protected void handle(CQLStatement statement) {
final Timer asyncExecTimer =
Metrics.defaultRegistry().newTimer(StatementIteratorConsumer.class, "asyncExec");
final TimerContext asyncExecTimerContext = asyncExecTimer.time();
final long startTime = System.nanoTime();
ResultSetFuture future = this.cqlExecutor.executeAsync(statement);
futures.add(future);
Futures.addCallback(
future,
new FutureCallback<ResultSet>() {
@Override
public void onSuccess(final ResultSet result) {
Host queriedHost = result.getExecutionInfo().getQueriedHost();
Metrics.defaultRegistry()
.newMeter(
StatementIteratorConsumer.class,
"queriedhost." + queriedHost.getDatacenter(),
queriedHost.getDatacenter(),
TimeUnit.SECONDS)
.mark();
asyncExecTimerContext.stop();
logger.debug("Async exec time {}us", (System.nanoTime() - startTime) / 1000);
shutdownLatch.countDown();
}
@Override
public void onFailure(final Throwable t) {
asyncExecTimerContext.stop();
logger.debug("Async failure time {}us", (System.nanoTime() - startTime) / 1000);
executionExceptions.add(t);
shutdownLatch.countDown();
}
},
executorService);
}
@Test
public void timedMethodsAreTimed() {
assertThat(resource().path("timed").get(String.class), is("yay"));
final Timer timer = Metrics.newTimer(InstrumentedResource.class, "timed");
assertThat(timer.count(), is(1L));
}
/**
* Executes the HTTP request.
*
* <p>In case of any exception thrown by HttpClient, it will release the connection. In other
* cases it is the duty of caller to do it, or process the input stream.
*
* @param repository to execute the HTTP method for
* @param request resource store request that triggered the HTTP request
* @param httpRequest HTTP request to be executed
* @param baseUrl The BaseURL used to construct final httpRequest
* @return response of making the request
* @throws RemoteStorageException If an error occurred during execution of HTTP request
*/
@VisibleForTesting
HttpResponse executeRequest(
final ProxyRepository repository,
final ResourceStoreRequest request,
final HttpUriRequest httpRequest,
final String baseUrl,
final boolean contentRequest)
throws RemoteStorageException {
final Timer timer = timer(repository, httpRequest, baseUrl);
final TimerContext timerContext = timer.time();
Stopwatch stopwatch = null;
if (outboundRequestLog.isDebugEnabled()) {
stopwatch = new Stopwatch().start();
}
try {
return doExecuteRequest(repository, request, httpRequest, contentRequest);
} finally {
timerContext.stop();
if (stopwatch != null) {
outboundRequestLog.debug(
"[{}] {} {} - {}",
repository.getId(),
httpRequest.getMethod(),
httpRequest.getURI(),
stopwatch);
}
}
}
private final Res handleRequest(
final Req senseiReq,
final IndexReaderFactory<ZoieIndexReader<BoboIndexReader>> readerFactory,
final SenseiQueryBuilderFactory queryBuilderFactory)
throws Exception {
List<ZoieIndexReader<BoboIndexReader>> readerList = null;
try {
readerList =
GetReaderTimer.time(
new Callable<List<ZoieIndexReader<BoboIndexReader>>>() {
public List<ZoieIndexReader<BoboIndexReader>> call() throws Exception {
if (readerFactory == null) return Collections.EMPTY_LIST;
return readerFactory.getIndexReaders();
}
});
if (logger.isDebugEnabled()) {
logger.debug("obtained readerList of size: " + readerList == null ? 0 : readerList.size());
}
final List<BoboIndexReader> boboReaders = ZoieIndexReader.extractDecoratedReaders(readerList);
return SearchTimer.time(
