[OSM-dev] Fwd: TCP Fast Open Experiment

Florian Lohoff f at zz.de
Thu Jun 2 14:37:04 UTC 2016

On Thu, Jun 02, 2016 at 10:44:51AM +0100, Grant Slater wrote:
> Hi OSM Dev,
> I have experimentally enabled TCP Fast Open (TFO) on the imagery site:
> http://os.openstreetmap.org/
> I am interested in any feedback... Does the site not work from any
> connections, operating system or software? Improved performance on
> high latency slow connections?
> TFO is a "new" way to speed up establishing TCP connections.
> https://en.wikipedia.org/wiki/TCP_Fast_Open
> I'd like to see TFO rolled out to more services in OSM over time.
> Depending how things go, next up would be the tile.openstreetmap.org caches.

From my understanding TFO solves the problem HTTP/2 (or SPDY) solved by
muxing streams of data into the same tcp connection or am i wrong?

What about HTTP/2 support? 

Florian Lohoff                                                 f at zz.de
             UTF-8 Test: The 🐈 ran after a 🐁, but the 🐁 ran away
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