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Index shard search slow log (query and fetch), closes elastic#1462.
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210 changes: 210 additions & 0 deletions
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...earch/src/main/java/org/elasticsearch/index/search/slowlog/ShardSlowLogSearchService.java
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| /* | ||
| * Licensed to Elastic Search and Shay Banon under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. Elastic Search 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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| package org.elasticsearch.index.search.slowlog; | ||
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|
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| import org.elasticsearch.cluster.metadata.IndexMetaData; | ||
| import org.elasticsearch.common.inject.Inject; | ||
| import org.elasticsearch.common.logging.ESLogger; | ||
| import org.elasticsearch.common.logging.Loggers; | ||
| import org.elasticsearch.common.settings.Settings; | ||
| import org.elasticsearch.common.unit.TimeValue; | ||
| import org.elasticsearch.common.xcontent.XContentHelper; | ||
| import org.elasticsearch.index.settings.IndexSettings; | ||
| import org.elasticsearch.index.settings.IndexSettingsService; | ||
| import org.elasticsearch.index.shard.AbstractIndexShardComponent; | ||
| import org.elasticsearch.index.shard.ShardId; | ||
| import org.elasticsearch.search.internal.SearchContext; | ||
|
|
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| import java.io.IOException; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
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| /** | ||
| */ | ||
| public class ShardSlowLogSearchService extends AbstractIndexShardComponent { | ||
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| private boolean reformat; | ||
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| private long queryWarnThreshold; | ||
| private long queryInfoThreshold; | ||
| private long queryDebugThreshold; | ||
| private long queryTraceThreshold; | ||
|
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| private long fetchWarnThreshold; | ||
| private long fetchInfoThreshold; | ||
| private long fetchDebugThreshold; | ||
| private long fetchTraceThreshold; | ||
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| private String level; | ||
|
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| private final ESLogger queryLogger; | ||
| private final ESLogger fetchLogger; | ||
|
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| static { | ||
| IndexMetaData.addDynamicSettings( | ||
| "index.search.slowlog.threshold.query.warn", | ||
| "index.search.slowlog.threshold.query.info", | ||
| "index.search.slowlog.threshold.query.debug", | ||
| "index.search.slowlog.threshold.query.trace", | ||
| "index.search.slowlog.threshold.fetch.warn", | ||
| "index.search.slowlog.threshold.fetch.info", | ||
| "index.search.slowlog.threshold.fetch.debug", | ||
| "index.search.slowlog.threshold.fetch.trace", | ||
| "index.search.slowlog.reformat", | ||
| "index.search.slowlog.level" | ||
| ); | ||
| } | ||
|
|
||
| class ApplySettings implements IndexSettingsService.Listener { | ||
| @Override public void onRefreshSettings(Settings settings) { | ||
| long queryWarnThreshold = settings.getAsTime("index.search.slowlog.threshold.query.warn", TimeValue.timeValueNanos(ShardSlowLogSearchService.this.queryWarnThreshold)).nanos(); | ||
| if (queryWarnThreshold != ShardSlowLogSearchService.this.queryWarnThreshold) { | ||
| ShardSlowLogSearchService.this.queryWarnThreshold = queryWarnThreshold; | ||
| } | ||
| long queryInfoThreshold = settings.getAsTime("index.search.slowlog.threshold.query.info", TimeValue.timeValueNanos(ShardSlowLogSearchService.this.queryInfoThreshold)).nanos(); | ||
| if (queryInfoThreshold != ShardSlowLogSearchService.this.queryInfoThreshold) { | ||
| ShardSlowLogSearchService.this.queryInfoThreshold = queryInfoThreshold; | ||
| } | ||
| long queryDebugThreshold = settings.getAsTime("index.search.slowlog.threshold.query.debug", TimeValue.timeValueNanos(ShardSlowLogSearchService.this.queryDebugThreshold)).nanos(); | ||
| if (queryDebugThreshold != ShardSlowLogSearchService.this.queryDebugThreshold) { | ||
