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HBASE-26913 Replication Observability Framework
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65 changes: 65 additions & 0 deletions
65
...compat/src/main/java/org/apache/hadoop/hbase/namequeues/MetricsWALEventTrackerSource.java
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| /* | ||
| * 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.hadoop.hbase.namequeues; | ||
|
|
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| import org.apache.hadoop.hbase.metrics.BaseSource; | ||
| import org.apache.yetus.audience.InterfaceAudience; | ||
|
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| @InterfaceAudience.Private | ||
| public interface MetricsWALEventTrackerSource extends BaseSource { | ||
| /** | ||
| * The name of the metrics | ||
| */ | ||
| String METRICS_NAME = "WALEventTracker"; | ||
|
|
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| /** | ||
| * The name of the metrics context that metrics will be under. | ||
| */ | ||
| String METRICS_CONTEXT = "regionserver"; | ||
|
|
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| /** | ||
| * Description | ||
| */ | ||
| String METRICS_DESCRIPTION = "Metrics about HBase RegionServer WALEventTracker"; | ||
|
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| /** | ||
| * The name of the metrics context that metrics will be under in jmx | ||
| */ | ||
| String METRICS_JMX_CONTEXT = "RegionServer,sub=" + METRICS_NAME; | ||
|
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| String NUM_FAILED_PUTS = "numFailedPuts"; | ||
| String NUM_FAILED_PUTS_DESC = "Number of put requests that failed"; | ||
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| String NUM_RECORDS_FAILED_PUTS = "numRecordsFailedPuts"; | ||
| String NUM_RECORDS_FAILED_PUTS_DESC = "number of records in failed puts"; | ||
|
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| /* | ||
| * Increment 2 counters, numFailedPuts and numRecordsFailedPuts | ||
| */ | ||
| void incrFailedPuts(long numRecords); | ||
|
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| /* | ||
| * Get the failed puts counter. | ||
| */ | ||
| long getFailedPuts(); | ||
|
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| /* | ||
| * Get the number of records in failed puts. | ||
| */ | ||
| long getNumRecordsFailedPuts(); | ||
| } |
59 changes: 59 additions & 0 deletions
59
...at/src/main/java/org/apache/hadoop/hbase/namequeues/MetricsWALEventTrackerSourceImpl.java
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| /* | ||
| * 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.hadoop.hbase.namequeues; | ||
|
|
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| import org.apache.hadoop.hbase.metrics.BaseSourceImpl; | ||
| import org.apache.hadoop.metrics2.lib.MutableFastCounter; | ||
| import org.apache.yetus.audience.InterfaceAudience; | ||
|
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| @InterfaceAudience.Private | ||
| public class MetricsWALEventTrackerSourceImpl extends BaseSourceImpl | ||
| implements MetricsWALEventTrackerSource { | ||
|
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| private final MutableFastCounter numFailedPutsCount; | ||
| private final MutableFastCounter numRecordsFailedPutsCount; | ||
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| public MetricsWALEventTrackerSourceImpl() { | ||
| this(METRICS_NAME, METRICS_DESCRIPTION, METRICS_CONTEXT, METRICS_JMX_CONTEXT); | ||
| } | ||
|
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| public MetricsWALEventTrackerSourceImpl(String metricsName, String metricsDescription, | ||
| String metricsContext, String metricsJmxContext) { | ||
| super(metricsName, metricsDescription, metricsContext, metricsJmxContext); | ||
| numFailedPutsCount = | ||
| this.getMetricsRegistry().newCounter(NUM_FAILED_PUTS, NUM_FAILED_PUTS_DESC, 0L); | ||
| numRecordsFailedPutsCount = this.getMetricsRegistry().newCounter(NUM_RECORDS_FAILED_PUTS, | ||
| NUM_RECORDS_FAILED_PUTS_DESC, 0L); | ||
| } | ||
|
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| @Override | ||
| public void incrFailedPuts(long numRecords) { | ||
| numFailedPutsCount.incr(); | ||
