util": 0.2, "memory.resident": 0.2}
self.strategy.weights = {"cpu_util_weight": 1.0,
"memory.resident_weight": 1.0}
self.strategy.instance_metrics = {"cpu_util": "hardware.cpu.util",
"memory.resident":
"hardware.memory.used"}
self.strategy.instance_metrics = {
"cpu_util": "compute.node.cpu.percent",
"memory.resident": "hardware.memory.used"}
self.strategy.host_choice = 'retry'
self.strategy.retry_count = 1
@@ -123,7 +123,7 @@ class TestWorkloadStabilization(base.TestCase):
self.hosts_load_assert)
def test_get_sd(self):
test_cpu_sd = 0.027
test_cpu_sd = 0.296
test_ram_sd = 9.3
self.assertEqual(
round(self.strategy.get_sd(
@@ -144,7 +144,7 @@ class TestWorkloadStabilization(base.TestCase):
self.hosts_load_assert, "INSTANCE_5", "Node_2", "Node_1")[-1][
"Node_1"]
result['cpu_util'] = round(result['cpu_util'], 3)
self.assertEqual(result, {'cpu_util': 0.075, 'memory.resident': 21,
self.assertEqual(result, {'cpu_util': 0.095, 'memory.resident': 21.0,
'vcpus': 40})
def test_simulate_migrations(self):