org.apache.pulsar.testclient.ManagedLedgerWriter Maven / Gradle / Ivy
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* to you under the Apache License, Version 2.0 (the
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* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.pulsar.testclient;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.ObjectWriter;
import com.google.common.util.concurrent.RateLimiter;
import io.netty.buffer.ByteBuf;
import io.netty.util.concurrent.DefaultThreadFactory;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Semaphore;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.LongAdder;
import java.util.stream.Collectors;
import lombok.Cleanup;
import org.HdrHistogram.Histogram;
import org.HdrHistogram.Recorder;
import org.apache.bookkeeper.client.api.DigestType;
import org.apache.bookkeeper.conf.ClientConfiguration;
import org.apache.bookkeeper.mledger.AsyncCallbacks.AddEntryCallback;
import org.apache.bookkeeper.mledger.AsyncCallbacks.OpenLedgerCallback;
import org.apache.bookkeeper.mledger.ManagedLedger;
import org.apache.bookkeeper.mledger.ManagedLedgerConfig;
import org.apache.bookkeeper.mledger.ManagedLedgerException;
import org.apache.bookkeeper.mledger.ManagedLedgerFactory;
import org.apache.bookkeeper.mledger.ManagedLedgerFactoryConfig;
import org.apache.bookkeeper.mledger.Position;
import org.apache.bookkeeper.mledger.impl.ManagedLedgerFactoryImpl;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.pulsar.common.allocator.PulsarByteBufAllocator;
import org.apache.pulsar.metadata.api.MetadataStoreConfig;
import org.apache.pulsar.metadata.api.extended.MetadataStoreExtended;
import org.apache.pulsar.testclient.utils.PaddingDecimalFormat;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import picocli.CommandLine;
import picocli.CommandLine.Command;
import picocli.CommandLine.Model.CommandSpec;
import picocli.CommandLine.Option;
import picocli.CommandLine.Spec;
@Command(name = "managed-ledger", description = "Write directly on managed-ledgers")
public class ManagedLedgerWriter extends CmdBase{
private static final ExecutorService executor = Executors
.newCachedThreadPool(new DefaultThreadFactory("pulsar-perf-managed-ledger-exec"));
private static final LongAdder messagesSent = new LongAdder();
private static final LongAdder bytesSent = new LongAdder();
private static final LongAdder totalMessagesSent = new LongAdder();
private static final LongAdder totalBytesSent = new LongAdder();
private static Recorder recorder = new Recorder(TimeUnit.SECONDS.toMillis(120000), 5);
private static Recorder cumulativeRecorder = new Recorder(TimeUnit.SECONDS.toMillis(120000), 5);
@Option(names = { "-r", "--rate" }, description = "Write rate msg/s across managed ledgers")
public int msgRate = 100;
@Option(names = { "-s", "--size" }, description = "Message size")
public int msgSize = 1024;
@Option(names = { "-t", "--num-topic" },
description = "Number of managed ledgers", converter = PositiveNumberParameterConvert.class)
public int numManagedLedgers = 1;
@Option(names = { "--threads" },
description = "Number of threads writing", converter = PositiveNumberParameterConvert.class)
public int numThreads = 1;
@Deprecated
@Option(names = {"-zk", "--zookeeperServers"},
description = "ZooKeeper connection string",
hidden = true)
public String zookeeperServers;
@Option(names = {"-md",
"--metadata-store"}, description = "Metadata store service URL. For example: zk:my-zk:2181")
private String metadataStoreUrl;
@Option(names = { "-o", "--max-outstanding" }, description = "Max number of outstanding requests")
public int maxOutstanding = 1000;
@Option(names = { "-c",
"--max-connections" }, description = "Max number of TCP connections to a single bookie")
public int maxConnections = 1;
@Option(names = { "-m",
"--num-messages" },
description = "Number of messages to publish in total. If <= 0, it will keep publishing")
public long numMessages = 0;
@Option(names = { "-e", "--ensemble-size" }, description = "Ledger ensemble size")
public int ensembleSize = 1;
@Option(names = { "-w", "--write-quorum" }, description = "Ledger write quorum")
public int writeQuorum = 1;
@Option(names = { "-a", "--ack-quorum" }, description = "Ledger ack quorum")
public int ackQuorum = 1;
@Option(names = { "-dt", "--digest-type" }, description = "BookKeeper digest type")
public DigestType digestType = DigestType.CRC32C;
@Option(names = { "-time",
"--test-duration" }, description = "Test duration in secs. If <= 0, it will keep publishing")
public long testTime = 0;
public ManagedLedgerWriter() {
