import datetime import pytest from pymilvus import connections, MilvusException from base.collection_wrapper import ApiCollectionWrapper from common.common_type import CaseLabel from customize.milvus_operator import MilvusOperator from scale import constants from common import common_func as cf from common import common_type as ct from utils.util_k8s import read_pod_log, wait_pods_ready from utils.util_log import test_log as log from utils.util_pymilvus import get_latest_tag nb = 10000 default_index_params = {"index_type": "IVF_SQ8", "metric_type": "L2", "params": {"nlist": 128}} class TestIndexNodeScale: @pytest.mark.tags(CaseLabel.L3) def test_expand_index_node(self): """ target: test expand indexNode from 1 to 2 method: 1.deploy two indexNode 2.create index with two indexNode 3.expand indexNode from 1 to 2 4.create index with one indexNode expected: The cost of one indexNode is about twice that of two indexNodes """ release_name = "expand-index" image_tag = get_latest_tag() image = f'{constants.IMAGE_REPOSITORY}:{image_tag}' init_replicas = 1 expand_replicas = 2 data_config = { 'metadata.namespace': constants.NAMESPACE, 'spec.mode': 'cluster', 'metadata.name': release_name, 'spec.components.image': image, 'spec.components.proxy.serviceType': 'LoadBalancer', 'spec.components.indexNode.replicas': init_replicas, 'spec.components.dataNode.replicas': 2, 'spec.config.common.retentionDuration': 60 } mic = MilvusOperator() mic.install(data_config) if mic.wait_for_healthy(release_name, constants.NAMESPACE, timeout=1800): host = mic.endpoint(release_name, constants.NAMESPACE).split(':')[0] else: # If deploy failed and want to uninsatll mic # log.warning(f'Deploy {release_name} timeout and ready to uninstall') # mic.uninstall(release_name, namespace=constants.NAMESPACE) raise MilvusException(message=f'Milvus healthy timeout 1800s') try: # connect connections.add_connection(default={"host": host, "port": 19530}) connections.connect(alias='default') # create collection c_name = "index_scale_one" collection_w = ApiCollectionWrapper() collection_w.init_collection(name=c_name, schema=cf.gen_default_collection_schema()) # insert data data = cf.gen_default_dataframe_data(nb) loop = 100 for i in range(loop): collection_w.insert(data, timeout=60) assert collection_w.num_entities == nb * loop # create index # Note that the num of segments and the num of indexNode are related to indexing time start = datetime.datetime.now() collection_w.create_index(ct.default_float_vec_field_name, default_index_params, timeout=60) assert collection_w.has_index()[0] t0 = datetime.datetime.now() - start log.info(f'Create index on {init_replicas} indexNode cost t0: {t0}') # drop index collection_w.drop_index() assert not collection_w.has_index()[0] # expand indexNode mic.upgrade(release_name, {'spec.components.indexNode.replicas': expand_replicas}, constants.NAMESPACE) mic.wait_for_healthy(release_name, constants.NAMESPACE) wait_pods_ready(constants.NAMESPACE, f"app.kubernetes.io/instance={release_name}") # create index again start = datetime.datetime.now() collection_w.create_index(ct.default_float_vec_field_name, default_index_params, timeout=60) assert collection_w.has_index()[0] t1 = datetime.datetime.now() - start log.info(f'Create index on {expand_replicas} indexNode cost t1: {t1}') collection_w.drop_index() start = datetime.datetime.now() collection_w.create_index(ct.default_float_vec_field_name, default_index_params, timeout=60) assert collection_w.has_index()[0] t2 = datetime.datetime.now() - start log.info(f'Create index on {expand_replicas} indexNode cost t2: {t2}') log.debug(f't2 is {t2}, t0 is {t0}, t0/t2 is {t0 / t2}') # assert round(t0 / t2) == 2 except Exception as e: raise Exception(str(e)) finally: label = f"app.kubernetes.io/instance={release_name}" log.info('Start to export milvus pod logs') read_pod_log(namespace=constants.NAMESPACE, label_selector=label, release_name=release_name) mic.uninstall(release_name, namespace=constants.NAMESPACE) @pytest.mark.tags(CaseLabel.L3) def test_shrink_index_node(self): """ target: test shrink indexNode from 2 to 1 method: 1.deploy two indexNode 2.create index with two indexNode 3.shrink indexNode from 2 to 1 4.create index with 1 indexNode expected: The cost of one indexNode is about twice that of two indexNodes """ release_name = "shrink-index" image_tag = get_latest_tag() image = f'{constants.IMAGE_REPOSITORY}:{image_tag}' data_config = { 'metadata.namespace': constants.NAMESPACE, 'metadata.name': release_name, 'spec.mode': 'cluster', 'spec.components.image': image, 'spec.components.proxy.serviceType': 'LoadBalancer', 'spec.components.indexNode.replicas': 2, 'spec.components.dataNode.replicas': 2, 'spec.config.common.retentionDuration': 60 } mic = MilvusOperator() mic.install(data_config) if mic.wait_for_healthy(release_name, constants.NAMESPACE, timeout=1800): host = mic.endpoint(release_name, constants.NAMESPACE).split(':')[0] else: raise MilvusException(message=f'Milvus healthy timeout 1800s') try: # connect connections.add_connection(default={"host": host, "port": 19530}) connections.connect(alias='default') data = cf.gen_default_dataframe_data(nb) # create c_name = "index_scale_one" collection_w = ApiCollectionWrapper() # collection_w.init_collection(name=c_name) collection_w.init_collection(name=c_name, schema=cf.gen_default_collection_schema()) # insert loop = 10 for i in range(loop): collection_w.insert(data) assert collection_w.num_entities == nb * loop # create index on collection one and two start = datetime.datetime.now() collection_w.create_index(ct.default_float_vec_field_name, default_index_params, timeout=60) assert collection_w.has_index()[0] t0 = datetime.datetime.now() - start log.info(f'Create index on 2 indexNode cost t0: {t0}') collection_w.drop_index() assert not collection_w.has_index()[0] # shrink indexNode from 2 to 1 mic.upgrade(release_name, {'spec.components.indexNode.replicas': 1}, constants.NAMESPACE) mic.wait_for_healthy(release_name, constants.NAMESPACE) wait_pods_ready(constants.NAMESPACE, f"app.kubernetes.io/instance={release_name}") start = datetime.datetime.now() collection_w.create_index(ct.default_float_vec_field_name, default_index_params, timeout=60) assert collection_w.has_index()[0] t1 = datetime.datetime.now() - start log.info(f'Create index on 1 indexNode cost t1: {t1}') collection_w.drop_index() assert not collection_w.has_index()[0] start = datetime.datetime.now() collection_w.create_index(ct.default_float_vec_field_name, default_index_params, timeout=60) assert collection_w.has_index()[0] t2 = datetime.datetime.now() - start log.info(f'Create index on 1 indexNode cost t2: {t2}') log.debug(f'one indexNode: {t2}') log.debug(f't2 is {t2}, t0 is {t0}, t2/t0 is {t2 / t0}') # assert round(t2 / t0) == 2 except Exception as e: raise Exception(str(e)) finally: label = f"app.kubernetes.io/instance={release_name}" log.info('Start to export milvus pod logs') read_pod_log(namespace=constants.NAMESPACE, label_selector=label, release_name=release_name) mic.uninstall(release_name, namespace=constants.NAMESPACE)