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Re: [Discuss-gnuradio] Testing an GRC project runs nearly 200% CPU

From: Martin Braun
Subject: Re: [Discuss-gnuradio] Testing an GRC project runs nearly 200% CPU
Date: Fri, 16 Jan 2015 08:19:44 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0

On 01/16/2015 12:58 AM, Marcus Müller wrote:
> Hello Andreas,
> you never need a throttle block when you have hardware that
> limits/defines your real-world sampling rate; in your case, it's your RF
> hardware and your sound card.
> Aside from things like implicit resampling in the audio card driver
> infrastructure, it's absolutely possible that your bananapi is simply
> not performant enough to do GUI, signal processing and audio playback at
> once.

Resamplers are often performance killers.


> The question is: Does the same application work sufficiently well on a
> fast PC? Do you see any over- or underrun warnings on your console?

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