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Signed-off-by: Michael Oviedo <[email protected]>
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# SPDX-License-Identifier: Apache-2.0 | ||
# | ||
# The OpenSearch Contributors require contributions made to | ||
# this file be licensed under the Apache-2.0 license or a | ||
# compatible open source license. | ||
# Modifications Copyright OpenSearch Contributors. See | ||
# GitHub history for details. | ||
# Licensed to Elasticsearch B.V. under one or more contributor | ||
# license agreements. See the NOTICE file distributed with | ||
# this work for additional information regarding copyright | ||
# ownership. Elasticsearch B.V. licenses this file to you under | ||
# the Apache License, Version 2.0 (the "License"); you may | ||
# not use this file except in compliance with the License. | ||
# You may obtain a copy of the License at | ||
# | ||
# http://www.apache.org/licenses/LICENSE-2.0 | ||
# | ||
# Unless required by applicable law or agreed to in writing, | ||
# software distributed under the License is distributed on an | ||
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
# KIND, either express or implied. See the License for the | ||
# specific language governing permissions and limitations | ||
# under the License. | ||
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from typing import Any, Dict, List, Union | ||
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from osbenchmark.metrics import FileTestExecutionStore | ||
from osbenchmark import metrics, workload, config | ||
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class Aggregator: | ||
def __init__(self, cfg, test_executions_dict): | ||
self.config = cfg | ||
self.test_executions = test_executions_dict | ||
self.accumulated_results: Dict[str, Dict[str, List[Any]]] = {} | ||
self.accumulated_iterations: Dict[str, int] = {} | ||
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# count iterations for each operation in the workload | ||
def iterations(self) -> None: | ||
loaded_workload = workload.load_workload(self.config) | ||
for task in loaded_workload.test_procedures: | ||
for operation in task.schedule: | ||
operation_name = operation.name | ||
iterations = operation.iterations or 1 | ||
self.accumulated_iterations.setdefault(operation_name, 0) | ||
self.accumulated_iterations[operation_name] += iterations | ||
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# accumulate metrics for each task from test execution results | ||
def results(self, test_execution: Any) -> None: | ||
for item in test_execution.results.get("op_metrics", []): | ||
task = item.get("task", "") | ||
self.accumulated_results.setdefault(task, {}) | ||
for metric in ["throughput", "latency", "service_time", "client_processing_time", "processing_time", "error_rate", "duration"]: | ||
self.accumulated_results[task].setdefault(metric, []) | ||
self.accumulated_results[task][metric].append(item.get(metric)) | ||
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# aggregate values from multiple test execution result JSON objects by a specified key path | ||
def aggregate_json_by_key(self, key_path: Union[str, List[str]]) -> Any: | ||
test_store = metrics.test_execution_store(self.config) | ||
all_jsons = [test_store.find_by_test_execution_id(id).results for id in self.test_executions.keys()] | ||
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# retrieve nested value from a dictionary given a key path | ||
def get_nested_value(obj: Dict[str, Any], path: List[str]) -> Any: | ||
for key in path: | ||
if isinstance(obj, dict): | ||
obj = obj.get(key, {}) | ||
elif isinstance(obj, list) and key.isdigit(): | ||
obj = obj[int(key)] if int(key) < len(obj) else {} | ||
else: | ||
return None | ||
return obj | ||
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# recursively aggregate values, handling different data types | ||
def aggregate_helper(objects: List[Any]) -> Any: | ||
if not objects: | ||
return None | ||
if all(isinstance(obj, (int, float)) for obj in objects): | ||
avg = sum(objects) / len(objects) | ||
return avg | ||
if all(isinstance(obj, dict) for obj in objects): | ||
keys = set().union(*objects) | ||
return {key: aggregate_helper([obj.get(key) for obj in objects]) for key in keys} | ||
if all(isinstance(obj, list) for obj in objects): | ||
max_length = max(len(obj) for obj in objects) | ||
return [aggregate_helper([obj[i] if i < len(obj) else None for obj in objects]) for i in range(max_length)] | ||
return next((obj for obj in objects if obj is not None), None) | ||
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if isinstance(key_path, str): | ||
key_path = key_path.split('.') | ||
