blockReader.setArtificialSlowdown(1000);
blockReader.isReadLocal = false;
blockReader.isReadRackLocal = false;
blockReader.ENABLE_THROW_FOR_SLOW = true;
for (int i = 0; i < 1024; i++) {
in.readByte();
}
blockReader.setArtificialSlowdown(0);
for (int i = 1024; i < fileSize - 1; i++) {
in.readByte();