public unsafe void WriteObject(BinSerializer bs)
        {
            long hv   = TxnPtr.ToInt64();
            var  span = new Span <byte>(&hv, 8);

            bs.Stream.Write(span);
            bs.Write(IsAbort);
        }
        public unsafe void WriteObject(BinSerializer bs)
        {
            bs.Write(TxnPtr.ToInt64());
            bs.Write(WaitHandle.ToInt64());
            bs.Write(PartitionInfo.Flags);
            bs.Write(PartitionInfo.KeySize.ToInt32());
            var span = new ReadOnlySpan <byte>(PartitionInfo.KeyPtr.ToPointer(), PartitionInfo.KeySize.ToInt32());

            bs.Stream.Write(span);
        }