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values = [get_nested_value(json, key_path) for json in all_jsons] | ||
return aggregate_helper(values) | ||
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# construct aggregated results dict | ||
def build_aggregated_results(self, test_store): | ||
test_exe = test_store.find_by_test_execution_id(list(self.test_executions.keys())[0]) | ||
aggregated_results = { | ||
"op-metrics": [], | ||
"correctness_metrics": self.aggregate_json_by_key("correctness_metrics"), | ||
"total_time": self.aggregate_json_by_key("total_time"), | ||
"total_time_per_shard": self.aggregate_json_by_key("total_time_per_shard"), | ||
"indexing_throttle_time": self.aggregate_json_by_key("indexing_throttle_time"), | ||
"indexing_throttle_time_per_shard": self.aggregate_json_by_key("indexing_throttle_time_per_shard"), | ||
"merge_time": self.aggregate_json_by_key("merge_time"), | ||
"merge_time_per_shard": self.aggregate_json_by_key("merge_time_per_shard"), | ||
"merge_count": self.aggregate_json_by_key("merge_count"), | ||
"refresh_time": self.aggregate_json_by_key("refresh_time"), | ||
"refresh_time_per_shard": self.aggregate_json_by_key("refresh_time_per_shard"), | ||
"refresh_count": self.aggregate_json_by_key("refresh_count"), | ||
"flush_time": self.aggregate_json_by_key("flush_time"), | ||
"flush_time_per_shard": self.aggregate_json_by_key("flush_time_per_shard"), | ||
"flush_count": self.aggregate_json_by_key("flush_count"), | ||
"merge_throttle_time": self.aggregate_json_by_key("merge_throttle_time"), | ||
"merge_throttle_time_per_shard": self.aggregate_json_by_key("merge_throttle_time_per_shard"), | ||
"ml_processing_time": self.aggregate_json_by_key("ml_processing_time"), | ||
"young_gc_time": self.aggregate_json_by_key("young_gc_time"), | ||
"young_gc_count": self.aggregate_json_by_key("young_gc_count"), | ||
"old_gc_time": self.aggregate_json_by_key("old_gc_time"), | ||
"old_gc_count": self.aggregate_json_by_key("old_gc_count"), | ||
"memory_segments": self.aggregate_json_by_key("memory_segments"), | ||
"memory_doc_values": self.aggregate_json_by_key("memory_doc_values"), | ||
"memory_terms": self.aggregate_json_by_key("memory_terms"), | ||
"memory_norms": self.aggregate_json_by_key("memory_norms"), | ||
"memory_points": self.aggregate_json_by_key("memory_points"), | ||
"memory_stored_fields": self.aggregate_json_by_key("memory_stored_fields"), | ||
"store_size": self.aggregate_json_by_key("store_size"), | ||
"translog_size": self.aggregate_json_by_key("translog_size"), | ||
"segment_count": self.aggregate_json_by_key("segment_count"), | ||
"total_transform_search_times": self.aggregate_json_by_key("total_transform_search_times"), | ||
"total_transform_index_times": self.aggregate_json_by_key("total_transform_index_times"), | ||
"total_transform_processing_times": self.aggregate_json_by_key("total_transform_processing_times"), | ||
"total_transform_throughput": self.aggregate_json_by_key("total_transform_throughput") | ||
} | ||
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for task, task_metrics in self.accumulated_results.items(): | ||
iterations = self.accumulated_iterations.get(task, 1) | ||
aggregated_task_metrics = self.calculate_weighted_average(task_metrics, iterations) | ||
op_metric = { | ||
"task": task, | ||
"operation": task, | ||
"throughput": aggregated_task_metrics["throughput"], | ||
"latency": aggregated_task_metrics["latency"], | ||
"service_time": aggregated_task_metrics["service_time"], | ||
"client_processing_time": aggregated_task_metrics["client_processing_time"], | ||
"processing_time": aggregated_task_metrics["processing_time"], | ||
"error_rate": aggregated_task_metrics["error_rate"], | ||
"duration": aggregated_task_metrics["duration"] | ||
} | ||
aggregated_results["op-metrics"].append(op_metric) | ||
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# extract the necessary data from the first test execution, since the configurations should be identical for all test executions | ||
test_exe_store = metrics.test_execution_store(self.config) | ||
first_test_execution = test_exe_store.find_by_test_execution_id(list(self.test_executions.keys())[0]) | ||
current_timestamp = self.config.opts("system", "time.start") | ||
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# add values to the configuration object | ||
self.config.add(config.Scope.applicationOverride, "builder", "provision_config_instance.names", first_test_execution.provision_config_instance) | ||
self.config.add(config.Scope.applicationOverride, "system", "env.name", first_test_execution.environment_name) | ||
self.config.add(config.Scope.applicationOverride, "system", "test_execution.id", "12345") # You can generate a new ID or use a specific value | ||
