Re: [Discuss-gnuradio] USRP Streaming Latency

> I also see uU from the GRC script output about every 5 or so seconds.
> Does anyone have any idea if this is a FIFO problem, or is it a
> USRP/GRC issue? I am using a Duo core SU7300 laptop so I would think
> it should run OK real-time unless the C++ and GRC script demand much
> more processing power when used at the same time. Does anyone know
> any tricks I can try?
>

The U printed means underflow, the host does not feed the USRP fast
enough. Sometimes enabling RT scheduling on the flow graph can help with
this.

-Josh

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