MAPREDUCE-3426. Fixed MR AM in uber mode to write map intermediate outputs in the correct directory to work properly in secure mode. Contributed by Hitesh Shah.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1213987 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Vinod Kumar Vavilapalli
parent
3954a2fb1c
commit
b7ae5a6cb7
@ -282,6 +282,10 @@ Release 0.23.1 - Unreleased
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MAPREDUCE-3542. Support "FileSystemCounter" legacy counter group name for
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compatibility. (tomwhite)
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MAPREDUCE-3426. Fixed MR AM in uber mode to write map intermediate outputs
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in the correct directory to work properly in secure mode. (Hitesh Shah via
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vinodkv)
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Release 0.23.0 - 2011-11-01
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INCOMPATIBLE CHANGES
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@ -22,20 +22,19 @@
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import java.io.File;
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import java.io.IOException;
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import java.io.PrintStream;
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import java.net.URI;
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import java.util.HashSet;
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import java.util.concurrent.BlockingQueue;
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import java.util.concurrent.LinkedBlockingQueue;
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import java.util.concurrent.ThreadPoolExecutor;
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import java.util.concurrent.TimeUnit;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.apache.hadoop.fs.FSError;
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import org.apache.hadoop.fs.FileStatus;
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import org.apache.hadoop.fs.FileSystem;
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import org.apache.hadoop.fs.FileContext;
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import org.apache.hadoop.fs.Path;
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import org.apache.hadoop.fs.UnsupportedFileSystemException;
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import org.apache.hadoop.mapreduce.JobContext;
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import org.apache.hadoop.mapreduce.JobCounter;
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import org.apache.hadoop.mapreduce.MRConfig;
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import org.apache.hadoop.mapreduce.TypeConverter;
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@ -47,13 +46,12 @@
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import org.apache.hadoop.mapreduce.v2.app.job.event.TaskAttemptEvent;
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import org.apache.hadoop.mapreduce.v2.app.job.event.TaskAttemptEventType;
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import org.apache.hadoop.mapreduce.v2.app.job.Job;
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import org.apache.hadoop.mapreduce.v2.app.job.Task;
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import org.apache.hadoop.mapreduce.v2.app.job.TaskAttempt;
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import org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncher;
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import org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherEvent;
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import org.apache.hadoop.mapreduce.v2.app.launcher.ContainerRemoteLaunchEvent;
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import org.apache.hadoop.util.StringUtils;
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import org.apache.hadoop.yarn.YarnException;
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import org.apache.hadoop.yarn.api.ApplicationConstants;
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import org.apache.hadoop.yarn.service.AbstractService;
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/**
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@ -80,7 +78,10 @@ public LocalContainerLauncher(AppContext context,
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super(LocalContainerLauncher.class.getName());
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this.context = context;
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this.umbilical = umbilical;
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// umbilical: MRAppMaster creates (taskAttemptListener), passes to us (TODO/FIXME: pointless to use RPC to talk to self; should create LocalTaskAttemptListener or similar: implement umbilical protocol but skip RPC stuff)
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// umbilical: MRAppMaster creates (taskAttemptListener), passes to us
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// (TODO/FIXME: pointless to use RPC to talk to self; should create
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// LocalTaskAttemptListener or similar: implement umbilical protocol
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// but skip RPC stuff)
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try {
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curFC = FileContext.getFileContext(curDir.toURI());
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@ -152,7 +153,6 @@ public void handle(ContainerLauncherEvent event) {
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* ]]
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* - runs Task (runSubMap() or runSubReduce())
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* - TA can safely send TA_UPDATE since in RUNNING state
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* [modulo possible TA-state-machine race noted below: CHECK (TODO)]
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*/
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private class SubtaskRunner implements Runnable {
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@ -162,6 +162,7 @@ private class SubtaskRunner implements Runnable {
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SubtaskRunner() {
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}
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@SuppressWarnings("unchecked")
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@Override
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public void run() {
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ContainerLauncherEvent event = null;
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@ -183,7 +184,7 @@ public void run() {
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ContainerRemoteLaunchEvent launchEv =
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(ContainerRemoteLaunchEvent)event;
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TaskAttemptId attemptID = launchEv.getTaskAttemptID(); //FIXME: can attemptID ever be null? (only if retrieved over umbilical?)
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TaskAttemptId attemptID = launchEv.getTaskAttemptID();
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Job job = context.getAllJobs().get(attemptID.getTaskId().getJobId());
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int numMapTasks = job.getTotalMaps();
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@ -204,7 +205,6 @@ public void run() {
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// port number is set to -1 in this case.
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context.getEventHandler().handle(
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new TaskAttemptContainerLaunchedEvent(attemptID, -1));
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//FIXME: race condition here? or do we have same kind of lock on TA handler => MapTask can't send TA_UPDATE before TA_CONTAINER_LAUNCHED moves TA to RUNNING state? (probably latter)
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if (numMapTasks == 0) {
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doneWithMaps = true;
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@ -259,6 +259,7 @@ public void run() {
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}
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}
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@SuppressWarnings("deprecation")
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private void runSubtask(org.apache.hadoop.mapred.Task task,
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final TaskType taskType,
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TaskAttemptId attemptID,
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@ -270,6 +271,19 @@ private void runSubtask(org.apache.hadoop.mapred.Task task,
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try {
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JobConf conf = new JobConf(getConfig());
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conf.set(JobContext.TASK_ID, task.getTaskID().toString());
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conf.set(JobContext.TASK_ATTEMPT_ID, classicAttemptID.toString());
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conf.setBoolean(JobContext.TASK_ISMAP, (taskType == TaskType.MAP));
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conf.setInt(JobContext.TASK_PARTITION, task.getPartition());
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conf.set(JobContext.ID, task.getJobID().toString());
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// Use the AM's local dir env to generate the intermediate step
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// output files
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String[] localSysDirs = StringUtils.getTrimmedStrings(
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System.getenv(ApplicationConstants.LOCAL_DIR_ENV));
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conf.setStrings(MRConfig.LOCAL_DIR, localSysDirs);
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LOG.info(MRConfig.LOCAL_DIR + " for uber task: "
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+ conf.get(MRConfig.LOCAL_DIR));
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// mark this as an uberized subtask so it can set task counter
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// (longer-term/FIXME: could redefine as job counter and send
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@ -285,12 +299,12 @@ private void runSubtask(org.apache.hadoop.mapred.Task task,
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if (doneWithMaps) {
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LOG.error("CONTAINER_REMOTE_LAUNCH contains a map task ("
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+ attemptID + "), but should be finished with maps");
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// throw new RuntimeException() (FIXME: what's appropriate here?)
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throw new RuntimeException();
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}
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MapTask map = (MapTask)task;
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map.setConf(conf);
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//CODE-REVIEWER QUESTION: why not task.getConf() or map.getConf() instead of conf? do we need Task's localizeConfiguration() run on this first?
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map.run(conf, umbilical);
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if (renameOutputs) {
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@ -305,19 +319,23 @@ private void runSubtask(org.apache.hadoop.mapred.Task task,
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} else /* TaskType.REDUCE */ {
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if (!doneWithMaps) {
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//check if event-queue empty? whole idea of counting maps vs. checking event queue is a tad wacky...but could enforce ordering (assuming no "lost events") at LocalMRAppMaster [CURRENT BUG(?): doesn't send reduce event until maps all done]
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// check if event-queue empty? whole idea of counting maps vs.