super("managed-ledger");
}
@Spec
CommandSpec spec;
@Override
public void run() throws Exception {
CommandLine commander = spec.commandLine();
if (this.metadataStoreUrl == null && this.zookeeperServers == null) {
System.err.println("Metadata store address argument is required (--metadata-store)");
commander.usage(commander.getOut());
PerfClientUtils.exit(1);
}
// Dump config variables
PerfClientUtils.printJVMInformation(log);
ObjectMapper m = new ObjectMapper();
ObjectWriter w = m.writerWithDefaultPrettyPrinter();
log.info("Starting Pulsar managed-ledger perf writer with config: {}", w.writeValueAsString(this));
byte[] payloadData = new byte[this.msgSize];
ByteBuf payloadBuffer = PulsarByteBufAllocator.DEFAULT.directBuffer(this.msgSize);
payloadBuffer.writerIndex(this.msgSize);
// Now processing command line arguments
String managedLedgerPrefix = "test-" + DigestUtils.sha1Hex(UUID.randomUUID().toString()).substring(0, 5);
if (this.metadataStoreUrl == null) {
this.metadataStoreUrl = this.zookeeperServers;
}
ClientConfiguration bkConf = new ClientConfiguration();
bkConf.setUseV2WireProtocol(true);
bkConf.setAddEntryTimeout(30);
bkConf.setReadEntryTimeout(30);
bkConf.setThrottleValue(0);
bkConf.setNumChannelsPerBookie(this.maxConnections);
bkConf.setMetadataServiceUri(this.metadataStoreUrl);
ManagedLedgerFactoryConfig mlFactoryConf = new ManagedLedgerFactoryConfig();
mlFactoryConf.setMaxCacheSize(0);
@Cleanup
MetadataStoreExtended metadataStore = MetadataStoreExtended.create(this.metadataStoreUrl,
MetadataStoreConfig.builder().metadataStoreName(MetadataStoreConfig.METADATA_STORE).build());
ManagedLedgerFactory factory = new ManagedLedgerFactoryImpl(metadataStore, bkConf, mlFactoryConf);
ManagedLedgerConfig mlConf = new ManagedLedgerConfig();
mlConf.setEnsembleSize(this.ensembleSize);
mlConf.setWriteQuorumSize(this.writeQuorum);
mlConf.setAckQuorumSize(this.ackQuorum);
mlConf.setMinimumRolloverTime(10, TimeUnit.MINUTES);
mlConf.setMetadataEnsembleSize(this.ensembleSize);
mlConf.setMetadataWriteQuorumSize(this.writeQuorum);
mlConf.setMetadataAckQuorumSize(this.ackQuorum);
mlConf.setDigestType(this.digestType);
mlConf.setMaxSizePerLedgerMb(2048);
List> futures = new ArrayList<>();
for (int i = 0; i < this.numManagedLedgers; i++) {
String name = String.format("%s-%03d", managedLedgerPrefix, i);
CompletableFuture future = new CompletableFuture<>();
futures.add(future);
factory.asyncOpen(name, mlConf, new OpenLedgerCallback() {
@Override
public void openLedgerComplete(ManagedLedger ledger, Object ctx) {
future.complete(ledger);
}
@Override
public void openLedgerFailed(ManagedLedgerException exception, Object ctx) {
future.completeExceptionally(exception);
}
}, null, null);
}
List managedLedgers = futures.stream().map(CompletableFuture::join).collect(Collectors.toList());
log.info("Created {} managed ledgers", managedLedgers.size());
long start = System.nanoTime();
Runtime.getRuntime().addShutdownHook(new Thread(() -> {
printAggregatedThroughput(start);
printAggregatedStats();
}));
Collections.shuffle(managedLedgers);
AtomicBoolean isDone = new AtomicBoolean();
Map> managedLedgersPerThread = allocateToThreads(managedLedgers,
this.numThreads);
for (int i = 0; i < this.numThreads; i++) {
List managedLedgersForThisThread = managedLedgersPerThread.get(i);
int nunManagedLedgersForThisThread = managedLedgersForThisThread.size();
long numMessagesForThisThread = this.numMessages / this.numThreads;
int maxOutstandingForThisThread = this.maxOutstanding;
executor.submit(() -> {
try {
final double msgRate = this.msgRate / (double) this.numThreads;
final RateLimiter rateLimiter = RateLimiter.create(msgRate);
// Acquire 1 sec worth of messages to have a slower ramp-up
rateLimiter.acquire((int) msgRate);
final long startTime = System.nanoTime();
final long testEndTime = startTime + (long) (this.testTime * 1e9);
final Semaphore semaphore = new Semaphore(maxOutstandingForThisThread);
final AddEntryCallback addEntryCallback = new AddEntryCallback() {
@Override
public void addComplete(Position position, ByteBuf entryData, Object ctx) {
long sendTime = (Long) (ctx);
messagesSent.increment();
bytesSent.add(payloadData.length);
totalMessagesSent.increment();
totalBytesSent.add(payloadData.length);
long latencyMicros = NANOSECONDS.toMicros(System.nanoTime() - sendTime);
recorder.recordValue(latencyMicros);
cumulativeRecorder.recordValue(latencyMicros);
semaphore.release();
}
@Override
public void addFailed(ManagedLedgerException exception, Object ctx) {
log.warn("Write error on message", exception);