new Callable<Res>() {
public Res call() throws Exception {
return handlePartitionedRequest(senseiReq, boboReaders, queryBuilderFactory);
}
});
} finally {
if (readerFactory != null && readerList != null) {
readerFactory.returnIndexReaders(readerList);
}
}
}
@Override
public void reset() {
final Map<MetricName, Metric> metricMap = registry.allMetrics();
final Set<Entry<MetricName, Metric>> entrySet = metricMap.entrySet();
for (final Entry<MetricName, Metric> entry : entrySet) {
final MetricName name = entry.getKey();
final Metric metric = entry.getValue();
if (metric instanceof Counter) {
((Counter) metric).clear();
}
if (metric instanceof Timer) {
((Timer) metric).clear();
}
if (metric instanceof Histogram) {
((Histogram) metric).clear();
}
if (metric instanceof Clearable) {
((Clearable) metric).clear();
}
}
}
/**
* Main Entry point
*
* @param args Command line arguments
* @throws TTransportException thrift errors
* @throws IOException I/O errors
* @throws InterruptedException thread errors
*/
public static void main(String[] args) throws Exception {
HadoopNative.requireHadoopNative();
Optional<BenchmarkArgs> parsedArgs = handleCommandLine(args);
if (!parsedArgs.isPresent()) {
return;
}
Timer allTime =
Metrics.newTimer(
InputBenchmark.class, "all-time", TimeUnit.MILLISECONDS, TimeUnit.MILLISECONDS);
TimerContext allTimerContext = allTime.time();
run(parsedArgs.get());
allTimerContext.stop();
new ConsoleReporter(System.err).run();
}
public void decorateCompositeActivityValues(
final CompositeActivityValues activityValues, final Metadata metadata) {
try {
timer.time(
new Callable<CompositeActivityValues>() {
@Override
public CompositeActivityValues call() throws Exception {
Assert.state(storedFile != null, "The FileStorage is not initialized");
activityValues.activityStorage = CompositeActivityStorage.this;
try {
if (metadata.count == 0) {
activityValues.init();
return activityValues;
}
activityValues.init(
(int) (metadata.count * ActivityPrimitivesStorage.INIT_GROWTH_RATIO));
synchronized (activityValues.deletedIndexes) {
if (metadata.count * BYTES_IN_LONG > fileLength) {
logger.warn(
"The composite activityIndex is corrupted. The file contains "
+ (fileLength / BYTES_IN_LONG)
+ " records, while metadata a bigger number "
+ metadata.count);
logger.warn("trimming the metadata");
int newCount = (int) (fileLength / BYTES_IN_LONG);
metadata.update(metadata.version, newCount);
}
for (int i = 0; i < metadata.count; i++) {
long value;
if (activateMemoryMappedBuffers) {
value = buffer.getLong(i * BYTES_IN_LONG);
} else {
storedFile.seek(i * BYTES_IN_LONG);
value = storedFile.readLong();
}
if (value != Long.MIN_VALUE) {
activityValues.uidToArrayIndex.put(value, i);
} else {
activityValues.deletedIndexes.add(i);
}
}
}
activityValues.indexSize =
new AtomicInteger(
activityValues.uidToArrayIndex.size()
+ activityValues.deletedIndexes.size());
} catch (Exception e) {
throw new RuntimeException(e);
}
return activityValues;
}
});
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public static void main(String[] args) throws Exception {
ConsoleReporter.enable(2, TimeUnit.SECONDS);
Random random = new Random();
while (true) {
TimerContext context = timer.time();
Thread.sleep(random.nextInt(1000));
context.stop();
}
}
@Override
public void dispatch(Object resource, HttpContext context) {
final TimerContext time = timer.time();
try {
