YARN-11238. Optimizing FederationClientInterceptor Call with Parallelism. (#4904)
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slfan1989
GitHub
parent
07581f1ab2
commit
22bd5e3b53
@ -497,4 +497,14 @@ private static DelegationKey getDelegationKeyByMasterKey(RouterMasterKey masterK
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public RouterRMDTSecretManagerState getRouterRMSecretManagerState() {
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return routerRMSecretManagerState;
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}
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@VisibleForTesting
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public Map<SubClusterId, SubClusterInfo> getMembership() {
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return membership;
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}
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@VisibleForTesting
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public void setMembership(Map<SubClusterId, SubClusterInfo> membership) {
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this.membership = membership;
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}
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}
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@ -727,7 +727,7 @@ public FederationStateStore getStateStore() {
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return stateStore;
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}
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/**
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/*
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* The Router Supports Store NewMasterKey (RouterMasterKey{@link RouterMasterKey}).
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*
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* @param newKey Key used for generating and verifying delegation tokens
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@ -18,10 +18,10 @@
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package org.apache.hadoop.yarn.server.router.clientrm;
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import org.apache.hadoop.thirdparty.com.google.common.collect.Maps;
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import org.apache.commons.lang3.StringUtils;
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import org.apache.commons.lang3.tuple.Pair;
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import org.apache.hadoop.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;
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import java.io.IOException;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.ArrayList;
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import java.util.Collection;
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@ -29,6 +29,7 @@
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import java.util.Map;
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import java.util.Random;
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import java.util.TreeMap;
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import java.util.Set;
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import java.util.concurrent.BlockingQueue;
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import java.util.concurrent.Callable;
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import java.util.concurrent.ConcurrentHashMap;
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@ -39,7 +40,6 @@
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import java.util.concurrent.ThreadFactory;
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import java.util.concurrent.ThreadPoolExecutor;
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import java.util.concurrent.TimeUnit;
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import java.util.stream.Collectors;
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import org.apache.commons.lang3.NotImplementedException;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.CommonConfigurationKeys;
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@ -661,14 +661,11 @@ public GetApplicationsResponse getApplications(GetApplicationsRequest request)
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RouterServerUtil.logAndThrowException("Missing getApplications request.", null);
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}
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long startTime = clock.getTime();
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Map<SubClusterId, SubClusterInfo> subclusters =
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federationFacade.getSubClusters(true);
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ClientMethod remoteMethod = new ClientMethod("getApplications",
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new Class[] {GetApplicationsRequest.class}, new Object[] {request});
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Map<SubClusterId, GetApplicationsResponse> applications = null;
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Collection<GetApplicationsResponse> applications = null;
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try {
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applications = invokeConcurrent(subclusters.keySet(), remoteMethod,
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GetApplicationsResponse.class);
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applications = invokeConcurrent(remoteMethod, GetApplicationsResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrMultipleAppsFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get applications due to exception.", ex);
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@ -676,7 +673,7 @@ public GetApplicationsResponse getApplications(GetApplicationsRequest request)
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long stopTime = clock.getTime();
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routerMetrics.succeededMultipleAppsRetrieved(stopTime - startTime);
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// Merge the Application Reports
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return RouterYarnClientUtils.mergeApplications(applications.values(), returnPartialReport);
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return RouterYarnClientUtils.mergeApplications(applications, returnPartialReport);
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}
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@Override
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@ -691,8 +688,7 @@ public GetClusterMetricsResponse getClusterMetrics(
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new Class[] {GetClusterMetricsRequest.class}, new Object[] {request});
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Collection<GetClusterMetricsResponse> clusterMetrics = null;
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try {
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clusterMetrics = invokeAppClientProtocolMethod(
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true, remoteMethod, GetClusterMetricsResponse.class);
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clusterMetrics = invokeConcurrent(remoteMethod, GetClusterMetricsResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrGetClusterMetricsFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get cluster metrics due to exception.", ex);
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@ -702,67 +698,62 @@ public GetClusterMetricsResponse getClusterMetrics(
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return RouterYarnClientUtils.merge(clusterMetrics);
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}
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<R> Map<SubClusterId, R> invokeConcurrent(ArrayList<SubClusterId> clusterIds,
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ClientMethod request, Class<R> clazz) throws YarnException, IOException {
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List<Callable<Object>> callables = new ArrayList<>();