self.config.add(config.Scope.applicationOverride, "system", "time.start", current_timestamp) | ||
self.config.add(config.Scope.applicationOverride, "test_execution", "pipeline", first_test_execution.pipeline) | ||
self.config.add(config.Scope.applicationOverride, "workload", "params", first_test_execution.workload_params) | ||
self.config.add(config.Scope.applicationOverride, "builder", "provision_config_instance.params", first_test_execution.provision_config_instance_params) | ||
self.config.add(config.Scope.applicationOverride, "builder", "plugin.params", first_test_execution.plugin_params) | ||
self.config.add(config.Scope.applicationOverride, "workload", "latency.percentiles", first_test_execution.latency_percentiles) | ||
self.config.add(config.Scope.applicationOverride, "workload", "throughput.percentiles", first_test_execution.throughput_percentiles) | ||
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loaded_workload = workload.load_workload(self.config) | ||
test_procedure = loaded_workload.find_test_procedure_or_default(first_test_execution.test_procedure) | ||
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test_execution = metrics.create_test_execution(self.config, loaded_workload, test_procedure, first_test_execution.workload_revision) | ||
test_execution.add_results(aggregated_results) | ||
test_execution.distribution_version = test_exe.distribution_version | ||
test_execution.revision = test_exe.revision | ||
test_execution.distribution_flavor = test_exe.distribution_flavor | ||
test_execution.provision_config_revision = test_exe.provision_config_revision | ||
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return test_execution | ||
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# calculate weighted averages for task metrics | ||
def calculate_weighted_average(self, task_metrics: Dict[str, List[Any]], iterations: int) -> Dict[str, Any]: | ||
weighted_metrics = {} | ||
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for metric, values in task_metrics.items(): | ||
weighted_metrics[metric] = {} | ||
if isinstance(values[0], dict): | ||
for item_key in values[0].keys(): | ||
if item_key == 'unit': | ||
weighted_metrics[metric][item_key] = values[0][item_key] | ||
else: | ||
item_values = [value.get(item_key, 0) for value in values] | ||
if iterations > 1: | ||
weighted_sum = sum(value * iterations for value in item_values) | ||
total_iterations = iterations * len(values) | ||
weighted_metrics[metric][item_key] = weighted_sum / total_iterations | ||
else: | ||
weighted_metrics[metric][item_key] = sum(item_values) / len(item_values) | ||
else: | ||
if iterations > 1: | ||
weighted_sum = sum(value * iterations for value in values) | ||
total_iterations = iterations * len(values) | ||
weighted_metrics[metric] = weighted_sum / total_iterations | ||
else: | ||
weighted_metrics[metric] = sum(values) / len(values) | ||
return weighted_metrics | ||
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# verify that all test executions have the same workload | ||
def compatibility_check(self, test_store) -> None: | ||
first_test_execution = test_store.find_by_test_execution_id(list(self.test_executions.keys())[0]) | ||
workload = first_test_execution.workload | ||
for id in self.test_executions.keys(): | ||
test_execution = test_store.find_by_test_execution_id(id) | ||
if test_execution: | ||
if test_execution.workload != workload: | ||
raise ValueError(f"Incompatible workload: test {id} has workload '{test_execution.workload}' instead of '{workload}'") | ||
else: | ||
raise ValueError("Test execution not found: ", id) | ||
return True | ||
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# driver code | ||
def aggregate(self) -> None: | ||
test_execution_store = metrics.test_execution_store(self.config) | ||
if self.compatibility_check(test_execution_store): | ||
for id in self.test_executions.keys(): | ||
test_execution = test_execution_store.find_by_test_execution_id(id) | ||
if test_execution: | ||
self.config.add(config.Scope.applicationOverride, "workload", "repository.name", "default") | ||
self.config.add(config.Scope.applicationOverride, "workload", "workload.name", test_execution.workload) | ||
self.iterations() | ||
self.results(test_execution) | ||
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aggregated_results = self.build_aggregated_results(test_execution_store) | ||
file_test_exe_store = FileTestExecutionStore(self.config) | ||
file_test_exe_store.store_test_execution(aggregated_results) | ||
else: | ||
raise ValueError("Incompatible test execution results") |
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