PerfClientUtils.exit(1);
}
};
// Send messages on all topics/producers
long totalSent = 0;
while (true) {
for (int j = 0; j < nunManagedLedgersForThisThread; j++) {
if (this.testTime > 0) {
if (System.nanoTime() > testEndTime) {
log.info("------------- DONE (reached the maximum duration: [{} seconds] of "
+ "production) --------------", this.testTime);
isDone.set(true);
Thread.sleep(5000);
PerfClientUtils.exit(0);
}
}
if (numMessagesForThisThread > 0) {
if (totalSent++ >= numMessagesForThisThread) {
log.info("------------- DONE (reached the maximum number: [{}] of production) "
+ "--------------", numMessagesForThisThread);
isDone.set(true);
Thread.sleep(5000);
PerfClientUtils.exit(0);
}
}
semaphore.acquire();
rateLimiter.acquire();
final long sendTime = System.nanoTime();
managedLedgersForThisThread.get(j).asyncAddEntry(payloadBuffer, addEntryCallback, sendTime);
}
}
} catch (Throwable t) {
log.error("Got error", t);
}
});
}
// Print report stats
long oldTime = System.nanoTime();
Histogram reportHistogram = null;
while (true) {
try {
Thread.sleep(10000);
} catch (InterruptedException e) {
break;
}
if (isDone.get()) {
break;
}
long now = System.nanoTime();
double elapsed = (now - oldTime) / 1e9;
long total = totalMessagesSent.sum();
double rate = messagesSent.sumThenReset() / elapsed;
double throughput = bytesSent.sumThenReset() / elapsed / 1024 / 1024 * 8;
reportHistogram = recorder.getIntervalHistogram(reportHistogram);
log.info(
"Throughput produced: {} msg --- {} msg/s --- {} Mbit/s --- Latency: mean: {} ms - med: {} "
+ "- 95pct: {} - 99pct: {} - 99.9pct: {} - 99.99pct: {} - Max: {}",
INTFORMAT.format(total),
THROUGHPUTFORMAT.format(rate),
THROUGHPUTFORMAT.format(throughput),
DEC.format(reportHistogram.getMean() / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(50) / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(95) / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(99) / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(99.9) / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(99.99) / 1000.0),
DEC.format(reportHistogram.getMaxValue() / 1000.0));
reportHistogram.reset();
oldTime = now;
}
factory.shutdown();
}
public static Map> allocateToThreads(List managedLedgers, int numThreads) {
Map> map = new HashMap<>();
if (managedLedgers.size() >= numThreads) {
int threadIndex = 0;
for (T managedLedger : managedLedgers) {
List ledgerList = map.getOrDefault(threadIndex, new ArrayList<>());
ledgerList.add(managedLedger);
map.put(threadIndex, ledgerList);
threadIndex++;
if (threadIndex >= numThreads) {
threadIndex = threadIndex % numThreads;
}
}
} else {
int ledgerIndex = 0;
for (int threadIndex = 0; threadIndex < numThreads; threadIndex++) {
List ledgerList = map.getOrDefault(threadIndex, new ArrayList<>());
ledgerList.add(managedLedgers.get(ledgerIndex));
map.put(threadIndex, ledgerList);
ledgerIndex++;
if (ledgerIndex >= managedLedgers.size()) {
ledgerIndex = ledgerIndex % managedLedgers.size();
}
}
}
return map;
}
private static void printAggregatedThroughput(long start) {
double elapsed = (System.nanoTime() - start) / 1e9;
double rate = totalMessagesSent.sum() / elapsed;
double throughput = totalBytesSent.sum() / elapsed / 1024 / 1024 * 8;
log.info(
"Aggregated throughput stats --- {} records sent --- {} msg/s --- {} Mbit/s",
totalMessagesSent,
TOTALFORMAT.format(rate),
TOTALFORMAT.format(throughput));
}
private static void printAggregatedStats() {
Histogram reportHistogram = cumulativeRecorder.getIntervalHistogram();
log.info(
"Aggregated latency stats --- Latency: mean: {} ms - med: {} - 95pct: {} - 99pct: {} - 99.9pct: {} "
+ "- 99.99pct: {} - 99.999pct: {} - Max: {}",
DEC.format(reportHistogram.getMean() / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(50) / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(95) / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(99) / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(99.9) / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(99.99) / 1000.0),
DEC.format(reportHistogram.getValueAtPercentile(99.999) / 1000.0),
DEC.format(reportHistogram.getMaxValue() / 1000.0));
}
static final DecimalFormat THROUGHPUTFORMAT = new PaddingDecimalFormat("0.0", 8);
static final DecimalFormat DEC = new PaddingDecimalFormat("0.000", 7);
static final DecimalFormat TOTALFORMAT = new DecimalFormat("0.000");
static final DecimalFormat INTFORMAT = new PaddingDecimalFormat("0", 7);
private static final Logger log = LoggerFactory.getLogger(ManagedLedgerWriter.class);
}
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