netty - The receiveBufferSize not being honored. UDP packet truncated -


Netie 4.0.24

I am passing XML on UDP. When obtaining the UPD packet, packet message is always shortened, length of 2048. However, I have tried to set some large (4096, 8192, 65536) to get the buffer shape but it is not being respected.

I have verified the UDP sender using another UDP ingestion mechanism. A standalone Java app using Java.net.DatagramSocket XML is around 45

I was able to locate the STAT DatagramSocketImpl.createChannel (line 281). To step in the EyeChannel config, I've got a buffer size of whatever I set (great), but an RCVBU Allocator 2048.

Does the RCVB Overloke Eloquent Receiver Receivers (SO_RCVBUF)? Is the message coming in many buffers?

Any feedback or alternative solutions will be highly appreciated.

I should also mention, I am using an ESB called vert.x which makes heavy use of NATI. Since I was finding out below Nati, I expected that I could get help here.

The maximum size of the incoming datagrams copied from the socket is not actually the socket option, but the socket Read () is a parameter of the function that your customers want to read datagrams every time. One advantage of this interface is that programs that accept data from unknown / different lengths can change the size of the allocated memory for optimum datagram copies, such as when they are receiving the entire datagram Do not allocate. (This is done by the implementers of the allocation / prediction code in Neti.)

On the contrary, the size of SO_RCVBUF is A buffer that keeps all the datagrams not yet read by your client.

Here is an example that the UDP service has bootstrap : 

  with netty 4.x with a fixed maximum datagram size Io.netty.bootstrap.bootstrap; Import io.netty.channel.ChannelOption; Import io.netty.channel.FixedRecvByteBufAllocator; Import io.netty.channel.nio.NioEventLoopGroup; Import io.netty.channel.socket.nio.NioDatagramChannel; Int maxDatagramSize = 4092; String bind edr = "0.0.0.0"; Int port = 1234; SimpleChannelInboundHandler & LT; Datagrampacket & gt; Handler =. . .; InetSocketAddress Address = New InetSocketAddress (Bind Aadder, Port); NioEventLoopGroup Group = New NioEventLoopGroup (); Bootstrap B = new bootstrap () .group (group). Channel (NioDatagramChannel.class). Handler (handler); B.Poption (channel ops. RCVBUF_Lococessor, new fixedrequetabout allocator (max datagram size)); . B.bind (address) .sync () channel () closeFuture () awaiting () .. You can also configure an allocation with

You can


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