Re: [Discuss-gnuradio] Losing samples in the flowgraph

[Josh Blum]

On 07/24/2011 04:07 AM, Michael Höin wrote:
> Hi all
> 
> I think my program loses samples. If I choose for the input of my
> flowgraph a file source with a throttle (Rate = 2 MSamples) and for the
> output a vector sink, I see in the output vector that samples are loss
> (every run differnet datas were loss). The CPU usage is only 40 Percent.
> 
> If I reduce the throttle rate to 30 percent. Less or no samples are
> loss.
> 
> Every test of my blocks were successful and if I start the Flowgraph no
> errors occur.
> 

This seems very unexpected.
Can you attach a python script that demonstrates the problem?

> I used this command:
> sudo sysctl -w net.core.rmem_max=50000000
> 

Are you resizing the udp socket buffer?

-josh