HADOOP-18416. fix ITestS3AIOStatisticsContext test failure (#4931)

Follow on to HADOOP-17461.

Contributed by: Mehakmeet Singh
This commit is contained in:
Mehakmeet Singh 2022-09-28 14:17:56 +05:30 committed by GitHub
parent dea018ef23
commit e5a566c91f
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2 changed files with 17 additions and 0 deletions

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@ -42,6 +42,7 @@
import static org.apache.hadoop.fs.contract.ContractTestUtils.assertCapabilities;
import static org.apache.hadoop.fs.contract.ContractTestUtils.dataset;
import static org.apache.hadoop.fs.contract.ContractTestUtils.writeDataset;
import static org.apache.hadoop.fs.s3a.S3ATestUtils.disablePrefetching;
import static org.apache.hadoop.fs.statistics.IOStatisticAssertions.assertThatStatisticCounter;
import static org.apache.hadoop.fs.statistics.IOStatisticAssertions.verifyStatisticCounterValue;
import static org.apache.hadoop.fs.statistics.StreamStatisticNames.STREAM_READ_BYTES;
@ -67,6 +68,7 @@ public class ITestS3AIOStatisticsContext extends AbstractS3ATestBase {
@Override
protected Configuration createConfiguration() {
Configuration configuration = super.createConfiguration();
disablePrefetching(configuration);
enableIOStatisticsContext();
return configuration;
}
@ -253,6 +255,7 @@ public void testThreadIOStatisticsForDifferentThreads()
// Worker thread work and wait for it to finish.
TestWorkerThread workerThread = new TestWorkerThread(path, null);
long workerThreadID = workerThread.getId();
LOG.info("Worker thread ID: {} ", workerThreadID);
workerThread.start();
workerThread.join();
@ -463,6 +466,8 @@ private class TestWorkerThread extends Thread implements Runnable {
@Override
public void run() {
// Setting the worker thread's name.
Thread.currentThread().setName("worker thread");
S3AFileSystem fs = getFileSystem();
byte[] data = new byte[BYTES_SMALL];
@ -470,6 +475,9 @@ public void run() {
if (ioStatisticsContext != null) {
IOStatisticsContext.setThreadIOStatisticsContext(ioStatisticsContext);
}
// Storing context in a field to not lose the reference in a GC.
IOStatisticsContext ioStatisticsContextWorkerThread =
getCurrentIOStatisticsContext();
// Write in the worker thread.
try (FSDataOutputStream out = fs.create(workerThreadPath)) {

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@ -1488,4 +1488,13 @@ public static S3AInputStream getS3AInputStream(
throw new AssertionError("Not an S3AInputStream: " + inner);
}
}
/**
* Disable Prefetching streams from S3AFileSystem in tests.
* @param conf Configuration to remove the prefetch property from.
*/
public static void disablePrefetching(Configuration conf) {
// TODO: Reinstate once HADOOP-18028 is merged.
// removeBaseAndBucketOverrides(conf, PREFETCH_ENABLED_KEY);
}
}