// dynamic sleeper to avoid thundering herd for trash folder expunge routine
	deleteCleanupSleeper = newDynamicSleeper(5, 25*time.Millisecond, false)

	// dynamic sleeper for multipart expiration routine
	deleteMultipartCleanupSleeper = newDynamicSleeper(5, 25*time.Millisecond, false)

	// Is MINIO_SYNC_BOOT set?
	globalEnableSyncBoot bool

    assertThat(iia1.subArray(1, 1)).isSameInstanceAs(ImmutableIntArray.of());
    assertThat(iia1.subArray(0, 1).asList()).containsExactly(5);
    assertThat(iia3.subArray(0, 2).asList()).containsExactly(5, 25).inOrder();
    assertThat(iia3.subArray(1, 3).asList()).containsExactly(25, 125).inOrder();

    assertThrows(IndexOutOfBoundsException.class, () -> iia3.subArray(-1, 1));