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// checking event queue is a tad wacky...but could enforce ordering
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// (assuming no "lost events") at LocalMRAppMaster [CURRENT BUG(?):
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// doesn't send reduce event until maps all done]
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LOG.error("CONTAINER_REMOTE_LAUNCH contains a reduce task ("
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+ attemptID + "), but not yet finished with maps");
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// throw new RuntimeException() (FIXME) // or push reduce event back onto end of queue? (probably former)
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throw new RuntimeException();
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}
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ReduceTask reduce = (ReduceTask)task;
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// a.k.a. "mapreduce.jobtracker.address" in LocalJobRunner:
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// set framework name to local to make task local
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conf.set(MRConfig.FRAMEWORK_NAME, MRConfig.LOCAL_FRAMEWORK_NAME);
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conf.set(MRConfig.MASTER_ADDRESS, "local"); // bypass shuffle
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ReduceTask reduce = (ReduceTask)task;
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reduce.setConf(conf);
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reduce.run(conf, umbilical);
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//relocalize(); // needed only if more than one reducer supported (is MAPREDUCE-434 fixed yet?)
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}
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@ -334,18 +352,7 @@ private void runSubtask(org.apache.hadoop.mapred.Task task,
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try {
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if (task != null) {
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// do cleanup for the task
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// if (childUGI == null) { // no need to job into doAs block
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task.taskCleanup(umbilical);
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// } else {
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// final Task taskFinal = task;
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// childUGI.doAs(new PrivilegedExceptionAction<Object>() {
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// @Override
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// public Object run() throws Exception {
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// taskFinal.taskCleanup(umbilical);
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// return null;
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// }
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// });
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// }
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task.taskCleanup(umbilical);
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}
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} catch (Exception e) {
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LOG.info("Exception cleaning up: "
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@ -354,51 +361,21 @@ private void runSubtask(org.apache.hadoop.mapred.Task task,
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// Report back any failures, for diagnostic purposes
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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exception.printStackTrace(new PrintStream(baos));
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// if (classicAttemptID != null) {
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umbilical.reportDiagnosticInfo(classicAttemptID, baos.toString());
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// }
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umbilical.reportDiagnosticInfo(classicAttemptID, baos.toString());
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throw new RuntimeException();
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} catch (Throwable throwable) {
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LOG.fatal("Error running local (uberized) 'child' : "
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+ StringUtils.stringifyException(throwable));
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// if (classicAttemptID != null) {
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Throwable tCause = throwable.getCause();
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String cause = (tCause == null)
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? throwable.getMessage()
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: StringUtils.stringifyException(tCause);
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umbilical.fatalError(classicAttemptID, cause);
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// }
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Throwable tCause = throwable.getCause();
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String cause = (tCause == null)
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? throwable.getMessage()
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: StringUtils.stringifyException(tCause);
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umbilical.fatalError(classicAttemptID, cause);
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throw new RuntimeException();
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} finally {
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/*
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FIXME: do we need to do any of this stuff? (guessing not since not in own JVM)
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RPC.stopProxy(umbilical);
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DefaultMetricsSystem.shutdown();
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// Shutting down log4j of the child-vm...
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// This assumes that on return from Task.run()
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// there is no more logging done.
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LogManager.shutdown();
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*/
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}
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}
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/* FIXME: may not need renameMapOutputForReduce() anymore? TEST!
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${local.dir}/usercache/$user/appcache/$appId/$contId/ == $cwd for containers;
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contains launch_container.sh script, which, when executed, creates symlinks and
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sets up env
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"$local.dir"/usercache/$user/appcache/$appId/$contId/file.out
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"$local.dir"/usercache/$user/appcache/$appId/$contId/file.out.idx (?)
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"$local.dir"/usercache/$user/appcache/$appId/output/$taskId/ is where file.out* is moved after MapTask done
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OHO! no further need for this at all? $taskId is unique per subtask
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now => should work fine to leave alone. TODO: test with teragen or
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similar
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*/
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/**
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* Within the _local_ filesystem (not HDFS), all activity takes place within
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* a single subdir (${local.dir}/usercache/$user/appcache/$appId/$contId/),
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@ -409,14 +386,21 @@ private void runSubtask(org.apache.hadoop.mapred.Task task,
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* filenames instead of "file.out". (All of this is entirely internal,
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* so there are no particular compatibility issues.)
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*/
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@SuppressWarnings("deprecation")
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private void renameMapOutputForReduce(JobConf conf, TaskAttemptId mapId,
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MapOutputFile subMapOutputFile)
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throws IOException {
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FileSystem localFs = FileSystem.getLocal(conf);
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// move map output to reduce input
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Path mapOut = subMapOutputFile.getOutputFile();
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FileStatus mStatus = localFs.getFileStatus(mapOut);
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Path reduceIn = subMapOutputFile.getInputFileForWrite(
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TypeConverter.fromYarn(mapId).getTaskID(), localFs.getLength(mapOut));
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TypeConverter.fromYarn(mapId).getTaskID(), mStatus.getLen());
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if (LOG.isDebugEnabled()) {
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LOG.debug("Renaming map output file for task attempt "
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+ mapId.toString() + " from original location " + mapOut.toString()
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+ " to destination " + reduceIn.toString());
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}
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if (!localFs.mkdirs(reduceIn.getParent())) {
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throw new IOException("Mkdirs failed to create "
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+ reduceIn.getParent().toString());
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@ -429,8 +413,7 @@ private void renameMapOutputForReduce(JobConf conf, TaskAttemptId mapId,
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* Also within the local filesystem, we need to restore the initial state
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* of the directory as much as possible. Compare current contents against
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* the saved original state and nuke everything that doesn't belong, with
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* the exception of the renamed map outputs (see above).
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FIXME: do we really need to worry about renamed map outputs, or already moved to output dir on commit? if latter, fix comment
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* the exception of the renamed map outputs.
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*
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* Any jobs that go out of their way to rename or delete things from the
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* local directory are considered broken and deserve what they get...
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@ -236,6 +236,13 @@ public static List<String> getVMCommand(
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getTaskLogFile(TaskLog.LogName.PROFILE)
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)
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);
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if (task.isMapTask()) {
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vargs.add(conf.get(MRJobConfig.TASK_MAP_PROFILE_PARAMS, ""));
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}
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else {
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vargs.add(conf.get(MRJobConfig.TASK_REDUCE_PROFILE_PARAMS, ""));
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}
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}
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}
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@ -156,6 +156,7 @@ public class MRAppMaster extends CompositeService {
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private OutputCommitter committer;
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private JobEventDispatcher jobEventDispatcher;
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private boolean inRecovery = false;
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private SpeculatorEventDispatcher speculatorEventDispatcher;
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private Job job;
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private Credentials fsTokens = new Credentials(); // Filled during init
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@ -265,8 +266,9 @@ public void init(final Configuration conf) {
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addIfService(speculator);
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}
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speculatorEventDispatcher = new SpeculatorEventDispatcher(conf);
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dispatcher.register(Speculator.EventType.class,
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new SpeculatorEventDispatcher(conf));
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speculatorEventDispatcher);
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// service to allocate containers from RM (if non-uber) or to fake it (uber)
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containerAllocator = createContainerAllocator(clientService, context);
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@ -790,10 +792,6 @@ public void start() {
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// job-init to be done completely here.
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jobEventDispatcher.handle(initJobEvent);
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// send init to speculator. This won't yest start as dispatcher isn't
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// started yet.
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dispatcher.getEventHandler().handle(
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new SpeculatorEvent(job.getID(), clock.getTime()));
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// JobImpl's InitTransition is done (call above is synchronous), so the
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// "uber-decision" (MR-1220) has been made. Query job and switch to
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@ -801,9 +799,15 @@ public void start() {
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// and container-launcher services/event-handlers).
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if (job.isUber()) {
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speculatorEventDispatcher.disableSpeculation();
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LOG.info("MRAppMaster uberizing job " + job.getID()
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+ " in local container (\"uber-AM\").");
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+ " in local container (\"uber-AM\") on node "
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+ nmHost + ":" + nmPort + ".");
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} else {
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// send init to speculator only for non-uber jobs.
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// This won't yet start as dispatcher isn't started yet.
