getProgressFunc func() (int64, int64)
	bytesReturned   int64

	payloadBuffer      []byte
	payloadBufferIndex int
	payloadCh          chan *bytes.Buffer

	finBytesScanned, finBytesProcessed int64

	errCh  chan []byte
	doneCh chan struct{}
}

func (writer *messageWriter) write(data []byte) bool {
	if _, err := writer.writer.Write(data); err != nil {
		return false
	}

					}
				}
			}
		}
		if err := <-errCh; err != nil {
			sendErr(err)
		}
	}()
	go func() {
		defer close(errCh)
		// Merge all entries from all disks.
		// We leave quorum at 1, since entries are already resolved to have the desired quorum.
		// mergeEntryChannels will close 'merged' channel upon completion or cancellation.
		errCh <- mergeEntryChannels(ctx, entries, merged, 1)
	}()