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List<Future<Object>> futures = new ArrayList<>();
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Map<SubClusterId, IOException> exceptions = new TreeMap<>();
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for (SubClusterId subClusterId : clusterIds) {
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callables.add(new Callable<Object>() {
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@Override
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public Object call() throws Exception {
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ApplicationClientProtocol protocol =
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getClientRMProxyForSubCluster(subClusterId);
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Method method = ApplicationClientProtocol.class
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.getMethod(request.getMethodName(), request.getTypes());
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return method.invoke(protocol, request.getParams());
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}
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<R> Collection<R> invokeConcurrent(ClientMethod request, Class<R> clazz)
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throws YarnException {
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// Get Active SubClusters
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Map<SubClusterId, SubClusterInfo> subClusterInfo = federationFacade.getSubClusters(true);
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Collection<SubClusterId> subClusterIds = subClusterInfo.keySet();
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List<Callable<Pair<SubClusterId, Object>>> callables = new ArrayList<>();
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List<Future<Pair<SubClusterId, Object>>> futures = new ArrayList<>();
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Map<SubClusterId, Exception> exceptions = new TreeMap<>();
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// Generate parallel Callable tasks
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for (SubClusterId subClusterId : subClusterIds) {
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callables.add(() -> {
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ApplicationClientProtocol protocol = getClientRMProxyForSubCluster(subClusterId);
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String methodName = request.getMethodName();
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Class<?>[] types = request.getTypes();
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Object[] params = request.getParams();
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Method method = ApplicationClientProtocol.class.getMethod(methodName, types);
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Object result = method.invoke(protocol, params);
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return Pair.of(subClusterId, result);
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});
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}
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// Get results from multiple threads
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Map<SubClusterId, R> results = new TreeMap<>();
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try {
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futures.addAll(executorService.invokeAll(callables));
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for (int i = 0; i < futures.size(); i++) {
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SubClusterId subClusterId = clusterIds.get(i);
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futures.stream().forEach(future -> {
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SubClusterId subClusterId = null;
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try {
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Future<Object> future = futures.get(i);
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Object result = future.get();
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Pair<SubClusterId, Object> pair = future.get();
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subClusterId = pair.getKey();
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Object result = pair.getValue();
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results.put(subClusterId, clazz.cast(result));
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} catch (ExecutionException ex) {
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Throwable cause = ex.getCause();
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LOG.debug("Cannot execute {} on {}: {}", request.getMethodName(),
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} catch (InterruptedException | ExecutionException e) {
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Throwable cause = e.getCause();
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LOG.error("Cannot execute {} on {}: {}", request.getMethodName(),
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subClusterId.getId(), cause.getMessage());
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IOException ioe;
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if (cause instanceof IOException) {
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ioe = (IOException) cause;
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} else if (cause instanceof YarnException) {
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throw (YarnException) cause;
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} else {
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ioe = new IOException(
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"Unhandled exception while calling " + request.getMethodName()
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+ ": " + cause.getMessage(), cause);
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}
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// Store the exceptions
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exceptions.put(subClusterId, ioe);
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exceptions.put(subClusterId, e);
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}
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}
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if (results.isEmpty() && !clusterIds.isEmpty()) {
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SubClusterId subClusterId = clusterIds.get(0);
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IOException ioe = exceptions.get(subClusterId);
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if (ioe != null) {
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throw ioe;
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}
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}
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});
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} catch (InterruptedException e) {
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throw new YarnException(e);
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throw new YarnException("invokeConcurrent Failed.", e);
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}
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return results;
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}
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<R> Map<SubClusterId, R> invokeConcurrent(Collection<SubClusterId> clusterIds,
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ClientMethod request, Class<R> clazz) throws YarnException, IOException {
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ArrayList<SubClusterId> clusterIdList = new ArrayList<>(clusterIds);
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return invokeConcurrent(clusterIdList, request, clazz);
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// All sub-clusters return results to be considered successful,
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// otherwise an exception will be thrown.