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dispatcher.getEventHandler().handle(
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new SpeculatorEvent(job.getID(), clock.getTime()));
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LOG.info("MRAppMaster launching normal, non-uberized, multi-container "
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+ "job " + job.getID() + ".");
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}
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@ -865,17 +869,24 @@ public void handle(TaskAttemptEvent event) {
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private class SpeculatorEventDispatcher implements
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EventHandler<SpeculatorEvent> {
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private final Configuration conf;
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private volatile boolean disabled;
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public SpeculatorEventDispatcher(Configuration config) {
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this.conf = config;
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}
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@Override
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public void handle(SpeculatorEvent event) {
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if (conf.getBoolean(MRJobConfig.MAP_SPECULATIVE, false)
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|| conf.getBoolean(MRJobConfig.REDUCE_SPECULATIVE, false)) {
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if (!disabled &&
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(conf.getBoolean(MRJobConfig.MAP_SPECULATIVE, false)
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|| conf.getBoolean(MRJobConfig.REDUCE_SPECULATIVE, false))) {
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// Speculator IS enabled, direct the event to there.
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speculator.handle(event);
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}
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}
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public void disableSpeculation() {
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disabled = true;
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}
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}
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private static void validateInputParam(String value, String param)
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@ -54,6 +54,7 @@
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import org.apache.hadoop.mapreduce.jobhistory.JobUnsuccessfulCompletionEvent;
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import org.apache.hadoop.mapreduce.lib.chain.ChainMapper;
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import org.apache.hadoop.mapreduce.lib.chain.ChainReducer;
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import org.apache.hadoop.mapreduce.lib.input.FileInputFormat;
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import org.apache.hadoop.mapreduce.security.TokenCache;
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import org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier;
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import org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager;
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@ -583,13 +584,13 @@ public JobReport getReport() {
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if (getState() == JobState.NEW) {
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return MRBuilderUtils.newJobReport(jobId, jobName, username, state,
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appSubmitTime, startTime, finishTime, setupProgress, 0.0f, 0.0f,
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cleanupProgress, remoteJobConfFile.toString(), amInfos);
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cleanupProgress, remoteJobConfFile.toString(), amInfos, isUber);
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}
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return MRBuilderUtils.newJobReport(jobId, jobName, username, state,
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appSubmitTime, startTime, finishTime, setupProgress,
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computeProgress(mapTasks), computeProgress(reduceTasks),
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cleanupProgress, remoteJobConfFile.toString(), amInfos);
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cleanupProgress, remoteJobConfFile.toString(), amInfos, isUber);
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} finally {
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readLock.unlock();
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}
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@ -812,6 +813,129 @@ public List<AMInfo> getAMInfos() {
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return amInfos;
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}
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||||
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/**
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* Decide whether job can be run in uber mode based on various criteria.
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* @param dataInputLength Total length for all splits
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||||
*/
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||||
private void makeUberDecision(long dataInputLength) {
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//FIXME: need new memory criterion for uber-decision (oops, too late here;
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||||
// until AM-resizing supported,
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||||
// must depend on job client to pass fat-slot needs)
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||||
// these are no longer "system" settings, necessarily; user may override
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int sysMaxMaps = conf.getInt(MRJobConfig.JOB_UBERTASK_MAXMAPS, 9);
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||||
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||||
//FIXME: handling multiple reduces within a single AM does not seem to
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||||
//work.
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||||
// int sysMaxReduces =
|
||||
// job.conf.getInt(MRJobConfig.JOB_UBERTASK_MAXREDUCES, 1);
|
||||
int sysMaxReduces = 1;
|
||||
|
||||
long sysMaxBytes = conf.getLong(MRJobConfig.JOB_UBERTASK_MAXBYTES,
|
||||
conf.getLong("dfs.block.size", 64*1024*1024)); //FIXME: this is
|
||||
// wrong; get FS from [File?]InputFormat and default block size from that
|
||||
|
||||
long sysMemSizeForUberSlot =
|
||||
conf.getInt(MRJobConfig.MR_AM_VMEM_MB,
|
||||
MRJobConfig.DEFAULT_MR_AM_VMEM_MB);
|
||||
|
||||
boolean uberEnabled =
|
||||
conf.getBoolean(MRJobConfig.JOB_UBERTASK_ENABLE, false);
|
||||
boolean smallNumMapTasks = (numMapTasks <= sysMaxMaps);
|
||||
boolean smallNumReduceTasks = (numReduceTasks <= sysMaxReduces);
|
||||
boolean smallInput = (dataInputLength <= sysMaxBytes);
|
||||
// ignoring overhead due to UberAM and statics as negligible here:
|
||||
boolean smallMemory =
|
||||
( (Math.max(conf.getLong(MRJobConfig.MAP_MEMORY_MB, 0),
|
||||
conf.getLong(MRJobConfig.REDUCE_MEMORY_MB, 0))
|
||||
<= sysMemSizeForUberSlot)
|
||||
|| (sysMemSizeForUberSlot == JobConf.DISABLED_MEMORY_LIMIT));
|
||||
boolean notChainJob = !isChainJob(conf);
|
||||
|
||||
// User has overall veto power over uberization, or user can modify
|
||||
// limits (overriding system settings and potentially shooting
|
||||
// themselves in the head). Note that ChainMapper/Reducer are
|
||||
// fundamentally incompatible with MR-1220; they employ a blocking
|
||||
// queue between the maps/reduces and thus require parallel execution,
|
||||
// while "uber-AM" (MR AM + LocalContainerLauncher) loops over tasks
|
||||
// and thus requires sequential execution.
|
||||
isUber = uberEnabled && smallNumMapTasks && smallNumReduceTasks
|
||||
&& smallInput && smallMemory && notChainJob;
|
||||
|
||||
if (isUber) {
|
||||
LOG.info("Uberizing job " + jobId + ": " + numMapTasks + "m+"
|
||||
+ numReduceTasks + "r tasks (" + dataInputLength
|
||||
+ " input bytes) will run sequentially on single node.");
|
||||
|
||||
// make sure reduces are scheduled only after all map are completed
|
||||
conf.setFloat(MRJobConfig.COMPLETED_MAPS_FOR_REDUCE_SLOWSTART,
|
||||
1.0f);
|
||||
// uber-subtask attempts all get launched on same node; if one fails,
|
||||
// probably should retry elsewhere, i.e., move entire uber-AM: ergo,
|
||||
// limit attempts to 1 (or at most 2? probably not...)
|
||||
conf.setInt(MRJobConfig.MAP_MAX_ATTEMPTS, 1);
|
||||
conf.setInt(MRJobConfig.REDUCE_MAX_ATTEMPTS, 1);
|
||||
|
||||
// disable speculation
|
||||
conf.setBoolean(MRJobConfig.MAP_SPECULATIVE, false);
|
||||
conf.setBoolean(MRJobConfig.REDUCE_SPECULATIVE, false);
|
||||
} else {
|
||||
StringBuilder msg = new StringBuilder();
|
||||
msg.append("Not uberizing ").append(jobId).append(" because:");
|
||||
if (!uberEnabled)
|
||||
msg.append(" not enabled;");
|
||||
if (!smallNumMapTasks)
|
||||
msg.append(" too many maps;");
|
||||
if (!smallNumReduceTasks)
|
||||
msg.append(" too many reduces;");
|
||||
if (!smallInput)
|
||||
msg.append(" too much input;");
|
||||
if (!smallMemory)
|
||||
msg.append(" too much RAM;");
|
||||
if (!notChainJob)
|
||||
msg.append(" chainjob");
|
||||
LOG.info(msg.toString());
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* ChainMapper and ChainReducer must execute in parallel, so they're not
|
||||
* compatible with uberization/LocalContainerLauncher (100% sequential).
