[PD] udpsend performance issue

matteo sisti sette matteosistisette at gmail.com
Mon May 9 15:11:16 CEST 2011

> If you send a message through [udpsend] it will be packaged into a UDP
> packet. A UDP packet can be up to 32768 bytes. Sending lots of small packets
> adds a lot of overhead compared to sending the same data as one packet.

Ah, ok. Yes, I am sending each message in a separate packet (I have no
choice since these are OSC messages that I send to an iPad that runs

Anyway that applies equally to udpsend and to [netsend 1], doesn't it?
So it still doesn't explain why udpsend blocks for a much longer

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