It was found that the directory staging committer was the fastest among the three, S3A connector should be configured with the following parameters for optimal results:

```
cat ${HADOOP_CONF_DIR}/core-site.xml | kv-pairify | grep "s3a"

                    "Error while attempting to shut down the service after failure.",
                    ignored);
          }
          notifyFailed(t);
          // requireNonNull is safe now, just as it was above.
          requireNonNull(runningTask).cancel(false); // prevent future invocations.
        } finally {
          lock.unlock();
        }
      }
    }

    private final Runnable task = new Task();

        verify(smbTransport).unwrap(SmbTransport.class); // Verify that the method was called
    }

    @Test
    void testClose() throws Exception {
        // Act
        smbTransport.close();

        // Assert
        verify(smbTransport).close(); // Verify that the close method was called
    }

    @Test
    void testGetRemoteAddress() {
        // Arrange

     * This will set the state of the future to {@link OldAbstractFuture.Sync#COMPLETED} and invoke
     * the listeners if the state was successfully changed.
     *
     * @param value the value that was the result of the task.
     * @return true if the state was successfully changed.
     */
    @CanIgnoreReturnValue
    protected boolean set(@Nullable V value) {
      boolean result = sync.set(value);

     *
     * The file locator provides details about
     *
     * @return the fileLocator
     */
    SmbResourceLocator getLocator();

    /**
     * The context this file was opened with
     *
     * @return the context associated with this file
     */
    CIFSContext getContext();

    /**
     * Returns the last component of the target URL. This will

     *
     * @param scheduledJob the scheduled job that was not found
     */
    public JobNotFoundException(final ScheduledJob scheduledJob) {
        super(scheduledJob.toString());
    }

    /**
     * Constructs a new JobNotFoundException with the specified detail message.
     *
     * @param message the detail message explaining why the job was not found
     */
    public JobNotFoundException(final String message) {

       * valid value. That's the best we can do, short of holding a reference to the most recently
       * seen value. And while we *could* do that, we aren't required to: Map.Entry explicitly says
       * that behavior is undefined when the backing map is modified through another API. (It even
       * permits us to throw IllegalStateException. Maybe we should have done that, but we probably

   *
   * @param failedConnection an optional connection that was resulted in a failure. If the failure
   *     is recoverable, the connection's route may be recovered for the retry.
   */
  fun hasNext(failedConnection: RealConnection? = null): Boolean

  /**
   * Returns true if the host and port are unchanged from when this was created. This is used to

    }.also { expected ->
      assertThat(expected.message).isEqualTo("stream was reset: CANCEL")
    }
    // Close throws because buffered data wasn't flushed.
    assertFailsWith<IOException> {
      out.close()
    }
    assertThat(connection.openStreamCount()).isEqualTo(0)

    // Verify the peer received what was expected.
    val synStream = peer.takeFrame()

 *
 * @since {@code com.google.guava:failureaccess:1.0}, which was added as a dependency of Guava in
 *     Guava 27.0
 */
public final class InternalFutures {
  /**
   * Usually returns {@code null} but, if the given {@code Future} has failed, may <i>optionally</i>
   * return the cause of the failure. "Failure" means specifically "completed with an exception"; it
   * does not include "was cancelled." To be explicit: If this method returns a non-null value,