|
||||
*/
|
||||
private boolean isChainJob(Configuration conf) {
|
||||
boolean isChainJob = false;
|
||||
try {
|
||||
String mapClassName = conf.get(MRJobConfig.MAP_CLASS_ATTR);
|
||||
if (mapClassName != null) {
|
||||
Class<?> mapClass = Class.forName(mapClassName);
|
||||
if (ChainMapper.class.isAssignableFrom(mapClass))
|
||||
isChainJob = true;
|
||||
}
|
||||
} catch (ClassNotFoundException cnfe) {
|
||||
// don't care; assume it's not derived from ChainMapper
|
||||
}
|
||||
try {
|
||||
String reduceClassName = conf.get(MRJobConfig.REDUCE_CLASS_ATTR);
|
||||
if (reduceClassName != null) {
|
||||
Class<?> reduceClass = Class.forName(reduceClassName);
|
||||
if (ChainReducer.class.isAssignableFrom(reduceClass))
|
||||
isChainJob = true;
|
||||
}
|
||||
} catch (ClassNotFoundException cnfe) {
|
||||
// don't care; assume it's not derived from ChainReducer
|
||||
}
|
||||
return isChainJob;
|
||||
}
|
||||
|
||||
/*
|
||||
private int getBlockSize() {
|
||||
String inputClassName = conf.get(MRJobConfig.INPUT_FORMAT_CLASS_ATTR);
|
||||
if (inputClassName != null) {
|
||||
Class<?> inputClass - Class.forName(inputClassName);
|
||||
if (FileInputFormat<K, V>)
|
||||
}
|
||||
}
|
||||
*/
|
||||
|
||||
public static class InitTransition
|
||||
implements MultipleArcTransition<JobImpl, JobEvent, JobState> {
|
||||
|
||||
@ -863,80 +987,7 @@ public JobState transition(JobImpl job, JobEvent event) {
|
||||
inputLength += taskSplitMetaInfo[i].getInputDataLength();
|
||||
}
|
||||
|
||||
//FIXME: need new memory criterion for uber-decision (oops, too late here;
|
||||
// until AM-resizing supported, must depend on job client to pass fat-slot needs)
|
||||
// these are no longer "system" settings, necessarily; user may override
|
||||
int sysMaxMaps = job.conf.getInt(MRJobConfig.JOB_UBERTASK_MAXMAPS, 9);
|
||||
int sysMaxReduces =
|
||||
job.conf.getInt(MRJobConfig.JOB_UBERTASK_MAXREDUCES, 1);
|
||||
long sysMaxBytes = job.conf.getLong(MRJobConfig.JOB_UBERTASK_MAXBYTES,
|
||||
job.conf.getLong("dfs.block.size", 64*1024*1024)); //FIXME: this is
|
||||
// wrong; get FS from [File?]InputFormat and default block size from that
|
||||
//long sysMemSizeForUberSlot = JobTracker.getMemSizeForReduceSlot();
|
||||
// FIXME [could use default AM-container memory size...]
|
||||
|
||||
boolean uberEnabled =
|
||||
job.conf.getBoolean(MRJobConfig.JOB_UBERTASK_ENABLE, false);
|
||||
boolean smallNumMapTasks = (job.numMapTasks <= sysMaxMaps);
|
||||
boolean smallNumReduceTasks = (job.numReduceTasks <= sysMaxReduces);
|
||||
boolean smallInput = (inputLength <= sysMaxBytes);
|
||||
boolean smallMemory = true; //FIXME (see above)
|
||||
// ignoring overhead due to UberTask and statics as negligible here:
|
||||
// FIXME && (Math.max(memoryPerMap, memoryPerReduce) <= sysMemSizeForUberSlot
|
||||
// || sysMemSizeForUberSlot == JobConf.DISABLED_MEMORY_LIMIT)
|
||||
boolean notChainJob = !isChainJob(job.conf);
|
||||
|
||||
// User has overall veto power over uberization, or user can modify
|
||||
// limits (overriding system settings and potentially shooting
|
||||
// themselves in the head). Note that ChainMapper/Reducer are
|
||||
// fundamentally incompatible with MR-1220; they employ a blocking
|
||||
|
||||
// User has overall veto power over uberization, or user can modify
|
||||
// limits (overriding system settings and potentially shooting
|
||||
// themselves in the head). Note that ChainMapper/Reducer are
|
||||
// fundamentally incompatible with MR-1220; they employ a blocking
|
||||
// queue between the maps/reduces and thus require parallel execution,
|
||||
// while "uber-AM" (MR AM + LocalContainerLauncher) loops over tasks
|
||||
// and thus requires sequential execution.
|
||||
job.isUber = uberEnabled && smallNumMapTasks && smallNumReduceTasks
|
||||
&& smallInput && smallMemory && notChainJob;
|
||||
|
||||
if (job.isUber) {
|
||||
LOG.info("Uberizing job " + job.jobId + ": " + job.numMapTasks + "m+"
|
||||
+ job.numReduceTasks + "r tasks (" + inputLength
|
||||
+ " input bytes) will run sequentially on single node.");
|
||||
//TODO: also note which node?
|
||||
|
||||
// make sure reduces are scheduled only after all map are completed
|
||||
job.conf.setFloat(MRJobConfig.COMPLETED_MAPS_FOR_REDUCE_SLOWSTART,
|
||||
1.0f);
|
||||
// uber-subtask attempts all get launched on same node; if one fails,
|
||||
// probably should retry elsewhere, i.e., move entire uber-AM: ergo,
|
||||
// limit attempts to 1 (or at most 2? probably not...)
|
||||
job.conf.setInt(MRJobConfig.MAP_MAX_ATTEMPTS, 1);
|
||||
job.conf.setInt(MRJobConfig.REDUCE_MAX_ATTEMPTS, 1);
|
||||
|
||||
// disable speculation: makes no sense to speculate an entire job
|
||||
//canSpeculateMaps = canSpeculateReduces = false; // [TODO: in old
|
||||
//version, ultimately was from conf.getMapSpeculativeExecution(),
|
||||
//conf.getReduceSpeculativeExecution()]
|
||||
} else {
|
||||
StringBuilder msg = new StringBuilder();
|
||||
msg.append("Not uberizing ").append(job.jobId).append(" because:");
|
||||
if (!uberEnabled)
|
||||
msg.append(" not enabled;");
|
||||
if (!smallNumMapTasks)
|
||||
msg.append(" too many maps;");
|
||||
if (!smallNumReduceTasks)
|
||||
msg.append(" too many reduces;");
|
||||
if (!smallInput)
|
||||
msg.append(" too much input;");
|
||||
if (!smallMemory)
|
||||
msg.append(" too much RAM;");
|
||||
if (!notChainJob)
|
||||
msg.append(" chainjob");
|
||||
LOG.info(msg.toString());
|
||||
}
|
||||
job.makeUberDecision(inputLength);
|
||||
|
||||
job.taskAttemptCompletionEvents =
|
||||
new ArrayList<TaskAttemptCompletionEvent>(
|
||||
@ -1008,35 +1059,6 @@ protected void setup(JobImpl job) throws IOException {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* ChainMapper and ChainReducer must execute in parallel, so they're not
|
||||
* compatible with uberization/LocalContainerLauncher (100% sequential).
