| /* |
| * 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.bookkeeper.mledger.impl; |
| |
| import static org.testng.Assert.assertEquals; |
| import static org.testng.Assert.assertTrue; |
| |
| import java.util.List; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.bookkeeper.mledger.Entry; |
| import org.apache.bookkeeper.mledger.ManagedCursor; |
| import org.apache.bookkeeper.mledger.ManagedLedgerFactoryConfig; |
| import org.apache.bookkeeper.mledger.Position; |
| import org.apache.bookkeeper.test.MockedBookKeeperTestCase; |
| import org.testng.annotations.Test; |
| |
| public class ManagedLedgerMBeanTest extends MockedBookKeeperTestCase { |
| |
| private void waitForRefresh(ManagedLedgerMBeanImpl mbean) { |
| try { |
| Thread.sleep(100); |
| } catch (Exception e) { |
| // do nothing |
| } |
| } |
| |
| @Test |
| public void simple() throws Exception { |
| ManagedLedgerFactoryConfig config = new ManagedLedgerFactoryConfig(); |
| config.setMaxCacheSize(0); |
| ManagedLedgerFactoryImpl factory = new ManagedLedgerFactoryImpl(metadataStore, bkc, config); |
| ManagedLedgerImpl ledger = (ManagedLedgerImpl) factory.open("my_test_ledger"); |
| ManagedCursor cursor = ledger.openCursor("c1"); |
| ManagedLedgerMBeanImpl mbean = ledger.mbean; |
| |
| assertEquals(mbean.getName(), "my_test_ledger"); |
| |
| assertEquals(mbean.getStoredMessagesSize(), 0); |
| assertEquals(mbean.getNumberOfMessagesInBacklog(), 0); |
| |
| waitForRefresh(mbean); |
| |
| mbean.addAddEntryLatencySample(1, TimeUnit.MILLISECONDS); |
| mbean.addAddEntryLatencySample(10, TimeUnit.MILLISECONDS); |
| mbean.addAddEntryLatencySample(1, TimeUnit.SECONDS); |
| |
| mbean.addLedgerAddEntryLatencySample(1, TimeUnit.MILLISECONDS); |
| mbean.addLedgerAddEntryLatencySample(10, TimeUnit.MILLISECONDS); |
| mbean.addLedgerAddEntryLatencySample(1, TimeUnit.SECONDS); |
| |
| mbean.addLedgerSwitchLatencySample(1, TimeUnit.MILLISECONDS); |
| mbean.addLedgerSwitchLatencySample(10, TimeUnit.MILLISECONDS); |
| mbean.addLedgerSwitchLatencySample(1, TimeUnit.SECONDS); |
| |
| // Simulate stats getting update from different thread |
| factory.scheduledExecutor.submit(() -> { |
| mbean.refreshStats(1, TimeUnit.SECONDS); |
| }).get(); |
| |
| assertEquals(mbean.getAddEntryBytesRate(), 0.0); |
| assertEquals(mbean.getAddEntryWithReplicasBytesRate(), 0.0); |
| assertEquals(mbean.getAddEntryMessagesRate(), 0.0); |
| assertEquals(mbean.getAddEntrySucceed(), 0); |
| assertEquals(mbean.getAddEntryErrors(), 0); |
| assertEquals(mbean.getReadEntriesBytesRate(), 0.0); |
| assertEquals(mbean.getReadEntriesRate(), 0.0); |
| assertEquals(mbean.getReadEntriesSucceeded(), 0); |
| assertEquals(mbean.getReadEntriesErrors(), 0); |
| assertEquals(mbean.getMarkDeleteRate(), 0.0); |
| |
| assertEquals(mbean.getAddEntryLatencyBuckets(), new long[] { 0, 1, 0, 1, 0, 0, 0, 0, 1, 0 }); |
| assertEquals(mbean.getAddEntryLatencyAverageUsec(), 337_000.0); |
| assertEquals(mbean.getLedgerAddEntryLatencyBuckets(), new long[] { 0, 1, 0, 1, 0, 0, 0, 0, 1, 0 }); |
| assertEquals(mbean.getLedgerAddEntryLatencyAverageUsec(), 337_000.0); |
| assertEquals(mbean.getEntrySizeBuckets(), new long[] { 0, 0, 0, 0, 0, 0, 0, 0, 0 }); |
| |
| assertEquals(mbean.getLedgerSwitchLatencyBuckets(), new long[] { 0, 1, 0, 1, 0, 0, 0, 0, 1, 0 }); |
| assertEquals(mbean.getLedgerSwitchLatencyAverageUsec(), 337_000.0); |
| |
| Position p1 = ledger.addEntry(new byte[200]); |
| ledger.addEntry(new byte[600]); |
| cursor.markDelete(p1); |
| |
| factory.scheduledExecutor.submit(() -> { |
| mbean.refreshStats(1, TimeUnit.SECONDS); |
| }).get(); |
| |
| assertEquals(mbean.getAddEntryBytesRate(), 800.0); |
| assertEquals(mbean.getAddEntryWithReplicasBytesRate(), 1600.0); |
| assertEquals(mbean.getAddEntryMessagesRate(), 2.0); |
| assertEquals(mbean.getAddEntrySucceed(), 2); |
| assertEquals(mbean.getAddEntryErrors(), 0); |
| assertEquals(mbean.getReadEntriesBytesRate(), 0.0); |
| assertEquals(mbean.getReadEntriesRate(), 0.0); |
| assertEquals(mbean.getReadEntriesSucceeded(), 0); |
| assertEquals(mbean.getReadEntriesErrors(), 0); |
| assertTrue(mbean.getMarkDeleteRate() > 0.0); |
| |
| assertEquals(mbean.getEntrySizeBuckets(), new long[] { 0, 1, 1, 0, 0, 0, 0, 0, 0 }); |
| |
| mbean.recordAddEntryError(); |
| mbean.recordReadEntriesError(); |
| |
| factory.scheduledExecutor.submit(() -> { |
| mbean.refreshStats(1, TimeUnit.SECONDS); |
| }).get(); |
| |
| assertEquals(mbean.getAddEntryErrors(), 1); |
| assertEquals(mbean.getReadEntriesErrors(), 1); |
| |
| List<Entry> entries = cursor.readEntries(100); |
| assertEquals(entries.size(), 1); |
| |
| factory.scheduledExecutor.submit(() -> { |
| mbean.refreshStats(1, TimeUnit.SECONDS); |
| }).get(); |
| |
| assertEquals(mbean.getReadEntriesBytesRate(), 600.0); |
| assertEquals(mbean.getReadEntriesRate(), 1.0); |
| assertEquals(mbean.getReadEntriesSucceeded(), 1); |
| assertEquals(mbean.getReadEntriesErrors(), 0); |
| assertEquals(mbean.getNumberOfMessagesInBacklog(), 1); |
| assertEquals(mbean.getMarkDeleteRate(), 0.0); |
| |
| factory.shutdown(); |
| } |
| |
| } |