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Re: [Discuss-gnuradio] Audio sink busy / segfaults of WX FFT + WX Waterf
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From: |
Marcus D. Leech |
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Subject: |
Re: [Discuss-gnuradio] Audio sink busy / segfaults of WX FFT + WX Waterfall |
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Date: |
Fri, 29 Apr 2011 07:18:39 -0400 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.15) Gecko/20101027 Fedora/3.0.10-1.fc12 Thunderbird/3.0.10 |
>
>
>
> I've never seen/heard of those guys segfaulting before. Can you
> provide the settings of the blocks you are using? I've used the FFT
> and Waterfall sinks directly connected to a USRP source (both UHD and
> the legacy interface) with no problems.
>
> Tom
>
I've seen this, and tracked it down to stuff inside of OpenGL (my fave
windmill to tilt at). The
OpenGL "ecosystem" is just broken. Certain types of display hardware
cause it ulcers, so the
segfaulting can appear random, because it only happens on certain
display hardware.
--
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org