|
||||
*/
|
||||
boolean isChainJob(Configuration conf) {
|
||||
boolean isChainJob = false;
|
||||
try {
|
||||
String mapClassName = conf.get(MRJobConfig.MAP_CLASS_ATTR);
|
||||
if (mapClassName != null) {
|
||||
Class<?> mapClass = Class.forName(mapClassName);
|
||||
if (ChainMapper.class.isAssignableFrom(mapClass))
|
||||
isChainJob = true;
|
||||
}
|
||||
} catch (ClassNotFoundException cnfe) {
|
||||
// don't care; assume it's not derived from ChainMapper
|
||||
}
|
||||
try {
|
||||
String reduceClassName = conf.get(MRJobConfig.REDUCE_CLASS_ATTR);
|
||||
if (reduceClassName != null) {
|
||||
Class<?> reduceClass = Class.forName(reduceClassName);
|
||||
if (ChainReducer.class.isAssignableFrom(reduceClass))
|
||||
isChainJob = true;
|
||||
}
|
||||
} catch (ClassNotFoundException cnfe) {
|
||||
// don't care; assume it's not derived from ChainReducer
|
||||
}
|
||||
return isChainJob;
|
||||
}
|
||||
|
||||
private void createMapTasks(JobImpl job, long inputLength,
|
||||
TaskSplitMetaInfo[] splits) {
|
||||
for (int i=0; i < job.numMapTasks; ++i) {
|
||||
|
||||
@ -60,8 +60,8 @@ public class LocalContainerAllocator extends RMCommunicator
|
||||
private static final Log LOG =
|
||||
LogFactory.getLog(LocalContainerAllocator.class);
|
||||
|
||||
@SuppressWarnings("rawtypes")
|
||||
private final EventHandler eventHandler;
|
||||
// private final ApplicationId appID;
|
||||
private AtomicInteger containerCount = new AtomicInteger();
|
||||
private long retryInterval;
|
||||
private long retrystartTime;
|
||||
@ -73,8 +73,6 @@ public LocalContainerAllocator(ClientService clientService,
|
||||
AppContext context) {
|
||||
super(clientService, context);
|
||||
this.eventHandler = context.getEventHandler();
|
||||
// this.appID = context.getApplicationID();
|
||||
|
||||
}
|
||||
|
||||
@Override
|
||||
@ -88,6 +86,7 @@ public void init(Configuration conf) {
|
||||
retrystartTime = System.currentTimeMillis();
|
||||
}
|
||||
|
||||
@SuppressWarnings("unchecked")
|
||||
@Override
|
||||
protected synchronized void heartbeat() throws Exception {
|
||||
AllocateRequest allocateRequest = BuilderUtils.newAllocateRequest(
|
||||
@ -124,6 +123,7 @@ protected synchronized void heartbeat() throws Exception {
|
||||
}
|
||||
}
|
||||
|
||||
@SuppressWarnings("unchecked")
|
||||
@Override
|
||||
public void handle(ContainerAllocatorEvent event) {
|
||||
if (event.getType() == ContainerAllocator.EventType.CONTAINER_REQ) {
|
||||
|
||||
@ -21,6 +21,7 @@
|
||||
import java.io.IOException;
|
||||
import java.security.PrivilegedAction;
|
||||
import java.util.Map;
|
||||
import java.util.concurrent.atomic.AtomicBoolean;
|
||||
|
||||
import org.apache.commons.logging.Log;
|
||||
import org.apache.commons.logging.LogFactory;
|
||||
@ -65,7 +66,7 @@ public abstract class RMCommunicator extends AbstractService {
|
||||
private int rmPollInterval;//millis
|
||||
protected ApplicationId applicationId;
|
||||
protected ApplicationAttemptId applicationAttemptId;
|
||||
private volatile boolean stopped;
|
||||
private AtomicBoolean stopped;
|
||||
protected Thread allocatorThread;
|
||||
protected EventHandler eventHandler;
|
||||
protected AMRMProtocol scheduler;
|
||||
@ -88,6 +89,7 @@ public RMCommunicator(ClientService clientService, AppContext context) {
|
||||
this.eventHandler = context.getEventHandler();
|
||||
this.applicationId = context.getApplicationID();
|
||||
this.applicationAttemptId = context.getApplicationAttemptId();
|
||||
this.stopped = new AtomicBoolean(false);
|
||||
}
|
||||
|
||||
@Override
|
||||
@ -213,7 +215,10 @@ protected Resource getMaxContainerCapability() {
|
||||
|
||||
@Override
|
||||
public void stop() {
|
||||
stopped = true;
|
||||
if (stopped.getAndSet(true)) {
|
||||
// return if already stopped
|
||||
return;
|
||||
}
|
||||
allocatorThread.interrupt();
|
||||
try {
|
||||
allocatorThread.join();
|
||||
@ -228,7 +233,7 @@ protected void startAllocatorThread() {
|
||||
allocatorThread = new Thread(new Runnable() {
|
||||
@Override
|
||||
public void run() {
|
||||
while (!stopped && !Thread.currentThread().isInterrupted()) {
|
||||
while (!stopped.get() && !Thread.currentThread().isInterrupted()) {
|
||||
try {
|
||||
Thread.sleep(rmPollInterval);
|
||||
try {
|
||||
|
||||
@ -183,6 +183,7 @@ private void verifyJobReport(JobReport jr) {
|
||||
Assert.assertEquals(1, amInfo.getContainerId().getApplicationAttemptId()
|
||||
.getAttemptId());
|
||||
Assert.assertTrue(amInfo.getStartTime() > 0);
|
||||
Assert.assertEquals(false, jr.isUber());
|
||||
}
|
||||
|
||||
private void verifyTaskAttemptReport(TaskAttemptReport tar) {
|
||||
|
||||
@ -118,7 +118,7 @@ public void testSimple() throws Exception {
|
||||
Job mockJob = mock(Job.class);
|
||||
when(mockJob.getReport()).thenReturn(
|
||||
MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null));
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null, false));
|
||||
MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
|
||||
appAttemptId, mockJob);
|
||||
|
||||
@ -195,7 +195,7 @@ public void testResource() throws Exception {
|
||||
Job mockJob = mock(Job.class);
|
||||
when(mockJob.getReport()).thenReturn(
|
||||
MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null));
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null, false));
|
||||
MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
|
||||
appAttemptId, mockJob);
|
||||
|
||||
@ -261,7 +261,7 @@ public void testMapReduceScheduling() throws Exception {
|
||||
Job mockJob = mock(Job.class);
|
||||
when(mockJob.getReport()).thenReturn(
|
||||
MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null));
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null, false));
|
||||
MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
|
||||
appAttemptId, mockJob);
|
||||
|
||||
@ -375,7 +375,7 @@ void setProgress(float setupProgress, float mapProgress,
|
||||
public JobReport getReport() {
|
||||
return MRBuilderUtils.newJobReport(this.jobId, "job", "user",
|
||||
JobState.RUNNING, 0, 0, 0, this.setupProgress, this.mapProgress,
|
||||
this.reduceProgress, this.cleanupProgress, "jobfile", null);
|
||||
this.reduceProgress, this.cleanupProgress, "jobfile", null, false);
|
||||
}
|
||||
}
|
||||
|
||||
@ -511,7 +511,7 @@ public void testBlackListedNodes() throws Exception {
|
||||
Job mockJob = mock(Job.class);
|
||||
when(mockJob.getReport()).thenReturn(
|
||||
MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null));
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null, false));
|
||||
MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
|
||||
appAttemptId, mockJob);
|
||||
|
||||
@ -610,7 +610,7 @@ public void testBlackListedNodesWithSchedulingToThatNode() throws Exception {
|
||||
Job mockJob = mock(Job.class);
|
||||
when(mockJob.getReport()).thenReturn(
|
||||
MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null));
|
||||
0, 0, 0, 0, 0, 0, "jobfile", null, false));
|
||||
MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
|
||||
appAttemptId, mockJob);
|
||||
|
||||
|
||||
@ -288,7 +288,7 @@ public static JobStatus fromYarn(JobReport jobreport, String trackingUrl) {
|
||||
.getMapProgress(), jobreport.getReduceProgress(), jobreport
