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SingularityOfferPerformanceTestRunner.java
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SingularityOfferPerformanceTestRunner.java
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package com.hubspot.singularity.scheduler;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Random;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.mesos.v1.Protos.Offer;
import org.apache.mesos.v1.Protos.TaskState;
import org.junit.Ignore;
import org.junit.Test;
import com.google.common.base.Optional;
import com.hubspot.mesos.JavaUtils;
import com.hubspot.singularity.RequestType;
import com.hubspot.singularity.SingularityRequest;
import com.hubspot.singularity.SingularityRequestBuilder;
import com.hubspot.singularity.SingularityTaskId;
import com.hubspot.singularity.SlavePlacement;
public class SingularityOfferPerformanceTestRunner extends SingularitySchedulerTestBase {
public SingularityOfferPerformanceTestRunner() {
super(false);
}
@Test(timeout = 600000L)
@Ignore
public void testSchedulerPerformance() {
long start = System.currentTimeMillis();
int numRequests = 2000;
int numOffers = 1000;
Random r = new Random();
Iterator<Double> cpuIterator = r.doubles(1, 5).iterator();
Iterator<Double> memoryIterator = r.doubles(15, 20000).iterator();
Iterator<Double> diskIterator = r.doubles(30, 50000).iterator();
for (int i = 0; i < numRequests; i++) {
SingularityRequestBuilder bldr = new SingularityRequestBuilder("request-" + i, RequestType.SERVICE);
bldr.setInstances(Optional.of(5));
bldr.setSlavePlacement(Optional.of(SlavePlacement.GREEDY));
SingularityRequest request = bldr.build();
saveRequest(request);
deployRequest(request, cpuIterator.next(), memoryIterator.next());
}
List<Offer> offers = new ArrayList<>(numOffers);
for (int i = 0; i < numOffers; i++) {
offers.add(createOffer(cpuIterator.next(), memoryIterator.next(), diskIterator.next(), "slave-" + i, "host-" + i));
}
System.out.println("Starting after " + JavaUtils.duration(start));
start = System.currentTimeMillis();
sms.resourceOffers(offers);
final long duration = System.currentTimeMillis() - start;
int activeTasks = taskManager.getActiveTaskIds().size();
System.out.println(String.format("Launched %s tasks on %s offers in %s", activeTasks, numOffers, JavaUtils.durationFromMillis(duration)));
start = System.currentTimeMillis();
CompletableFuture<Void>[] updateFutures = new CompletableFuture[taskManager.getActiveTaskIds().size()*5];
AtomicInteger i = new AtomicInteger(0);
for (SingularityTaskId taskId : taskManager.getActiveTaskIds()) {
updateFutures[i.getAndIncrement()] = CompletableFuture.supplyAsync(() -> {
statusUpdate(taskManager.getTask(taskId).get(), TaskState.TASK_STAGING);
return null;
});
updateFutures[i.getAndIncrement()] = CompletableFuture.supplyAsync(() -> {
statusUpdate(taskManager.getTask(taskId).get(), TaskState.TASK_STARTING);
return null;
});
updateFutures[i.getAndIncrement()] = CompletableFuture.supplyAsync(() -> {
statusUpdate(taskManager.getTask(taskId).get(), TaskState.TASK_RUNNING);
return null;
});
updateFutures[i.getAndIncrement()] = CompletableFuture.supplyAsync(() -> {
statusUpdate(taskManager.getTask(taskId).get(), TaskState.TASK_FAILED);
return null;
});
updateFutures[i.getAndIncrement()] = CompletableFuture.supplyAsync(() -> {
statusUpdate(taskManager.getTask(taskId).get(), TaskState.TASK_FAILED);
return null;
});
}
CompletableFuture.allOf(updateFutures).join();
System.out.println(String.format("Ran %s status updates in %s", activeTasks * 5, JavaUtils.durationFromMillis(System.currentTimeMillis() - start)));
}
}