| ShardSlowLogSearchService.this.queryDebugThreshold = queryDebugThreshold; | ||
| } | ||
| long queryTraceThreshold = settings.getAsTime("index.search.slowlog.threshold.query.trace", TimeValue.timeValueNanos(ShardSlowLogSearchService.this.queryTraceThreshold)).nanos(); | ||
| if (queryTraceThreshold != ShardSlowLogSearchService.this.queryTraceThreshold) { | ||
| ShardSlowLogSearchService.this.queryTraceThreshold = queryTraceThreshold; | ||
| } | ||
|
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| long fetchWarnThreshold = settings.getAsTime("index.search.slowlog.threshold.fetch.warn", TimeValue.timeValueNanos(ShardSlowLogSearchService.this.fetchWarnThreshold)).nanos(); | ||
| if (fetchWarnThreshold != ShardSlowLogSearchService.this.fetchWarnThreshold) { | ||
| ShardSlowLogSearchService.this.fetchWarnThreshold = fetchWarnThreshold; | ||
| } | ||
| long fetchInfoThreshold = settings.getAsTime("index.search.slowlog.threshold.fetch.info", TimeValue.timeValueNanos(ShardSlowLogSearchService.this.fetchInfoThreshold)).nanos(); | ||
| if (fetchInfoThreshold != ShardSlowLogSearchService.this.fetchInfoThreshold) { | ||
| ShardSlowLogSearchService.this.fetchInfoThreshold = fetchInfoThreshold; | ||
| } | ||
| long fetchDebugThreshold = settings.getAsTime("index.search.slowlog.threshold.fetch.debug", TimeValue.timeValueNanos(ShardSlowLogSearchService.this.fetchDebugThreshold)).nanos(); | ||
| if (fetchDebugThreshold != ShardSlowLogSearchService.this.fetchDebugThreshold) { | ||
| ShardSlowLogSearchService.this.fetchDebugThreshold = fetchDebugThreshold; | ||
| } | ||
| long fetchTraceThreshold = settings.getAsTime("index.search.slowlog.threshold.fetch.trace", TimeValue.timeValueNanos(ShardSlowLogSearchService.this.fetchTraceThreshold)).nanos(); | ||
| if (fetchTraceThreshold != ShardSlowLogSearchService.this.fetchTraceThreshold) { | ||
| ShardSlowLogSearchService.this.fetchTraceThreshold = fetchTraceThreshold; | ||
| } | ||
|
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| String level = settings.get("index.search.slowlog.level", ShardSlowLogSearchService.this.level); | ||
| if (!level.equals(ShardSlowLogSearchService.this.level)) { | ||
| ShardSlowLogSearchService.this.queryLogger.setLevel(level.toUpperCase()); | ||
| ShardSlowLogSearchService.this.fetchLogger.setLevel(level.toUpperCase()); | ||
| ShardSlowLogSearchService.this.level = level; | ||
| } | ||
|
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| boolean reformat = settings.getAsBoolean("index.search.slowlog.reformat", ShardSlowLogSearchService.this.reformat); | ||
| if (reformat != ShardSlowLogSearchService.this.reformat) { | ||
| ShardSlowLogSearchService.this.reformat = reformat; | ||
| } | ||
| } | ||
| } | ||
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| @Inject public ShardSlowLogSearchService(ShardId shardId, @IndexSettings Settings indexSettings, IndexSettingsService indexSettingsService) { | ||
| super(shardId, indexSettings); | ||
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| this.reformat = componentSettings.getAsBoolean("reformat", true); | ||
|
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| this.queryWarnThreshold = componentSettings.getAsTime("threshold.query.warn", TimeValue.timeValueNanos(-1)).nanos(); | ||
| this.queryInfoThreshold = componentSettings.getAsTime("threshold.query.info", TimeValue.timeValueNanos(-1)).nanos(); | ||
| this.queryDebugThreshold = componentSettings.getAsTime("threshold.query.debug", TimeValue.timeValueNanos(-1)).nanos(); | ||
| this.queryTraceThreshold = componentSettings.getAsTime("threshold.query.trace", TimeValue.timeValueNanos(-1)).nanos(); | ||
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| this.fetchWarnThreshold = componentSettings.getAsTime("threshold.fetch.warn", TimeValue.timeValueNanos(-1)).nanos(); | ||
| this.fetchInfoThreshold = componentSettings.getAsTime("threshold.fetch.info", TimeValue.timeValueNanos(-1)).nanos(); | ||
| this.fetchDebugThreshold = componentSettings.getAsTime("threshold.fetch.debug", TimeValue.timeValueNanos(-1)).nanos(); | ||
| this.fetchTraceThreshold = componentSettings.getAsTime("threshold.fetch.trace", TimeValue.timeValueNanos(-1)).nanos(); | ||
|
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| this.level = componentSettings.get("level", "TRACE").toUpperCase(); | ||