|
||||
.getCleanupProgress(), fromYarn(jobreport.getJobState()),
|
||||
jobPriority, jobreport.getUser(), jobreport.getJobName(), jobreport
|
||||
.getJobFile(), trackingUrl);
|
||||
.getJobFile(), trackingUrl, jobreport.isUber());
|
||||
jobStatus.setFailureInfo(jobreport.getDiagnostics());
|
||||
return jobStatus;
|
||||
}
|
||||
@ -421,7 +421,7 @@ public static JobStatus fromYarn(ApplicationReport application,
|
||||
TypeConverter.fromYarn(application.getYarnApplicationState()),
|
||||
org.apache.hadoop.mapreduce.JobPriority.NORMAL,
|
||||
application.getUser(), application.getName(),
|
||||
application.getQueue(), jobFile, trackingUrl
|
||||
application.getQueue(), jobFile, trackingUrl, false
|
||||
);
|
||||
jobStatus.setSchedulingInfo(trackingUrl); // Set AM tracking url
|
||||
jobStatus.setStartTime(application.getStartTime());
|
||||
|
||||
@ -36,6 +36,7 @@ public interface JobReport {
|
||||
public abstract String getDiagnostics();
|
||||
public abstract String getJobFile();
|
||||
public abstract List<AMInfo> getAMInfos();
|
||||
public abstract boolean isUber();
|
||||
|
||||
public abstract void setJobId(JobId jobId);
|
||||
public abstract void setJobState(JobState jobState);
|
||||
@ -52,4 +53,5 @@ public interface JobReport {
|
||||
public abstract void setDiagnostics(String diagnostics);
|
||||
public abstract void setJobFile(String jobFile);
|
||||
public abstract void setAMInfos(List<AMInfo> amInfos);
|
||||
public abstract void setIsUber(boolean isUber);
|
||||
}
|
||||
|
||||
@ -332,4 +332,16 @@ private JobStateProto convertToProtoFormat(JobState e) {
|
||||
private JobState convertFromProtoFormat(JobStateProto e) {
|
||||
return MRProtoUtils.convertFromProtoFormat(e);
|
||||
}
|
||||
|
||||
@Override
|
||||
public synchronized boolean isUber() {
|
||||
JobReportProtoOrBuilder p = viaProto ? proto : builder;
|
||||
return p.getIsUber();
|
||||
}
|
||||
|
||||
@Override
|
||||
public synchronized void setIsUber(boolean isUber) {
|
||||
maybeInitBuilder();
|
||||
builder.setIsUber(isUber);
|
||||
}
|
||||
}
|
||||
|
||||
@ -60,7 +60,8 @@ public static TaskAttemptId newTaskAttemptId(TaskId taskId, int attemptId) {
|
||||
public static JobReport newJobReport(JobId jobId, String jobName,
|
||||
String userName, JobState state, long submitTime, long startTime, long finishTime,
|
||||
float setupProgress, float mapProgress, float reduceProgress,
|
||||
float cleanupProgress, String jobFile, List<AMInfo> amInfos) {
|
||||
float cleanupProgress, String jobFile, List<AMInfo> amInfos,
|
||||
boolean isUber) {
|
||||
JobReport report = Records.newRecord(JobReport.class);
|
||||
report.setJobId(jobId);
|
||||
report.setJobName(jobName);
|
||||
@ -75,6 +76,7 @@ public static JobReport newJobReport(JobId jobId, String jobName,
|
||||
report.setReduceProgress(reduceProgress);
|
||||
report.setJobFile(jobFile);
|
||||
report.setAMInfos(amInfos);
|
||||
report.setIsUber(isUber);
|
||||
return report;
|
||||
}
|
||||
|
||||
|
||||
@ -152,6 +152,7 @@ message JobReportProto {
|
||||
optional string jobFile = 13;
|
||||
repeated AMInfoProto am_infos = 14;
|
||||
optional int64 submit_time = 15;
|
||||
optional bool is_uber = 16 [default = false];
|
||||
}
|
||||
|
||||
message AMInfoProto {
|
||||
|
||||
@ -97,7 +97,7 @@ public JobStatus(JobID jobid, float mapProgress, float reduceProgress,
|
||||
String user, String jobName,
|
||||
String jobFile, String trackingUrl) {
|
||||
this(jobid, mapProgress, reduceProgress, cleanupProgress, runState,
|
||||
JobPriority.NORMAL, user, jobName, jobFile, trackingUrl);
|
||||
JobPriority.NORMAL, user, jobName, jobFile, trackingUrl);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -135,7 +135,8 @@ public JobStatus(JobID jobid, float mapProgress, float reduceProgress,
|
||||
String user, String jobName, String jobFile,
|
||||
String trackingUrl) {
|
||||
this(jobid, 0.0f, mapProgress, reduceProgress,
|
||||
cleanupProgress, runState, jp, user, jobName, jobFile, trackingUrl);
|
||||
cleanupProgress, runState, jp, user, jobName, jobFile,
|
||||
trackingUrl);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -157,10 +158,32 @@ public JobStatus(JobID jobid, float setupProgress, float mapProgress,
|
||||
int runState, JobPriority jp, String user, String jobName,
|
||||
String jobFile, String trackingUrl) {
|
||||
this(jobid, setupProgress, mapProgress, reduceProgress, cleanupProgress,
|
||||
runState, jp,
|
||||
user, jobName, "default", jobFile, trackingUrl);
|
||||
runState, jp, user, jobName, "default", jobFile, trackingUrl);
|
||||
}
|
||||
|
||||
/**
|
||||
* Create a job status object for a given jobid.
|
||||
* @param jobid The jobid of the job
|
||||
* @param setupProgress The progress made on the setup
|
||||
* @param mapProgress The progress made on the maps
|
||||
* @param reduceProgress The progress made on the reduces
|
||||
* @param cleanupProgress The progress made on the cleanup
|
||||
* @param runState The current state of the job
|
||||
* @param jp Priority of the job.
|
||||
* @param user userid of the person who submitted the job.
|
||||
* @param jobName user-specified job name.
|
||||
* @param jobFile job configuration file.
|
||||
* @param trackingUrl link to the web-ui for details of the job.
|
||||
* @param isUber Whether job running in uber mode
|
||||
*/
|
||||
public JobStatus(JobID jobid, float setupProgress, float mapProgress,
|
||||
float reduceProgress, float cleanupProgress,
|
||||
int runState, JobPriority jp, String user, String jobName,
|
||||
String jobFile, String trackingUrl, boolean isUber) {
|
||||
this(jobid, setupProgress, mapProgress, reduceProgress, cleanupProgress,
|
||||
runState, jp, user, jobName, "default", jobFile, trackingUrl, isUber);
|
||||
}
|
||||
|
||||
/**
|
||||
* Create a job status object for a given jobid.
|
||||
* @param jobid The jobid of the job
|
||||
@ -181,11 +204,36 @@ public JobStatus(JobID jobid, float setupProgress, float mapProgress,
|
||||
int runState, JobPriority jp,
|
||||
String user, String jobName, String queue,
|
||||
String jobFile, String trackingUrl) {
|
||||
super(jobid, setupProgress, mapProgress, reduceProgress, cleanupProgress,
|
||||
getEnum(runState), org.apache.hadoop.mapreduce.JobPriority.valueOf(jp.name()),
|
||||
user, jobName, queue, jobFile, trackingUrl);
|
||||
this(jobid, setupProgress, mapProgress, reduceProgress, cleanupProgress,
|
||||
runState, jp,
|
||||
user, jobName, queue, jobFile, trackingUrl, false);
|
||||
}
|
||||
|
||||
/**
|
||||
* Create a job status object for a given jobid.
|
||||
* @param jobid The jobid of the job
|
||||
* @param setupProgress The progress made on the setup
|
||||
* @param mapProgress The progress made on the maps
|
||||
* @param reduceProgress The progress made on the reduces
|
||||
* @param cleanupProgress The progress made on the cleanup
|
||||
* @param runState The current state of the job
|
||||
* @param jp Priority of the job.
|
||||
* @param user userid of the person who submitted the job.
|
||||
* @param jobName user-specified job name.
|
||||
* @param queue job queue name.
|
||||
* @param jobFile job configuration file.
|
||||
* @param trackingUrl link to the web-ui for details of the job.
