private void MessageUploadAndDownload(IEnumerable <CoreManager> coreManagers) { _callback.Invoke("----- CoreManager Message Send and Receive Test -----"); _callback.Invoke(""); var coreManagerList = coreManagers.ToList(); Parallel.ForEach(coreManagerList, coreManager => { coreManager.Resize((long)1024 * 1024 * 1024 * 32).Wait(); }); var hashList = new LockedHashSet <Hash>(); var metadataList = new LockedList <Metadata>(); Parallel.For(0, 30, new ParallelOptions() { MaxDegreeOfParallelism = 3 }, i => { var random = RandomProvider.GetThreadRandom(); using (var stream = new BufferStream(_bufferManager)) { using (var safeBuffer = _bufferManager.CreateSafeBuffer(1024 * 4)) { for (long remain = (long)1024 * 1024 * 32; remain > 0; remain = Math.Max(0, remain - safeBuffer.Value.Length)) { int length = (int)Math.Min(remain, safeBuffer.Value.Length); random.NextBytes(safeBuffer.Value); stream.Write(safeBuffer.Value, 0, length); } } stream.Seek(0, SeekOrigin.Begin); hashList.Add(new Hash(HashAlgorithm.Sha256, Sha256.ComputeHash(new WrapperStream(stream, true)))); stream.Seek(0, SeekOrigin.Begin); using (var tokenSource = new CancellationTokenSource()) { metadataList.Add(coreManagerList[i].VolatileSetStream(stream, new TimeSpan(1, 0, 0), tokenSource.Token).Result); } } }); var sw = Stopwatch.StartNew(); Parallel.ForEach(metadataList, metadata => { for (; ;) { Thread.Sleep(1000); Stream stream = null; try { stream = coreManagerList[0].VolatileGetStream(metadata, 1024 * 1024 * 256); if (stream == null) { continue; } var hash = new Hash(HashAlgorithm.Sha256, Sha256.ComputeHash(stream)); if (!hashList.Contains(hash)) { throw new ArgumentException("Broken"); } _callback.Invoke($"{sw.Elapsed.ToString("hh\\:mm\\:ss")}: Success {NetworkConverter.ToBase64UrlString(metadata.Hash.Value)}"); return; } finally { if (stream != null) { stream.Dispose(); } } } }); _callback.Invoke("----- End -----"); }