Willy Tarreau wrote:
> On lossy networks such as 3G, they definitely are. A lost UDP packet is
> not retransmitted nor signaled as lost, so the browser has to retry. However,
> once the connection is established to the server, most losses are more or
> less smoothed by TCP extensions such as SACK. So yes, it can take several
> seconds to just resolve a host and then only a few hundreds of ms to retrieve
> the objects. I've observed it.
Poor implementation.
If the network between a mobile phone and its name server is known
to be lossy and latency is the issue, send multiple queries to the
name server.
Masataka Ohta
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