Integer key = keys.get(random.nextInt(nKeys));
      // This range is [-5, 4] - slight negative bias so we often hit zero, which brings the
      // auto-removal of zeroes into play.
      int delta = random.nextInt(10) - 5;
      blah += delta;
      if (delta >= 0) {
        multiset.add(key, delta);
      } else {
        multiset.remove(key, -delta);
      }
    }
    return blah;
  }

        request.setSmbCreateFlags(flags);

        byte[] buffer = new byte[1024];
        request.writeBytesWireFormat(buffer, 0);

        // Verify flags are written at correct offset (8-15)
        long readFlags = 0;
        for (int i = 0; i < 8; i++) {
            readFlags |= ((long) (buffer[8 + i] & 0xFF)) << (i * 8);
        }
        assertEquals(flags, readFlags);
    }

    @Test

- Modify directory listing operations for caching
- Update change notification handling

---

### Phase 5: RDMA (SMB Direct) Support
**Priority: LOW** | **Estimated Effort: 8-10 weeks**

RDMA provides high-speed, low-latency data transfer for supported network adapters.

#### 5.1 Core RDMA Infrastructure
```
Package: jcifs.internal.smb2.rdma

    List<Integer> list = newArrayList(1, 1, 1, 1, 2, 2, 3);
    Collection<List<Integer>> permutations =
        Collections2.orderedPermutations(list, Ordering.natural());

    assertPermutationsCount(105, permutations);
  }

  public void testOrderedPermutationSetSizeOverflow() {
    // 12 elements won't overflow
    assertEquals(
        479001600 /*12!*/,

        "U4.20", // #2
        "R0.00, R1.75, R1.26", // #3, after that the rate changes
        "R0.76", // #4, this is what the throttling would be with the old rate
        "R0.20, R0.10, R0.10, R0.10", // #5
        "U4.10", // #6
        "R0.00, R0.94, R0.81, R0.69, R0.57, R0.44, R0.32", // #7
        "R0.20, R0.10, R0.10, R0.10"); // #7 (cont.), note, this matches #5
  }

  public void testBurstyAndUpdate() {

        "U4.20", // #2
        "R0.00, R1.75, R1.26", // #3, after that the rate changes
        "R0.76", // #4, this is what the throttling would be with the old rate
        "R0.20, R0.10, R0.10, R0.10", // #5
        "U4.10", // #6
        "R0.00, R0.94, R0.81, R0.69, R0.57, R0.44, R0.32", // #7
        "R0.20, R0.10, R0.10, R0.10"); // #7 (cont.), note, this matches #5
  }

  public void testBurstyAndUpdate() {

// Provide a block size that affects latency. If 0 a default of 128KiB will be used.
// Block size can be up to 4MiB.
func newMetacacheWriter(out io.Writer, blockSize int) *metacacheWriter {
	if blockSize < 8<<10 {
		blockSize = 128 << 10
	}
	w := metacacheWriter{
		mw:        nil,
		blockSize: blockSize,
	}
	w.creator = func() error {
		s2w := s2.NewWriter(out, s2.WriterBlockSize(blockSize), s2.WriterConcurrency(2))

        assertFalse(restriction.isUpperBoundInclusive(), CHECK_UPPER_BOUND_INCLUSIVE);

        range1 = VersionRange.createFromVersionSpec("(,1.0], [1.1,)");
        range2 = VersionRange.createFromVersionSpec("1.0.5");
        mergedRange = range1.restrict(range2);
        assertNull(mergedRange.getRecommendedVersion(), CHECK_VERSION_RECOMMENDATION);
        restrictions = mergedRange.getRestrictions();

pkg syscall (freebsd-386), const SO_DONTROUTE = 16
pkg syscall (freebsd-386), const SO_ERROR = 4103
pkg syscall (freebsd-386), const SO_KEEPALIVE = 8
pkg syscall (freebsd-386), const SO_LABEL = 4105
pkg syscall (freebsd-386), const SO_LINGER = 128
pkg syscall (freebsd-386), const SO_LISTENINCQLEN = 4115
pkg syscall (freebsd-386), const SO_LISTENQLEN = 4114
pkg syscall (freebsd-386), const SO_LISTENQLIMIT = 4113

    X88,
    X89,
    X90,
    X91,
    X92,
    X93,
    X94,
    X95,
    X96,
    X97,
    X98,
    X99,
    X100,
    X101,
    X102,
    X103,
    X104,
    X105,
    X106,
    X107,
    X108,
    X109,
    X110,
    X111,
    X112,
    X113,
    X114,
    X115,
    X116,
    X117,
    X118,
    X119,
    X120,
    X121,