| /* |
| * 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.ignite.internal.metric; |
| |
| import org.apache.ignite.internal.processors.cache.persistence.tree.io.PageIO; |
| import org.apache.ignite.internal.processors.metric.GridMetricManager; |
| import org.apache.ignite.internal.processors.metric.MetricRegistry; |
| import org.apache.ignite.internal.processors.metric.impl.LongAdderMetric; |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| |
| import static org.apache.ignite.internal.processors.metric.impl.MetricUtils.metricName; |
| |
| /** |
| * Index statistics holder to gather statistics related to concrete index. |
| */ |
| public class IoStatisticsHolderIndex implements IoStatisticsHolder { |
| /** Display name of hash PK index. */ |
| public static final String HASH_PK_IDX_NAME = "HASH_PK"; |
| |
| /** */ |
| public static final String LOGICAL_READS_LEAF = "LOGICAL_READS_LEAF"; |
| |
| /** */ |
| public static final String LOGICAL_READS_INNER = "LOGICAL_READS_INNER"; |
| |
| /** */ |
| public static final String PHYSICAL_READS_LEAF = "PHYSICAL_READS_LEAF"; |
| |
| /** */ |
| public static final String PHYSICAL_READS_INNER = "PHYSICAL_READS_INNER"; |
| |
| /** */ |
| private final LongAdderMetric logicalReadLeafCtr; |
| |
| /** */ |
| private final LongAdderMetric logicalReadInnerCtr; |
| |
| /** */ |
| private final LongAdderMetric physicalReadLeafCtr; |
| |
| /** */ |
| private final LongAdderMetric physicalReadInnerCtr; |
| |
| /** */ |
| private final String grpName; |
| |
| /** */ |
| private final String idxName; |
| |
| /** */ |
| private IoStatisticsType type; |
| |
| /** |
| * @param type Type of statistics. |
| * @param grpName Group name. |
| * @param idxName Index name. |
| * @param mmgr Metric manager. |
| */ |
| public IoStatisticsHolderIndex( |
| IoStatisticsType type, |
| String grpName, |
| String idxName, |
| GridMetricManager mmgr) { |
| assert grpName != null && idxName != null; |
| |
| this.type = type; |
| this.grpName = grpName; |
| this.idxName = idxName; |
| |
| MetricRegistry mreg = mmgr.registry(metricRegistryName()); |
| |
| mreg.longMetric("startTime", null).value(U.currentTimeMillis()); |
| mreg.objectMetric("name", String.class, null).value(grpName); |
| mreg.objectMetric("indexName", String.class, null).value(idxName); |
| |
| logicalReadLeafCtr = mreg.longAdderMetric(LOGICAL_READS_LEAF, null); |
| logicalReadInnerCtr = mreg.longAdderMetric(LOGICAL_READS_INNER, null); |
| physicalReadLeafCtr = mreg.longAdderMetric(PHYSICAL_READS_LEAF, null); |
| physicalReadInnerCtr = mreg.longAdderMetric(PHYSICAL_READS_INNER, null); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void trackLogicalRead(long pageAddr) { |
| IndexPageType idxPageType = PageIO.deriveIndexPageType(pageAddr); |
| |
| switch (idxPageType) { |
| case INNER: |
| logicalReadInnerCtr.increment(); |
| |
| IoStatisticsQueryHelper.trackLogicalReadQuery(pageAddr); |
| |
| break; |
| |
| case LEAF: |
| logicalReadLeafCtr.increment(); |
| |
| IoStatisticsQueryHelper.trackLogicalReadQuery(pageAddr); |
| |
| break; |
| } |
| |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void trackPhysicalAndLogicalRead(long pageAddr) { |
| IndexPageType idxPageType = PageIO.deriveIndexPageType(pageAddr); |
| |
| switch (idxPageType) { |
| case INNER: |
| logicalReadInnerCtr.increment(); |
| physicalReadInnerCtr.increment(); |
| |
| IoStatisticsQueryHelper.trackPhysicalAndLogicalReadQuery(pageAddr); |
| |
| break; |
| |
| case LEAF: |
| logicalReadLeafCtr.increment(); |
| physicalReadLeafCtr.increment(); |
| |
| IoStatisticsQueryHelper.trackPhysicalAndLogicalReadQuery(pageAddr); |
| |
| break; |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long logicalReads() { |
| return logicalReadLeafCtr.value() + logicalReadInnerCtr.value(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long physicalReads() { |
| return physicalReadLeafCtr.value() + physicalReadInnerCtr.value(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String metricRegistryName() { |
| return metricName(type.metricGroupName(), grpName, idxName); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(IoStatisticsHolderIndex.class, this, |
| "logicalReadLeafCtr", logicalReadLeafCtr, |
| "logicalReadInnerCtr", logicalReadInnerCtr, |
| "physicalReadLeafCtr", physicalReadLeafCtr, |
| "physicalReadInnerCtr", physicalReadInnerCtr, |
| "grpName", grpName, |
| "idxName", idxName); |
| } |
| } |