Gregory Maxwell a4e28b3d1e Set TCP_NODELAY on P2P sockets. ...

Nagle appears to be a significant contributor to latency now that the static
 sleeps are gone.  Most of our messages are relatively large compared to
 IP + TCP so I do not expect this to create enormous overhead.

This may also reduce traffic burstyness somewhat.

2015-10-22 17:57:48 +00:00

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