private void endAsyncWrite(AsyncDiskEntry ade, DiskRegion dr, long start) {
    pendingAsyncEnqueue.decrementAndGet();
    dr.getStats().endWrite(start, getStats().endWrite(start));

    if (!ade.versionOnly) { // for versionOnly = true ade.de will be null
      long bytesWritten = ade.de.getDiskId().getValueLength();
      dr.getStats().incWrittenBytes(bytesWritten);
    }

  }
Get serialized form of data off the disk

@since GemFire 5.7
geode-core/src/main/java/org/apache/geode/internal/cache/DiskStoreImpl.java