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if (exceptions != null && !exceptions.isEmpty()) {
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Set<SubClusterId> subClusterIdSets = exceptions.keySet();
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throw new YarnException("invokeConcurrent Failed, An exception occurred in subClusterIds = " +
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StringUtils.join(subClusterIdSets, ","));
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}
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// return result
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return results.values();
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}
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@Override
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@ -773,24 +764,19 @@ public GetClusterNodesResponse getClusterNodes(GetClusterNodesRequest request)
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RouterServerUtil.logAndThrowException("Missing getClusterNodes request.", null);
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}
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long startTime = clock.getTime();
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Map<SubClusterId, SubClusterInfo> subClusters =
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federationFacade.getSubClusters(true);
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Map<SubClusterId, GetClusterNodesResponse> clusterNodes = Maps.newHashMap();
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for (SubClusterId subClusterId : subClusters.keySet()) {
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ApplicationClientProtocol client;
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try {
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client = getClientRMProxyForSubCluster(subClusterId);
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GetClusterNodesResponse response = client.getClusterNodes(request);
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clusterNodes.put(subClusterId, response);
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} catch (Exception ex) {
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routerMetrics.incrClusterNodesFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get cluster nodes due to exception.", ex);
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}
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ClientMethod remoteMethod = new ClientMethod("getClusterNodes",
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new Class[]{GetClusterNodesRequest.class}, new Object[]{request});
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try {
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Collection<GetClusterNodesResponse> clusterNodes =
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invokeConcurrent(remoteMethod, GetClusterNodesResponse.class);
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long stopTime = clock.getTime();
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routerMetrics.succeededGetClusterNodesRetrieved(stopTime - startTime);
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return RouterYarnClientUtils.mergeClusterNodesResponse(clusterNodes);
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} catch (Exception ex) {
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routerMetrics.incrClusterNodesFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get cluster nodes due to exception.", ex);
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}
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long stopTime = clock.getTime();
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routerMetrics.succeededGetClusterNodesRetrieved(stopTime - startTime);
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// Merge the NodesResponse
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return RouterYarnClientUtils.mergeClusterNodesResponse(clusterNodes.values());
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throw new YarnException("Unable to get cluster nodes.");
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}
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@Override
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@ -806,8 +792,7 @@ public GetQueueInfoResponse getQueueInfo(GetQueueInfoRequest request)
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new Class[]{GetQueueInfoRequest.class}, new Object[]{request});
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Collection<GetQueueInfoResponse> queues = null;
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try {
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queues = invokeAppClientProtocolMethod(true, remoteMethod,
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GetQueueInfoResponse.class);
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queues = invokeConcurrent(remoteMethod, GetQueueInfoResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrGetQueueInfoFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get queue [" +
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@ -831,8 +816,7 @@ public GetQueueUserAclsInfoResponse getQueueUserAcls(
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new Class[] {GetQueueUserAclsInfoRequest.class}, new Object[] {request});
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Collection<GetQueueUserAclsInfoResponse> queueUserAcls = null;
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try {
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queueUserAcls = invokeAppClientProtocolMethod(true, remoteMethod,
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GetQueueUserAclsInfoResponse.class);
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queueUserAcls = invokeConcurrent(remoteMethod, GetQueueUserAclsInfoResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrQueueUserAclsFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get queue user Acls due to exception.", ex);
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@ -992,8 +976,7 @@ public ReservationListResponse listReservations(
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new Class[] {ReservationListRequest.class}, new Object[] {request});
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Collection<ReservationListResponse> listResponses = null;
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try {
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listResponses = invokeAppClientProtocolMethod(true, remoteMethod,
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ReservationListResponse.class);
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listResponses = invokeConcurrent(remoteMethod, ReservationListResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrListReservationsFailedRetrieved();
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RouterServerUtil.logAndThrowException(
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@ -1072,24 +1055,6 @@ public ReservationDeleteResponse deleteReservation(
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throw new YarnException(msg);
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}
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private <R> Collection<R> invokeAppClientProtocolMethod(
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Boolean filterInactiveSubClusters, ClientMethod request, Class<R> clazz)
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throws YarnException, RuntimeException {
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Map<SubClusterId, SubClusterInfo> subClusters =
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federationFacade.getSubClusters(filterInactiveSubClusters);
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return subClusters.keySet().stream().map(subClusterId -> {
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try {
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ApplicationClientProtocol protocol = getClientRMProxyForSubCluster(subClusterId);
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Method method = ApplicationClientProtocol.class.