wrappedDispatcher.dispatch(resource, context);
} finally {
time.stop();
}
}
@Override
public void map(Result result, SolrUpdateWriter solrUpdateWriter) {
TimerContext timerContext = mappingTimer.time();
try {
SolrInputDocument solrInputDocument = new SolrInputDocument();
for (SolrDocumentExtractor documentExtractor : resultDocumentExtractors) {
documentExtractor.extractDocument(result, solrInputDocument);
}
solrUpdateWriter.add(solrInputDocument);
} finally {
timerContext.stop();
}
}
public void commitPengingEvents() {
log.info("Flushing pending kafka events to the persistent cache");
long time = System.currentTimeMillis();
int numberOfBatches = 0;
for (PersistentCache persistentCache : persistentCaches.values()) {
persistentCache.commitPengingEvents();
numberOfBatches += persistentCache.numberOfAvailableBatches();
}
numberOfBatchesCounter.clear();
numberOfBatchesCounter.inc(numberOfBatches);
timer.update(System.currentTimeMillis() - time, TimeUnit.MILLISECONDS);
}
public SnapshotAllResult snapshotAll() throws Exception {
final SnapshotAllResult result = new SnapshotAllResult();
result.beginTimestamp = System.currentTimeMillis();
final TimerContext timerContext = snapshotAllTimer.time();
try {
snapshotAllAttemptedCounter.incrementAndGet();
doSnapshotAll(result);
// if we get to here then the snapshotAll call worked
snapshotAllCompletedCounter.incrementAndGet();
} catch (Exception e) {
// save exception into result
result.exception = e;
throw e;
} finally {
result.completeTimestamp = System.currentTimeMillis();
timerContext.stop();
// always save reference to result
this.lastSnapshotAllResult.set(result);
}
return result;
}
@Override
public List<SenseiResult> doQuery(final SenseiRequest senseiRequest) {
final List<SenseiResult> resultList = new ArrayList<SenseiResult>();
try {
resultList.addAll(
scatterTimer.time(
new Callable<List<SenseiResult>>() {
@Override
public List<SenseiResult> call() throws Exception {
return doCall(senseiRequest);
}
}));
} catch (Exception e) {
ErrorMeter.mark();
SenseiResult emptyResult = getEmptyResultInstance();
logger.error("Error running scatter/gather", e);
emptyResult.addError(
new SenseiError(
"Error gathering the results" + e.getMessage(), ErrorType.BrokerGatherError));
return Arrays.asList(emptyResult);
}
return resultList;
}
@Override
public void processTimer(MetricName name, Timer timer, PrintStream stream) {
processMeter(name, timer, stream);
final String durationUnit = abbrev(timer.getDurationUnit());
final Snapshot snapshot = timer.getSnapshot();
stream.printf(locale, " min = %2.2f%s\n", timer.getMin(), durationUnit);
stream.printf(locale, " max = %2.2f%s\n", timer.getMax(), durationUnit);
stream.printf(locale, " mean = %2.2f%s\n", timer.getMean(), durationUnit);
stream.printf(locale, " stddev = %2.2f%s\n", timer.getStdDev(), durationUnit);
stream.printf(locale, " median = %2.2f%s\n", snapshot.getMedian(), durationUnit);
stream.printf(
locale, " 75%% <= %2.2f%s\n", snapshot.get75thPercentile(), durationUnit);
stream.printf(
locale, " 95%% <= %2.2f%s\n", snapshot.get95thPercentile(), durationUnit);
stream.printf(
locale, " 98%% <= %2.2f%s\n", snapshot.get98thPercentile(), durationUnit);
stream.printf(
locale, " 99%% <= %2.2f%s\n", snapshot.get99thPercentile(), durationUnit);
stream.printf(
locale, " 99.9%% <= %2.2f%s\n", snapshot.get999thPercentile(), durationUnit);
}
/**
* Starts request timer.
