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...g/opensearch/performanceanalyzer/collectors/telemetry/RTFCacheConfigMetricsCollector.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,181 @@ | ||
| /* | ||
| * Copyright OpenSearch Contributors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
||
| package org.opensearch.performanceanalyzer.collectors.telemetry; | ||
|
|
||
| import static org.opensearch.performanceanalyzer.commons.metrics.AllMetrics.CacheType.FIELD_DATA_CACHE; | ||
| import static org.opensearch.performanceanalyzer.commons.metrics.AllMetrics.CacheType.SHARD_REQUEST_CACHE; | ||
| import static org.opensearch.performanceanalyzer.commons.stats.decisionmaker.DecisionMakerConsts.CACHE_MAX_WEIGHT; | ||
|
|
||
| import com.fasterxml.jackson.annotation.JsonInclude; | ||
| import com.fasterxml.jackson.annotation.JsonProperty; | ||
| import java.security.AccessController; | ||
| import java.security.PrivilegedAction; | ||
| import org.apache.commons.lang3.reflect.FieldUtils; | ||
| import org.apache.logging.log4j.LogManager; | ||
| import org.apache.logging.log4j.Logger; | ||
| import org.opensearch.common.cache.Cache; | ||
| import org.opensearch.indices.IndicesService; | ||
| import org.opensearch.performanceanalyzer.OpenSearchResources; | ||
| import org.opensearch.performanceanalyzer.commons.collectors.MetricStatus; | ||
| import org.opensearch.performanceanalyzer.commons.collectors.PerformanceAnalyzerMetricsCollector; | ||
| import org.opensearch.performanceanalyzer.commons.collectors.TelemetryCollector; | ||
| import org.opensearch.performanceanalyzer.commons.config.overrides.ConfigOverridesWrapper; | ||
| import org.opensearch.performanceanalyzer.commons.metrics.AllMetrics; | ||
| import org.opensearch.performanceanalyzer.commons.metrics.MetricsConfiguration; | ||
| import org.opensearch.performanceanalyzer.commons.metrics.RTFMetrics; | ||
| import org.opensearch.performanceanalyzer.commons.stats.metrics.StatExceptionCode; | ||
| import org.opensearch.performanceanalyzer.commons.stats.metrics.StatMetrics; | ||
| import org.opensearch.performanceanalyzer.config.PerformanceAnalyzerController; | ||
| import org.opensearch.telemetry.metrics.MetricsRegistry; | ||
| import org.opensearch.telemetry.metrics.tags.Tags; | ||
|
|
||
| public class RTFCacheConfigMetricsCollector extends PerformanceAnalyzerMetricsCollector | ||
| implements TelemetryCollector { | ||
| private MetricsRegistry metricsRegistry; | ||
| private static final Logger LOG = LogManager.getLogger(RTFCacheConfigMetricsCollector.class); | ||
| private PerformanceAnalyzerController performanceAnalyzerController; | ||
| private ConfigOverridesWrapper configOverridesWrapper; | ||
|
|
||
| public RTFCacheConfigMetricsCollector( | ||
| PerformanceAnalyzerController performanceAnalyzerController, | ||
| ConfigOverridesWrapper configOverridesWrapper) { | ||
| super( | ||
| MetricsConfiguration.CONFIG_MAP.get(RTFCacheConfigMetricsCollector.class) | ||
| .samplingInterval, | ||
| "RTFCacheConfigMetricsCollector", | ||
| StatMetrics.RTF_CACHE_CONFIG_METRICS_COLLECTOR_EXECUTION_TIME, | ||
| StatExceptionCode.RTF_CACHE_CONFIG_METRICS_COLLECTOR_ERROR); | ||
| this.performanceAnalyzerController = performanceAnalyzerController; | ||
| this.configOverridesWrapper = configOverridesWrapper; | ||
| } | ||
|
|
||
| @Override | ||
| public void collectMetrics(long l) { | ||
| if (performanceAnalyzerController.isCollectorDisabled( | ||
| configOverridesWrapper, getCollectorName())) { | ||
| LOG.info("RTFCacheConfigMetricsCollector is disabled. Skipping collection."); | ||
| return; | ||
| } | ||
|
|
||
| metricsRegistry = OpenSearchResources.INSTANCE.getMetricsRegistry(); | ||