|
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| this.queryLogger = Loggers.getLogger(logger, ".query"); | ||
| this.fetchLogger = Loggers.getLogger(logger, ".fetch"); | ||
|
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| queryLogger.setLevel(level); | ||
| fetchLogger.setLevel(level); | ||
|
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| indexSettingsService.addListener(new ApplySettings()); | ||
| } | ||
|
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| public void onQueryPhase(SearchContext context, long tookInNanos) { | ||
| if (queryWarnThreshold >= 0 && tookInNanos > queryWarnThreshold && queryLogger.isWarnEnabled()) { | ||
| queryLogger.warn("{}", new SlowLogSearchContextPrinter(context, tookInNanos, reformat)); | ||
| } else if (queryInfoThreshold >= 0 && tookInNanos > queryInfoThreshold && queryLogger.isInfoEnabled()) { | ||
| queryLogger.info("{}", new SlowLogSearchContextPrinter(context, tookInNanos, reformat)); | ||
| } else if (queryDebugThreshold >= 0 && tookInNanos > queryDebugThreshold && queryLogger.isDebugEnabled()) { | ||
| queryLogger.debug("{}", new SlowLogSearchContextPrinter(context, tookInNanos, reformat)); | ||
| } else if (queryTraceThreshold >= 0 && tookInNanos > queryTraceThreshold && queryLogger.isTraceEnabled()) { | ||
| queryLogger.trace("{}", new SlowLogSearchContextPrinter(context, tookInNanos, reformat)); | ||
| } | ||
| } | ||
|
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| public void onFetchPhase(SearchContext context, long tookInNanos) { | ||
| if (fetchWarnThreshold >= 0 && tookInNanos > fetchWarnThreshold && fetchLogger.isWarnEnabled()) { | ||
| fetchLogger.warn("{}", new SlowLogSearchContextPrinter(context, tookInNanos, reformat)); | ||
| } else if (fetchInfoThreshold >= 0 && tookInNanos > fetchInfoThreshold && fetchLogger.isInfoEnabled()) { | ||
| fetchLogger.info("{}", new SlowLogSearchContextPrinter(context, tookInNanos, reformat)); | ||
| } else if (fetchDebugThreshold >= 0 && tookInNanos > fetchDebugThreshold && fetchLogger.isDebugEnabled()) { | ||
| fetchLogger.debug("{}", new SlowLogSearchContextPrinter(context, tookInNanos, reformat)); | ||
| } else if (fetchTraceThreshold >= 0 && tookInNanos > fetchTraceThreshold && fetchLogger.isTraceEnabled()) { | ||
| fetchLogger.trace("{}", new SlowLogSearchContextPrinter(context, tookInNanos, reformat)); | ||
| } | ||
| } | ||
|
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| public static class SlowLogSearchContextPrinter { | ||
| private final SearchContext context; | ||
| private final long tookInNanos; | ||
| private final boolean reformat; | ||
|
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| public SlowLogSearchContextPrinter(SearchContext context, long tookInNanos, boolean reformat) { | ||
| this.context = context; | ||
| this.tookInNanos = tookInNanos; | ||
| this.reformat = reformat; | ||
| } | ||
|
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| @Override public String toString() { | ||
| StringBuilder sb = new StringBuilder(); | ||
| sb.append("took[").append(TimeValue.timeValueNanos(tookInNanos)).append("], took_millis[").append(TimeUnit.NANOSECONDS.toMillis(tookInNanos)).append("], "); | ||
| sb.append("search_type[").append(context.searchType()).append("], total_shards[").append(context.numberOfShards()).append("], "); | ||
| if (context.request().sourceLength() > 0) { | ||
| try { | ||
| sb.append("source[").append(XContentHelper.convertToJson(context.request().source(), context.request().sourceOffset(), context.request().sourceLength(), reformat)); | ||
| } catch (IOException e) { | ||
| sb.append("source[_failed_to_convert_], "); | ||
| } | ||
| } else { | ||
| sb.append("source[], "); | ||
| } | ||
| if (context.request().extraSourceLength() > 0) { | ||
| try { | ||
| sb.append("extra_source[").append(XContentHelper.convertToJson(context.request().extraSource(), context.request().extraSourceOffset(), context.request().extraSourceLength(), reformat)); | ||
| } catch (IOException e) { | ||
| sb.append("extra_source[_failed_to_convert_], "); | ||
| } | ||
| } else { | ||
| sb.append("extra_source[], "); | ||
| } | ||
| return sb.toString(); | ||
| } | ||
| } | ||
| } |
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