|
||||
* @param isUber Whether job running in uber mode
|
||||
*/
|
||||
public JobStatus(JobID jobid, float setupProgress, float mapProgress,
|
||||
float reduceProgress, float cleanupProgress,
|
||||
int runState, JobPriority jp,
|
||||
String user, String jobName, String queue,
|
||||
String jobFile, String trackingUrl, boolean isUber) {
|
||||
super(jobid, setupProgress, mapProgress, reduceProgress, cleanupProgress,
|
||||
getEnum(runState), org.apache.hadoop.mapreduce.JobPriority.valueOf(jp.name()),
|
||||
user, jobName, queue, jobFile, trackingUrl, isUber);
|
||||
}
|
||||
|
||||
public static JobStatus downgrade(org.apache.hadoop.mapreduce.JobStatus stat){
|
||||
JobStatus old = new JobStatus(JobID.downgrade(stat.getJobID()),
|
||||
@ -193,7 +241,7 @@ public static JobStatus downgrade(org.apache.hadoop.mapreduce.JobStatus stat){
|
||||
stat.getCleanupProgress(), stat.getState().getValue(),
|
||||
JobPriority.valueOf(stat.getPriority().name()),
|
||||
stat.getUsername(), stat.getJobName(), stat.getJobFile(),
|
||||
stat.getTrackingUrl());
|
||||
stat.getTrackingUrl(), stat.isUber());
|
||||
old.setStartTime(stat.getStartTime());
|
||||
old.setFinishTime(stat.getFinishTime());
|
||||
old.setSchedulingInfo(stat.getSchedulingInfo());
|
||||
|
||||
@ -467,6 +467,7 @@ public String toString() {
|
||||
sb.append("Job File: ").append(status.getJobFile()).append("\n");
|
||||
sb.append("Job Tracking URL : ").append(status.getTrackingUrl());
|
||||
sb.append("\n");
|
||||
sb.append("Uber job : ").append(status.isUber()).append("\n");
|
||||
sb.append("map() completion: ");
|
||||
sb.append(status.getMapProgress()).append("\n");
|
||||
sb.append("reduce() completion: ");
|
||||
@ -1268,12 +1269,20 @@ public boolean monitorAndPrintJob()
|
||||
Job.getProgressPollInterval(clientConf);
|
||||
/* make sure to report full progress after the job is done */
|
||||
boolean reportedAfterCompletion = false;
|
||||
boolean reportedUberMode = false;
|
||||
while (!isComplete() || !reportedAfterCompletion) {
|
||||
if (isComplete()) {
|
||||
reportedAfterCompletion = true;
|
||||
} else {
|
||||
Thread.sleep(progMonitorPollIntervalMillis);
|
||||
}
|
||||
if (status.getState() == JobStatus.State.PREP) {
|
||||
continue;
|
||||
}
|
||||
if (!reportedUberMode) {
|
||||
reportedUberMode = true;
|
||||
LOG.info("Job " + jobId + " running in uber mode : " + isUber());
|
||||
}
|
||||
String report =
|
||||
(" map " + StringUtils.formatPercent(mapProgress(), 0)+
|
||||
" reduce " +
|
||||
@ -1497,4 +1506,10 @@ public static void setTaskOutputFilter(Configuration conf,
|
||||
conf.set(Job.OUTPUT_FILTER, newValue.toString());
|
||||
}
|
||||
|
||||
public boolean isUber() throws IOException, InterruptedException {
|
||||
ensureState(JobState.RUNNING);
|
||||
updateStatus();
|
||||
return status.isUber();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
@ -97,7 +97,7 @@ public int getValue() {
|
||||
private int usedMem;
|
||||
private int reservedMem;
|
||||
private int neededMem;
|
||||
|
||||
private boolean isUber;
|
||||
|
||||
/**
|
||||
*/
|
||||
@ -123,7 +123,7 @@ public JobStatus(JobID jobid, float setupProgress, float mapProgress,
|
||||
State runState, JobPriority jp, String user, String jobName,
|
||||
String jobFile, String trackingUrl) {
|
||||
this(jobid, setupProgress, mapProgress, reduceProgress, cleanupProgress,
|
||||
runState, jp, user, jobName, "default", jobFile, trackingUrl);
|
||||
runState, jp, user, jobName, "default", jobFile, trackingUrl, false);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -146,6 +146,31 @@ public JobStatus(JobID jobid, float setupProgress, float mapProgress,
|
||||
State runState, JobPriority jp,
|
||||
String user, String jobName, String queue,
|
||||
String jobFile, String trackingUrl) {
|
||||
this(jobid, setupProgress, mapProgress, reduceProgress, cleanupProgress,
|
||||
runState, jp, user, jobName, queue, jobFile, trackingUrl, false);
|
||||
}
|
||||
|
||||
/**
|
||||
* Create a job status object for a given jobid.
|
||||
* @param jobid The jobid of the job
|
||||
* @param setupProgress The progress made on the setup
|
||||
* @param mapProgress The progress made on the maps
|
||||
* @param reduceProgress The progress made on the reduces
|
||||
* @param cleanupProgress The progress made on the cleanup
|
||||
* @param runState The current state of the job
|
||||
* @param jp Priority of the job.
|
||||
* @param user userid of the person who submitted the job.
|
||||
* @param jobName user-specified job name.
|
||||
* @param queue queue name
|
||||
* @param jobFile job configuration file.
|
||||
* @param trackingUrl link to the web-ui for details of the job.
|
||||
* @param isUber Whether job running in uber mode
|
||||
*/
|
||||
public JobStatus(JobID jobid, float setupProgress, float mapProgress,
|
||||
float reduceProgress, float cleanupProgress,
|
||||
State runState, JobPriority jp,
|
||||
String user, String jobName, String queue,
|
||||
String jobFile, String trackingUrl, boolean isUber) {
|
||||
this.jobid = jobid;
|
||||
this.setupProgress = setupProgress;
|
||||
this.mapProgress = mapProgress;
|
||||
@ -161,6 +186,7 @@ public JobStatus(JobID jobid, float setupProgress, float mapProgress,
|
||||
this.jobName = jobName;
|
||||
this.jobFile = jobFile;
|
||||
this.trackingUrl = trackingUrl;
|
||||
this.isUber = isUber;
|
||||
}
|
||||
|
||||
|
||||
@ -411,6 +437,7 @@ public synchronized void write(DataOutput out) throws IOException {
|
||||
Text.writeString(out, jobName);
|
||||
Text.writeString(out, trackingUrl);
|
||||
Text.writeString(out, jobFile);
|
||||
out.writeBoolean(isUber);
|
||||
|
||||
// Serialize the job's ACLs
|
||||
out.writeInt(jobACLs.size());
|
||||
@ -438,6 +465,7 @@ public synchronized void readFields(DataInput in) throws IOException {
|
||||
this.jobName = Text.readString(in);
|
||||
this.trackingUrl = Text.readString(in);
|
||||
this.jobFile = Text.readString(in);
|
||||
this.isUber = in.readBoolean();
|
||||
|
||||
// De-serialize the job's ACLs
|
||||
int numACLs = in.readInt();
|
||||
@ -562,9 +590,26 @@ public void setNeededMem(int n) {
|
||||
this.neededMem = n;
|
||||
}
|
||||
|
||||
/**
|
||||
* Whether job running in uber mode
|
||||
* @return job in uber-mode
|
||||
*/
|
||||
public synchronized boolean isUber() {
|
||||
return isUber;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set uber-mode flag
|
||||
* @param isUber Whether job running in uber-mode
|
||||
*/
|
||||
public synchronized void setUber(boolean isUber) {
|
||||
this.isUber = isUber;
|
||||
}
|
||||
|
||||
public String toString() {
|
||||
StringBuffer buffer = new StringBuffer();
|
||||
buffer.append("job-id : " + jobid);
|
||||
buffer.append("uber-mode : " + isUber);
|
||||
buffer.append("map-progress : " + mapProgress);
|
||||
buffer.append("reduce-progress : " + reduceProgress);
|
||||
buffer.append("cleanup-progress : " + cleanupProgress);
|
||||
|
||||
@ -150,6 +150,10 @@ public interface MRJobConfig {
|
||||
|
||||
public static final String NUM_REDUCE_PROFILES = "mapreduce.task.profile.reduces";
|
||||
|
||||
public static final String TASK_MAP_PROFILE_PARAMS = "mapreduce.task.profile.map.params";
|
||||
|
||||
public static final String TASK_REDUCE_PROFILE_PARAMS = "mapreduce.task.profile.reduce.params";
|
||||
|
||||
public static final String TASK_TIMEOUT = "mapreduce.task.timeout";
|
||||
|
||||
public static final String TASK_ID = "mapreduce.task.id";
|
||||
@ -298,12 +302,6 @@ public interface MRJobConfig {
|
||||
"mapreduce.job.ubertask.maxreduces";
|
||||
public static final String JOB_UBERTASK_MAXBYTES =
|
||||
"mapreduce.job.ubertask.maxbytes";
|
||||
public static final String UBERTASK_JAVA_OPTS =
|
||||
"mapreduce.ubertask.child.java.opts"; // or mapreduce.uber.java.opts?