| if (metricsRegistry == null) { | ||
| LOG.error("could not get the instance of MetricsRegistry class"); | ||
| return; | ||
| } | ||
|
|
||
| IndicesService indicesService = OpenSearchResources.INSTANCE.getIndicesService(); | ||
| if (indicesService == null) { | ||
| LOG.error("could not get the instance of indicesService class"); | ||
| return; | ||
| } | ||
|
|
||
| LOG.debug("Executing collect metrics for RTFCacheConfigMetricsCollector"); | ||
| CacheMaxSizeStatus fieldDataCacheMaxSizeStatus = | ||
| AccessController.doPrivileged( | ||
| (PrivilegedAction<CacheMaxSizeStatus>) | ||
| () -> { | ||
| try { | ||
| Cache fieldDataCache = | ||
| indicesService | ||
| .getIndicesFieldDataCache() | ||
| .getCache(); | ||
| long fieldDataMaxSize = | ||
| (Long) | ||
| FieldUtils.readField( | ||
| fieldDataCache, | ||
| CACHE_MAX_WEIGHT, | ||
| true); | ||
| return new CacheMaxSizeStatus( | ||
| FIELD_DATA_CACHE.toString(), fieldDataMaxSize); | ||
| } catch (Exception e) { | ||
| LOG.debug( | ||
| "Error occurred while fetching fieldDataCacheMaxSizeStatus: " | ||
| + e.getMessage()); | ||
| return null; | ||
| } | ||
| }); | ||
|
|
||
| CacheMaxSizeStatus shardRequestCacheMaxSizeStatus = | ||
| AccessController.doPrivileged( | ||
| (PrivilegedAction<CacheMaxSizeStatus>) | ||
| () -> { | ||
| try { | ||
| Object reqCache = | ||
| FieldUtils.readField( | ||
| indicesService, | ||
| "indicesRequestCache", | ||
| true); | ||
| Object openSearchOnHeapCache = | ||
| FieldUtils.readField(reqCache, "cache", true); | ||
| Cache requestCache = | ||
| (Cache) | ||
| FieldUtils.readField( | ||
| openSearchOnHeapCache, | ||
| "cache", | ||
| true); | ||
| Long requestCacheMaxSize = | ||
| (Long) | ||
| FieldUtils.readField( | ||
| requestCache, | ||
| CACHE_MAX_WEIGHT, | ||
| true); | ||
| return new CacheMaxSizeStatus( | ||
| SHARD_REQUEST_CACHE.toString(), | ||
| requestCacheMaxSize); | ||
| } catch (Exception e) { | ||
| LOG.debug( | ||
| "Error occurred while fetching shardRequestCacheMaxSizeStatus: " | ||
| + e.getMessage()); | ||
| return null; | ||
| } | ||
| }); | ||
|
|
||
| if (fieldDataCacheMaxSizeStatus != null | ||
| && fieldDataCacheMaxSizeStatus.getCacheMaxSize() > 0) { | ||
| recordMetrics(fieldDataCacheMaxSizeStatus); | ||
| } | ||
|
|
||
| if (shardRequestCacheMaxSizeStatus != null | ||
| && shardRequestCacheMaxSizeStatus.getCacheMaxSize() > 0) { | ||
| recordMetrics(shardRequestCacheMaxSizeStatus); | ||
| } | ||
| } | ||
|
|
||
| private void recordMetrics(CacheMaxSizeStatus cacheMaxSizeStatus) { | ||
| metricsRegistry.createGauge( | ||
| RTFMetrics.CacheConfigValue.Constants.CACHE_MAX_SIZE_VALUE, | ||
| "Cache Max Size metrics", | ||
| RTFMetrics.MetricUnits.BYTE.toString(), | ||
| () -> (double) cacheMaxSizeStatus.getCacheMaxSize(), | ||
| Tags.create() | ||
| .addTag( | ||
| RTFMetrics.CacheConfigDimension.Constants.TYPE_VALUE, | ||
| cacheMaxSizeStatus.getCacheType())); | ||
| } | ||
|
|
||
| static class CacheMaxSizeStatus extends MetricStatus { | ||
|
|
||
| private final String cacheType; | ||
|
|
||
| @JsonInclude(JsonInclude.Include.NON_NULL) | ||
| private final Long cacheMaxSize; | ||
|
|
||
| CacheMaxSizeStatus(String cacheType, Long cacheMaxSize) { | ||
| this.cacheType = cacheType; | ||
| this.cacheMaxSize = cacheMaxSize; | ||
| } | ||
|
|
||
| @JsonProperty(AllMetrics.CacheConfigDimension.Constants.TYPE_VALUE) | ||
| public String getCacheType() { | ||
| return cacheType; | ||
| } | ||
|
|
||
| @JsonProperty(AllMetrics.CacheConfigValue.Constants.CACHE_MAX_SIZE_VALUE) | ||
| public long getCacheMaxSize() { | ||
| return cacheMaxSize; | ||
| } | ||
| } | ||
| } |
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