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Re: [Discuss-gnuradio] Interesting performance observations on WX GUI FF
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From: |
Stefan Gofferje |
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Subject: |
Re: [Discuss-gnuradio] Interesting performance observations on WX GUI FFT sink |
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Date: |
Mon, 09 May 2011 00:50:36 +0300 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110414 SUSE/3.1.10 Lightning/1.0b2 Mnenhy/0.8.3 Thunderbird/3.1.10 |
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On 05/09/2011 12:44 AM, Marcus D. Leech wrote:
> Try turning down the display rate in the WX FFT display--by default it's
> set to 30 FPS. I generally run mine with
> 5 FPS or less, and turn on averaging, with an alpha of 0.1 or smaller.
Yeah, at 2-3 FPS I am around 75-85% CPU...
But still I'm wondering why the QT sink is not so performance-hungry...
- --
(o_ Stefan Gofferje | SCLT, MCP, CCSA
//\ Reg'd Linux User #247167 | VCP #2263
V_/_ Heckler & Koch - the original point and click interface
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