mkhludnev commented on a change in pull request #1171: SOLR-13892: Add 'top-level' docValues Join implementation URL: https://github.com/apache/lucene-solr/pull/1171#discussion_r370547761
########## File path: solr/core/src/test/org/apache/solr/search/TestJoinQueryPerformance.java ########## @@ -0,0 +1,235 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF 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. + */ + +package org.apache.solr.search; + +import java.io.BufferedReader; +import java.io.FileReader; +import java.util.Collection; +import java.util.HashMap; +import java.util.List; +import java.util.UUID; + +import com.google.common.collect.Lists; +import org.apache.solr.SolrTestCaseJ4; +import org.apache.solr.client.solrj.SolrQuery; +import org.apache.solr.client.solrj.SolrRequest; +import org.apache.solr.client.solrj.impl.HttpSolrClient; +import org.apache.solr.client.solrj.response.QueryResponse; +import org.apache.solr.common.SolrInputDocument; +import org.junit.BeforeClass; +import org.junit.Test; + + +public class TestJoinQueryPerformance extends SolrTestCaseJ4 { + // Dictionary used to load String data + private static final String DICT_PATH = "/usr/share/dict/words"; + private static final int NUM_DICT_TERMS = 235886; + private static final String[] LOADED_DICTIONARY = new String[NUM_DICT_TERMS]; + + // Performance run parameters: Indexing + private static final String FROM_COLLECTION_NAME = "user_acls"; + private static final int NUM_FROM_DOCS = 5050; // 1 + 2 + 3 + 4 + ... + 100 + private static final String TO_COLLECTION_NAME = "products"; + private static final int NUM_TO_DOCS = 500000; + private static final int PERMISSION_CARDINALITY = 50000; // 50K unique groups/roles/whatever + private static int BATCH_SIZE = 500; + private static int NUM_COMMITS = 500; + private static final int VAL_MAX = 1000; + private static final int USER_MAX = 100; + + private static String COLLECTION_NAME= "foo"; + + /* + * As I start out here, I think I'll want a few different axes. + * - "from" collection matches (with "to" matches held constant) + * - "to" collection matches (with "from" matches held constant) + * + * So I think I should index a finite number of docs + */ + + @BeforeClass + public static void setUpCluster() throws Exception { + loadDictionary(); + //loadCollectionData(DType.USER); + //loadCollectionData(DType.DATA); + } + + private static void loadDictionary() throws Exception { + try (BufferedReader reader = new BufferedReader(new FileReader(DICT_PATH))) { + for (int i = 0; i < NUM_DICT_TERMS; i++) { + LOADED_DICTIONARY[i] = reader.readLine(); + } + } + } + + public enum DType { + USER(NUM_FROM_DOCS, FROM_COLLECTION_NAME) { + // id - unique string + // userid_s - username (user# from 1-100)...each user appears in # entries + // permissions_ss - set of 300 string permissions (cardinality 50K) + @Override + SolrInputDocument buildDoc() { + if (userRecordCounts[currentUser - 1] == currentUser) { + currentUser++; + } else { + userRecordCounts[currentUser -1]++; + } + + final SolrInputDocument newDoc = new SolrInputDocument("id", UUID.randomUUID().toString()); + final String userString = "user" + currentUser; + final String[] permissions = getAFewDictionaryWords(300, PERMISSION_CARDINALITY); + + newDoc.addField("userid_s", userString); + newDoc.addField("permissions_ss", permissions); + + return newDoc; + } + }, + DATA(NUM_TO_DOCS, TO_COLLECTION_NAME) { + // id - unique string + // val_i - random int between 1-1000 + // cost_d - random cost between 1-1000 + // body_txt - random text string between 100 - 10000 words + // acl_ss - set of 100-3000 string permissions (cardinality 50K) + @Override + SolrInputDocument buildDoc() { + final SolrInputDocument newDoc = new SolrInputDocument("id", UUID.randomUUID().toString()); + final int val = random().nextInt(1000) + 1; + final double cost = random().nextDouble() * 1000d; + final String body = String.join(" ", getAFewDictionaryWords(random().nextInt(9900) + 100)); + final String[] acls = getAFewDictionaryWords(random().nextInt(2900) + 100, PERMISSION_CARDINALITY); + + newDoc.addField("val_i", val); + newDoc.addField("cost_d", cost); + newDoc.addField("body_txt", body); + newDoc.addField("acl_ss", acls); + + return newDoc; + } + }; + + private int numDocs; + private String collName; + private static int[] userRecordCounts = new int[100]; + private static int currentUser = 1; + + private DType(int numDocs, String collectionName) { + this.numDocs = numDocs; + this.collName = collectionName; + } + + abstract SolrInputDocument buildDoc(); + } + + private static void loadCollectionData(DType type) throws Exception { + int numDocs = type.numDocs; + String collectionName = type.collName; + int numLoaded = 0; + try (HttpSolrClient client = new HttpSolrClient.Builder("http://localhost:8983/solr";).build()) { + final int numBatches = numDocs / BATCH_SIZE + 1; + final int commitEveryBatches = NUM_COMMITS > 0 ? numBatches / NUM_COMMITS : Integer.MAX_VALUE; + int batchCount = 0; + while (numLoaded < numDocs) { + final int sizeOfBatch = numLoaded + BATCH_SIZE > numDocs ? numDocs - numLoaded : BATCH_SIZE; + final Collection<SolrInputDocument> batch = buildBatch(type, sizeOfBatch); + client.add(collectionName, batch); + batchCount++; + numLoaded+=sizeOfBatch; + + if (batchCount == commitEveryBatches) { + client.commit(collectionName); + batchCount = 0; + } + } + client.commit(collectionName); + } + + } + + private static Collection<SolrInputDocument> buildBatch(DType type, int sizeOfBatch) { + final List<SolrInputDocument> batch = Lists.newArrayList(); + for (int i = 0; i < sizeOfBatch; i++) { + batch.add(type.buildDoc()); + } + return batch; + } + + private static String[] getAFewDictionaryWords(int numWords) { + return getAFewDictionaryWords(numWords, NUM_DICT_TERMS); + } + + private static String[] getAFewDictionaryWords(int numWords, int onlyFirstN) { + final String[] words = new String[numWords]; + for (int i = 0; i < numWords; i++) { + words[i] = LOADED_DICTIONARY[random().nextInt(onlyFirstN)]; + } + + return words; + } + + + @Test + public void testJoinPerformanceAsMainQueryHitsIncrease() throws Exception { + final String joinQueryBase = "{!join fromIndex=" + FROM_COLLECTION_NAME + " from=permissions_ss to=acl_ss cache=false"; + final String fromQuery = "userid_s:user25"; // The higher the user number, the more permissions he has attached to his name (1-100) + final String standardJoin = joinQueryBase + "}" + fromQuery; + final String noScoreJoin = joinQueryBase + " score=none}" + fromQuery; + final String tpiJoin = joinQueryBase + " toplevel=true}" + fromQuery; + + try (HttpSolrClient client = new HttpSolrClient.Builder("http://localhost:8983/solr";).build()) { + for ( int i = 0; i < VAL_MAX; i+=20) { + final String mainQuery = "val_i:[1 TO " + (i+1) + "]"; + final QueryResponse standardJoinRsp = client.query(TO_COLLECTION_NAME, new SolrQuery("q", mainQuery, "fq", standardJoin), SolrRequest.METHOD.POST); + final QueryResponse tpiJoinRsp = client.query(TO_COLLECTION_NAME, new SolrQuery("q", mainQuery, "fq", tpiJoin), SolrRequest.METHOD.POST); + final QueryResponse noScoreJoinRsp = client.query(TO_COLLECTION_NAME, new SolrQuery("q", mainQuery, "fq", noScoreJoin), SolrRequest.METHOD.POST); + final long numFound = tpiJoinRsp.getResults().getNumFound(); + + System.out.println(i + "," + numFound + "," + standardJoinRsp.getQTime() + "," + noScoreJoinRsp.getQTime() + "," + tpiJoinRsp.getQTime()); + } + } + } + + @Test + public void testJoinPerformanceAsFromQueryHitsIncrease() throws Exception { + final String mainQuery = "val_i:[1 TO 250]"; // Half the docs match the query (250K) + + final String joinQueryBase = "{!join fromIndex=" + FROM_COLLECTION_NAME + " from=permissions_ss to=acl_ss cache=false"; + + + try (HttpSolrClient client = new HttpSolrClient.Builder("http://localhost:8983/solr";).build()) { + for ( int i = 1; i <= USER_MAX; i++) { + final String fromQuery = "userid_s:user" + i; + final String standardJoin = joinQueryBase + "}" + fromQuery; + final String noScoreJoin = joinQueryBase + " score=none}" + fromQuery; + final String tpiJoin = joinQueryBase + " toplevel=true}" + fromQuery; + + final QueryResponse standardJoinRsp = client.query(TO_COLLECTION_NAME, new SolrQuery("q", mainQuery, "fq", standardJoin), SolrRequest.METHOD.POST); + final QueryResponse tpiJoinRsp = client.query(TO_COLLECTION_NAME, new SolrQuery("q", mainQuery, "fq", tpiJoin), SolrRequest.METHOD.POST); + final QueryResponse noScoreJoinRsp = client.query(TO_COLLECTION_NAME, new SolrQuery("q", mainQuery, "fq", noScoreJoin), SolrRequest.METHOD.POST); + final long numFound = tpiJoinRsp.getResults().getNumFound(); + + System.out.println(i + "," + numFound + "," + standardJoinRsp.getQTime() + "," + noScoreJoinRsp.getQTime() + "," + tpiJoinRsp.getQTime()); Review comment: Printing to stdout is prosecuted. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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