| numRecordsFailedPutsCount.incr(numRecords); | ||
| } | ||
|
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| @Override | ||
| public long getFailedPuts() { | ||
| return numFailedPutsCount.value(); | ||
| } | ||
|
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| @Override | ||
| public long getNumRecordsFailedPuts() { | ||
| return numRecordsFailedPutsCount.value(); | ||
| } | ||
| } |
18 changes: 18 additions & 0 deletions
18
...sources/META-INF/services/org.apache.hadoop.hbase.namequeues.MetricsWALEventTrackerSource
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| # 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. | ||
| # | ||
| org.apache.hadoop.hbase.namequeues.MetricsWALEventTrackerSourceImpl |
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75 changes: 75 additions & 0 deletions
75
...main/java/org/apache/hadoop/hbase/master/waleventtracker/WALEventTrackerTableCreator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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| /* | ||
| * 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.hadoop.hbase.master.waleventtracker; | ||
|
|
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| import static org.apache.hadoop.hbase.HConstants.NO_NONCE; | ||
| import static org.apache.hadoop.hbase.namequeues.WALEventTrackerTableAccessor.WAL_EVENT_TRACKER_TABLE_NAME_STR; | ||
|
|
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| import java.io.IOException; | ||
| import java.util.concurrent.TimeUnit; | ||
| import org.apache.hadoop.conf.Configuration; | ||
| import org.apache.hadoop.hbase.HConstants; | ||
| import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder; | ||
| import org.apache.hadoop.hbase.client.TableDescriptorBuilder; | ||
| import org.apache.hadoop.hbase.master.MasterServices; | ||
| import org.apache.hadoop.hbase.namequeues.WALEventTrackerTableAccessor; | ||
| import org.apache.yetus.audience.InterfaceAudience; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
|
|
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| /** | ||
| * WALEventTracker Table creation to be used by HMaster | ||
| */ | ||
| @InterfaceAudience.Private | ||
| public final class WALEventTrackerTableCreator { | ||
| private static final Logger LOG = LoggerFactory.getLogger(WALEventTrackerTableCreator.class); | ||
| private static final Long TTL = TimeUnit.DAYS.toSeconds(365); // 1 year in seconds | ||
|
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| private static final TableDescriptorBuilder TABLE_DESCRIPTOR_BUILDER = | ||
| TableDescriptorBuilder.newBuilder(WALEventTrackerTableAccessor.WAL_EVENT_TRACKER_TABLE_NAME) | ||
| .setRegionReplication(1).setColumnFamily( | ||
| ColumnFamilyDescriptorBuilder.newBuilder(HConstants.WAL_EVENT_TRACKER_INFO_FAMILY) | ||
| .setScope(HConstants.REPLICATION_SCOPE_LOCAL).setBlockCacheEnabled(false) | ||
| .setMaxVersions(1).setTimeToLive(TTL.intValue()).build()); | ||
|
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| /* Private default constructor */ | ||
| private WALEventTrackerTableCreator() { | ||
| } | ||
|
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| /* | ||
| * We will create this table only if hbase.regionserver.wal.event.tracker.enabled is enabled and | ||
| * table doesn't exists already. | ||
| */ | ||
| public static void createIfNeededAndNotExists(Configuration conf, MasterServices masterServices) | ||
| throws IOException { | ||
| boolean walEventTrackerEnabled = conf.getBoolean(HConstants.WAL_EVENT_TRACKER_ENABLED_KEY, | ||
| HConstants.WAL_EVENT_TRACKER_ENABLED_DEFAULT); | ||
| if (!walEventTrackerEnabled) { | ||
| LOG.info("wal event tracker requests logging to table " + WAL_EVENT_TRACKER_TABLE_NAME_STR | ||
| + " is disabled. Quitting."); | ||
| return; | ||
| } | ||
| if ( | ||
| !masterServices.getTableDescriptors() | ||
| .exists(WALEventTrackerTableAccessor.WAL_EVENT_TRACKER_TABLE_NAME) | ||
| ) { | ||
| LOG.info(WAL_EVENT_TRACKER_TABLE_NAME_STR + " table not found. Creating."); | ||
| masterServices.createTable(TABLE_DESCRIPTOR_BUILDER.build(), null, 0L, NO_NONCE); | ||
| } | ||
| } | ||
| } |
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