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getMethod(request.getMethodName(), request.getTypes());
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return clazz.cast(method.invoke(protocol, request.getParams()));
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} catch (YarnException | NoSuchMethodException |
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IllegalAccessException | InvocationTargetException ex) {
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throw new RuntimeException(ex);
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}
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}).collect(Collectors.toList());
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}
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@Override
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public GetNodesToLabelsResponse getNodeToLabels(
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GetNodesToLabelsRequest request) throws YarnException, IOException {
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@ -1102,8 +1067,7 @@ public GetNodesToLabelsResponse getNodeToLabels(
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new Class[] {GetNodesToLabelsRequest.class}, new Object[] {request});
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Collection<GetNodesToLabelsResponse> clusterNodes = null;
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try {
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clusterNodes = invokeAppClientProtocolMethod(true, remoteMethod,
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GetNodesToLabelsResponse.class);
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clusterNodes = invokeConcurrent(remoteMethod, GetNodesToLabelsResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrNodeToLabelsFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get node label due to exception.", ex);
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@ -1126,8 +1090,7 @@ public GetLabelsToNodesResponse getLabelsToNodes(
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new Class[] {GetLabelsToNodesRequest.class}, new Object[] {request});
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Collection<GetLabelsToNodesResponse> labelNodes = null;
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try {
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labelNodes = invokeAppClientProtocolMethod(true, remoteMethod,
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GetLabelsToNodesResponse.class);
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labelNodes = invokeConcurrent(remoteMethod, GetLabelsToNodesResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrLabelsToNodesFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get label node due to exception.", ex);
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@ -1150,8 +1113,7 @@ public GetClusterNodeLabelsResponse getClusterNodeLabels(
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new Class[] {GetClusterNodeLabelsRequest.class}, new Object[] {request});
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Collection<GetClusterNodeLabelsResponse> nodeLabels = null;
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try {
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nodeLabels = invokeAppClientProtocolMethod(true, remoteMethod,
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GetClusterNodeLabelsResponse.class);
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nodeLabels = invokeConcurrent(remoteMethod, GetClusterNodeLabelsResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrClusterNodeLabelsFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get cluster nodeLabels due to exception.",
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@ -1563,8 +1525,7 @@ public GetAllResourceProfilesResponse getResourceProfiles(
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new Class[] {GetAllResourceProfilesRequest.class}, new Object[] {request});
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Collection<GetAllResourceProfilesResponse> resourceProfiles = null;
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try {
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resourceProfiles = invokeAppClientProtocolMethod(true, remoteMethod,
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GetAllResourceProfilesResponse.class);
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resourceProfiles = invokeConcurrent(remoteMethod, GetAllResourceProfilesResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrGetResourceProfilesFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get resource profiles due to exception.",
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@ -1588,8 +1549,7 @@ public GetResourceProfileResponse getResourceProfile(
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new Class[] {GetResourceProfileRequest.class}, new Object[] {request});
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Collection<GetResourceProfileResponse> resourceProfile = null;
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try {
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resourceProfile = invokeAppClientProtocolMethod(true, remoteMethod,
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GetResourceProfileResponse.class);
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resourceProfile = invokeConcurrent(remoteMethod, GetResourceProfileResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrGetResourceProfileFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get resource profile due to exception.",
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@ -1612,8 +1572,7 @@ public GetAllResourceTypeInfoResponse getResourceTypeInfo(
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new Class[] {GetAllResourceTypeInfoRequest.class}, new Object[] {request});
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Collection<GetAllResourceTypeInfoResponse> listResourceTypeInfo;
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try {
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listResourceTypeInfo = invokeAppClientProtocolMethod(true, remoteMethod,
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GetAllResourceTypeInfoResponse.class);
