def _start_node(self, node_configuration, node_count_on_host, java_major_version):
host_name = node_configuration.ip
node_name = node_configuration.node_name
car = node_configuration.car
binary_path = node_configuration.binary_path
data_paths = node_configuration.data_paths
node_telemetry_dir = "%s/telemetry" % node_configuration.node_root_path
self.logger.info("Starting node [%s] based on car [%s].", node_name, car)
enabled_devices = self.cfg.opts("mechanic", "telemetry.devices")
telemetry_params = self.cfg.opts("mechanic", "telemetry.params")
node_telemetry = [
telemetry.FlightRecorder(telemetry_params, node_telemetry_dir, java_major_version),
telemetry.JitCompiler(node_telemetry_dir),
telemetry.Gc(node_telemetry_dir, java_major_version),
telemetry.PerfStat(node_telemetry_dir),
telemetry.DiskIo(self.metrics_store, node_count_on_host),
telemetry.CpuUsage(self.metrics_store),
telemetry.NodeEnvironmentInfo(self.metrics_store),
telemetry.IndexSize(data_paths, self.metrics_store),
telemetry.MergeParts(self.metrics_store, node_configuration.log_path),
telemetry.StartupTime(self.metrics_store),
]
t = telemetry.Telemetry(enabled_devices, devices=node_telemetry)
env = self._prepare_env(car, node_name, t)
t.on_pre_node_start(node_name)
node_process = self._start_process(env, node_name, binary_path)
node = cluster.Node(node_process, host_name, node_name, t)
self.logger.info("Node [%s] has successfully started. Attaching telemetry devices.", node_name)
t.attach_to_node(node)
self.logger.info("Telemetry devices are now attached to node [%s].", node_name)
return node
def _start_node(self, node_configuration, node_count_on_host):
host_name = node_configuration.ip
node_name = node_configuration.node_name
car = node_configuration.car
binary_path = node_configuration.binary_path
data_paths = node_configuration.data_paths
node_telemetry_dir = "%s/telemetry" % node_configuration.node_root_path
java_major_version, java_home = java_resolver.java_home(car, self.cfg)
self.logger.info("Starting node [%s] based on car [%s].", node_name,
car)
enabled_devices = self.cfg.opts("mechanic", "telemetry.devices")
telemetry_params = self.cfg.opts("mechanic", "telemetry.params")
node_telemetry = [
telemetry.DiskIo(self.metrics_store, node_count_on_host,
node_telemetry_dir, node_name),
telemetry.NodeEnvironmentInfo(self.metrics_store),
telemetry.IndexSize(data_paths, self.metrics_store),
telemetry.MergeParts(self.metrics_store,
node_configuration.log_path),
telemetry.StartupTime(self.metrics_store),
]
t = telemetry.Telemetry(enabled_devices, devices=node_telemetry)
env = self._prepare_env(car, node_name, java_home, t)
t.on_pre_node_start(node_name)
node_pid = self._start_process(binary_path, env)
node = cluster.Node(node_pid, host_name, node_name, t)
self.logger.info("Attaching telemetry devices to node [%s].",
node_name)
t.attach_to_node(node)
return node
def test_store_calculated_metrics(self, metrics_store_put_value,
stop_watch):
stop_watch.total_time.return_value = 2
metrics_store = metrics.EsMetricsStore(create_config())
node = cluster.Node(None, "io", "rally0", None)
startup_time = telemetry.StartupTime(metrics_store)
# replace with mock
startup_time.timer = stop_watch
startup_time.on_pre_node_start(node.node_name)
# ... nodes starts up ...
startup_time.attach_to_node(node)
metrics_store_put_value.assert_called_with("rally0",
"node_startup_time", 2, "s")
def _start_node(self, node_configuration, node_count_on_host):
host_name = node_configuration.ip
node_name = node_configuration.node_name
car = node_configuration.car
binary_path = node_configuration.binary_path
data_paths = node_configuration.data_paths
node_telemetry_dir = os.path.join(node_configuration.node_root_path,
"telemetry")
java_major_version, java_home = java_resolver.java_home(car, self.cfg)
telemetry.add_metadata_for_node(self.metrics_store, node_name,
host_name)
self.logger.info("Starting node [%s] based on car [%s].", node_name,
car)
enabled_devices = self.cfg.opts("mechanic", "telemetry.devices")
telemetry_params = self.cfg.opts("mechanic", "telemetry.params")
node_telemetry = [
telemetry.FlightRecorder(telemetry_params, node_telemetry_dir,
java_major_version),
telemetry.JitCompiler(node_telemetry_dir),
telemetry.Gc(node_telemetry_dir, java_major_version),
telemetry.DiskIo(self.metrics_store, node_count_on_host,
node_telemetry_dir, node_name),
telemetry.IndexSize(data_paths, self.metrics_store),
telemetry.StartupTime(self.metrics_store),
]
t = telemetry.Telemetry(enabled_devices, devices=node_telemetry)
env = self._prepare_env(car, node_name, java_home, t)
t.on_pre_node_start(node_name)
node_pid = self._start_process(binary_path, env)
node = cluster.Node(node_pid, host_name, node_name, t)
self.logger.info("Attaching telemetry devices to node [%s].",
node_name)
t.attach_to_node(node)
return node