*
* @return timer context
*/
public TimerContext startTimer() {
return requestsTimer.time();
}
/** Starts sink timer. */
public void startSinkTimer() {
sinkTimerContext = sinkTimer.time();
}
@Override
public double getEvictionDuration() {
return evictionInvokeDuration.meanRate();
}
@Override
public void preInstantiationStarted() {
preInstantiationDurationContext = preInstantiationDuration.time();
}
@Override
public void outputInvokeStarted() {
outputInvokeDurationContext = outputInvokeDuration.time();
}
@Override
public double getOutputInvokeDuration() {
return outputInvokeDuration.meanRate();
}
public final Res execute(final Req senseiReq) {
SearchCounter.mark();
Set<Integer> partitions = senseiReq == null ? null : senseiReq.getPartitions();
if (partitions == null) {
partitions = new HashSet<Integer>();
int[] containsPart = _core.getPartitions();
if (containsPart != null) {
for (int part : containsPart) {
partitions.add(part);
}
}
}
Res finalResult;
if (partitions != null && partitions.size() > 0) {
if (logger.isDebugEnabled()) {
logger.debug("serving partitions: " + partitions.toString());
}
final ArrayList<Res> resultList = new ArrayList<Res>(partitions.size());
Future<Res>[] futures = new Future[partitions.size() - 1];
int i = 0;
for (final int partition : partitions) {
final long start = System.currentTimeMillis();
final IndexReaderFactory<ZoieIndexReader<BoboIndexReader>> readerFactory =
_core.getIndexReaderFactory(partition);
if (i < partitions.size() - 1) // Search simultaneously.
{
try {
futures[i] =
(Future<Res>)
_executorService.submit(
new Callable<Res>() {
public Res call() throws Exception {
Timer timer = getTimer(partition);
Res res =
timer.time(
new Callable<Res>() {
@Override
public Res call() throws Exception {
return handleRequest(
senseiReq,
readerFactory,
_core.getQueryBuilderFactory());
}
});
long end = System.currentTimeMillis();
res.setTime(end - start);
logger.info(
"searching partition: "
+ partition
+ " browse took: "
+ res.getTime());
return res;
}
});
} catch (Exception e) {
senseiReq.addError(new SenseiError(e.getMessage(), ErrorType.BoboExecutionError));
logger.error(e.getMessage(), e);
}
} else // Reuse current thread.
{
try {
Timer timer = getTimer(partition);
Res res =
timer.time(
new Callable<Res>() {
@Override
public Res call() throws Exception {
return handleRequest(
senseiReq, readerFactory, _core.getQueryBuilderFactory());
}
});
resultList.add(res);
long end = System.currentTimeMillis();
res.setTime(end - start);
logger.info("searching partition: " + partition + " browse took: " + res.getTime());
} catch (Exception e) {
logger.error(e.getMessage(), e);
senseiReq.addError(new SenseiError(e.getMessage(), ErrorType.BoboExecutionError));
resultList.add(getEmptyResultInstance(e));
}
}
++i;
}
for (i = 0; i < futures.length; ++i) {
try {
Res res = futures[i].get(_timeout, TimeUnit.MILLISECONDS);
resultList.add(res);
} catch (Exception e) {
logger.error(e.getMessage(), e);
if (e instanceof TimeoutException) {
senseiReq.addError(new SenseiError(e.getMessage(), ErrorType.ExecutionTimeout));
} else {
senseiReq.addError(new SenseiError(e.getMessage(), ErrorType.BoboExecutionError));
}
resultList.add(getEmptyResultInstance(e));
}
}
try {
finalResult =
MergeTimer.time(
new Callable<Res>() {
public Res call() throws Exception {
return mergePartitionedResults(senseiReq, resultList);
}
});
} catch (Exception e) {
logger.error(e.getMessage(), e);
finalResult = getEmptyResultInstance(null);
finalResult.addError(new SenseiError(e.getMessage(), ErrorType.MergePartitionError));
}
} else {
if (logger.isInfoEnabled()) {
logger.info("no partitions specified");
}
finalResult = getEmptyResultInstance(null);
finalResult.addError(
new SenseiError("no partitions specified", ErrorType.PartitionCallError));
}
if (logger.isInfoEnabled()) {
logger.info(
"searching partitions "
+ String.valueOf(partitions)
+ " took: "
+ finalResult.getTime());
}
return finalResult;
}
@Override
public double getPreInstantiationDuration() {
return preInstantiationDuration.meanRate();
}
@Override
public void evictionPassStarted() {
evictionInvokeDurationContext = evictionInvokeDuration.time();
}