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listResourceTypeInfo = invokeConcurrent(remoteMethod, GetAllResourceTypeInfoResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrResourceTypeInfoFailedRetrieved();
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LOG.error("Unable to get all resource type info node due to exception.", ex);
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@ -1644,8 +1603,8 @@ public GetAttributesToNodesResponse getAttributesToNodes(
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new Class[] {GetAttributesToNodesRequest.class}, new Object[] {request});
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Collection<GetAttributesToNodesResponse> attributesToNodesResponses = null;
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try {
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attributesToNodesResponses = invokeAppClientProtocolMethod(true, remoteMethod,
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GetAttributesToNodesResponse.class);
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attributesToNodesResponses =
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invokeConcurrent(remoteMethod, GetAttributesToNodesResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrGetAttributesToNodesFailedRetrieved();
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RouterServerUtil.logAndThrowException("Unable to get attributes to nodes due to exception.",
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@ -1668,7 +1627,7 @@ public GetClusterNodeAttributesResponse getClusterNodeAttributes(
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new Class[] {GetClusterNodeAttributesRequest.class}, new Object[] {request});
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Collection<GetClusterNodeAttributesResponse> clusterNodeAttributesResponses = null;
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try {
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clusterNodeAttributesResponses = invokeAppClientProtocolMethod(true, remoteMethod,
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clusterNodeAttributesResponses = invokeConcurrent(remoteMethod,
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GetClusterNodeAttributesResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrGetClusterNodeAttributesFailedRetrieved();
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@ -1693,7 +1652,7 @@ public GetNodesToAttributesResponse getNodesToAttributes(
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new Class[] {GetNodesToAttributesRequest.class}, new Object[] {request});
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Collection<GetNodesToAttributesResponse> nodesToAttributesResponses = null;
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try {
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nodesToAttributesResponses = invokeAppClientProtocolMethod(true, remoteMethod,
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nodesToAttributesResponses = invokeConcurrent(remoteMethod,
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GetNodesToAttributesResponse.class);
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} catch (Exception ex) {
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routerMetrics.incrGetNodesToAttributesFailedRetrieved();
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@ -30,6 +30,7 @@
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import java.util.Set;
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import java.util.stream.Collectors;
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import java.util.Arrays;
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import java.util.Collection;
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import org.apache.hadoop.metrics2.lib.DefaultMetricsSystem;
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import org.apache.hadoop.test.LambdaTestUtils;
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@ -127,6 +128,7 @@
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import org.apache.hadoop.yarn.server.federation.policies.manager.UniformBroadcastPolicyManager;
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import org.apache.hadoop.yarn.server.federation.store.impl.MemoryFederationStateStore;
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import org.apache.hadoop.yarn.server.federation.store.records.SubClusterId;
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import org.apache.hadoop.yarn.server.federation.store.records.SubClusterInfo;
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import org.apache.hadoop.yarn.server.federation.utils.FederationStateStoreFacade;
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import org.apache.hadoop.yarn.server.federation.utils.FederationStateStoreTestUtil;
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import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
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@ -579,12 +581,20 @@ public void testGetClusterMetricsRequest() throws Exception {
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Assert.assertEquals(subClusters.size(),
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response.getClusterMetrics().getNumNodeManagers());
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// Clear Membership
|
||||
Map<SubClusterId, SubClusterInfo> membership = new HashMap<>();
|
||||
membership.putAll(stateStore.getMembership());
|
||||
stateStore.getMembership().clear();
|
||||
|
||||
ClientMethod remoteMethod = new ClientMethod("getClusterMetrics",
|
||||
new Class[] {GetClusterMetricsRequest.class},
|
||||
new Object[] {GetClusterMetricsRequest.newInstance()});
|
||||
Map<SubClusterId, GetClusterMetricsResponse> clusterMetrics = interceptor.
|
||||
invokeConcurrent(new ArrayList<>(), remoteMethod, GetClusterMetricsResponse.class);
|
||||
Collection<GetClusterMetricsResponse> clusterMetrics = interceptor.invokeConcurrent(
|
||||
remoteMethod, GetClusterMetricsResponse.class);
|
||||
Assert.assertTrue(clusterMetrics.isEmpty());
|
||||
|
||||
// Restore membership
|
||||
stateStore.setMembership(membership);
|
||||
}
|
||||
|
||||
/**
|
||||
|
||||
Loading…
Reference in New Issue
Block a user