|
||||
public static final String UBERTASK_ULIMIT =
|
||||
"mapreduce.ubertask.child.ulimit"; // or mapreduce.uber.ulimit?
|
||||
public static final String UBERTASK_ENV =
|
||||
"mapreduce.ubertask.child.env"; // or mapreduce.uber.env?
|
||||
|
||||
public static final String MR_PREFIX = "yarn.app.mapreduce.";
|
||||
|
||||
|
||||
@ -63,17 +63,20 @@ public void setUp() throws IOException {
|
||||
when(cluster.getConf()).thenReturn(conf);
|
||||
when(cluster.getClient()).thenReturn(clientProtocol);
|
||||
JobStatus jobStatus = new JobStatus(new JobID("job_000", 1), 0f, 0f, 0f, 0f,
|
||||
State.RUNNING, JobPriority.HIGH, "tmp-user", "tmp-jobname", "tmp-jobfile", "tmp-url");
|
||||
State.RUNNING, JobPriority.HIGH, "tmp-user", "tmp-jobname",
|
||||
"tmp-jobfile", "tmp-url");
|
||||
job = Job.getInstance(cluster, jobStatus, conf);
|
||||
job = spy(job);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testJobMonitorAndPrint() throws Exception {
|
||||
JobStatus jobStatus_1 = new JobStatus(new JobID("job_000", 1), 1f, 0.1f, 0.1f, 0f,
|
||||
State.RUNNING, JobPriority.HIGH, "tmp-user", "tmp-jobname", "tmp-jobfile", "tmp-url");
|
||||
JobStatus jobStatus_2 = new JobStatus(new JobID("job_000", 1), 1f, 1f, 1f, 1f,
|
||||
State.SUCCEEDED, JobPriority.HIGH, "tmp-user", "tmp-jobname", "tmp-jobfile", "tmp-url");
|
||||
JobStatus jobStatus_1 = new JobStatus(new JobID("job_000", 1), 1f, 0.1f,
|
||||
0.1f, 0f, State.RUNNING, JobPriority.HIGH, "tmp-user", "tmp-jobname",
|
||||
"tmp-queue", "tmp-jobfile", "tmp-url", true);
|
||||
JobStatus jobStatus_2 = new JobStatus(new JobID("job_000", 1), 1f, 1f,
|
||||
1f, 1f, State.SUCCEEDED, JobPriority.HIGH, "tmp-user", "tmp-jobname",
|
||||
"tmp-queue", "tmp-jobfile", "tmp-url", true);
|
||||
|
||||
doAnswer(
|
||||
new Answer<TaskCompletionEvent[]>() {
|
||||
@ -102,15 +105,21 @@ public TaskCompletionEvent[] answer(InvocationOnMock invocation)
|
||||
String line;
|
||||
boolean foundHundred = false;
|
||||
boolean foundComplete = false;
|
||||
String match_1 = "map 100% reduce 100%";
|
||||
String match_2 = "completed successfully";
|
||||
boolean foundUber = false;
|
||||
String match_1 = "uber mode : true";
|
||||
String match_2 = "map 100% reduce 100%";
|
||||
String match_3 = "completed successfully";
|
||||
while ((line = r.readLine()) != null) {
|
||||
foundHundred = line.contains(match_1);
|
||||
if (line.contains(match_1)) {
|
||||
foundUber = true;
|
||||
}
|
||||
foundHundred = line.contains(match_2);
|
||||
if (foundHundred)
|
||||
break;
|
||||
}
|
||||
line = r.readLine();
|
||||
foundComplete = line.contains(match_2);
|
||||
foundComplete = line.contains(match_3);
|
||||
assertTrue(foundUber);
|
||||
assertTrue(foundHundred);
|
||||
assertTrue(foundComplete);
|
||||
}
|
||||
|
||||
@ -107,6 +107,7 @@ public CompletedJob(Configuration conf, JobId jobId, Path historyFile,
|
||||
report.setTrackingUrl(JobHistoryUtils.getHistoryUrl(conf, TypeConverter
|
||||
.toYarn(TypeConverter.fromYarn(jobId)).getAppId()));
|
||||
report.setAMInfos(getAMInfos());
|
||||
report.setIsUber(isUber());
|
||||
}
|
||||
|
||||
@Override
|
||||
|
||||
@ -168,7 +168,7 @@ public void testReconnectOnAMRestart() throws IOException {
|
||||
GetJobReportResponse jobReportResponse1 = mock(GetJobReportResponse.class);
|
||||
when(jobReportResponse1.getJobReport()).thenReturn(
|
||||
MRBuilderUtils.newJobReport(jobId, "jobName-firstGen", "user",
|
||||
JobState.RUNNING, 0, 0, 0, 0, 0, 0, 0, "anything", null));
|
||||
JobState.RUNNING, 0, 0, 0, 0, 0, 0, 0, "anything", null, false));
|
||||
|
||||
// First AM returns a report with jobName firstGen and simulates AM shutdown
|
||||
// on second invocation.
|
||||
@ -180,7 +180,7 @@ public void testReconnectOnAMRestart() throws IOException {
|
||||
GetJobReportResponse jobReportResponse2 = mock(GetJobReportResponse.class);
|
||||
when(jobReportResponse2.getJobReport()).thenReturn(
|
||||
MRBuilderUtils.newJobReport(jobId, "jobName-secondGen", "user",
|
||||
JobState.RUNNING, 0, 0, 0, 0, 0, 0, 0, "anything", null));
|
||||
JobState.RUNNING, 0, 0, 0, 0, 0, 0, 0, "anything", null, false));
|
||||
|
||||
// Second AM generation returns a report with jobName secondGen
|
||||
MRClientProtocol secondGenAMProxy = mock(MRClientProtocol.class);
|
||||
|
||||
@ -49,6 +49,7 @@ public static void setup() throws IOException {
|
||||
}
|
||||
|
||||
@Override
|
||||
@Test
|
||||
public void testSleepJob()
|
||||
throws IOException, InterruptedException, ClassNotFoundException {
|
||||
if (mrCluster != null) {
|
||||
@ -84,6 +85,7 @@ protected void verifySleepJobCounters(Job job) throws InterruptedException,
|
||||
}
|
||||
|
||||
@Override
|
||||
@Test
|
||||
public void testRandomWriter()
|
||||
throws IOException, InterruptedException, ClassNotFoundException {
|
||||
super.testRandomWriter();
|
||||
@ -101,6 +103,7 @@ protected void verifyRandomWriterCounters(Job job)
|
||||
}
|
||||
|
||||
@Override
|
||||
@Test
|
||||
public void testFailingMapper()
|
||||
throws IOException, InterruptedException, ClassNotFoundException {
|
||||
LOG.info("\n\n\nStarting uberized testFailingMapper().");
|
||||
|
||||
Loading…
Reference in New Issue
Block a user