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Re: [Discuss-gnuradio] Error while receiving
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] Error while receiving |
Date: |
Thu, 9 Oct 2008 12:23:27 -0700 |
User-agent: |
Mutt/1.5.18 (2008-05-17) |
On Thu, Oct 09, 2008 at 07:29:51AM -0700, kaleem ahmad wrote:
>
> Hi,
>
> I am using USRP+RFX1400+SUSI
>
> I am using following flow graph to receive data>
>
> usrp_source_c -> gr.fir_filter_ccf -> gr.quadrature_demod_cf ->
> gr.simple_correlator -> gr.vector_sink_b
>
> Some time I receive following error:
>
> *** glibc detected *** python: free(): invalid next size (fast): 0x08fcd970
> ***
> Segmentation fault
>
> Can you suggest what can be the problem and what can I do to solve it.
>
> Thanks
> Kaleem Ahmad
Not sure where it's actually blowing up (definitely a bug somewhere).
A stack trace from gdb would provide clues.
However, the flow graph you give above is doomed to fail. It will
sooner or later exhaust all memory on your system. When this happens
is should fail gracefully, but it may not.
Eric
- [Discuss-gnuradio] Error while receiving, kaleem ahmad, 2008/10/09
- Re: [Discuss-gnuradio] Error while receiving,
Eric Blossom <=
- Re: [Discuss-gnuradio] Error while receiving, kaleem ahmad, 2008/10/10
- Re: [Discuss-gnuradio] Error while receiving, kaleem ahmad, 2008/10/10
- Re: [Discuss-gnuradio] Error while receiving, Johnathan Corgan, 2008/10/10
- Re: [Discuss-gnuradio] Error while receiving, kaleem ahmad, 2008/10/11
- Re: [Discuss-gnuradio] Error while receiving, kaleem ahmad, 2008/10/11
- Re: [Discuss-gnuradio] Error while receiving, Eric Blossom, 2008/10/11
- Re: [Discuss-gnuradio] Error while receiving, kaleem ahmad, 2008/10/17
- Re: [Discuss-gnuradio] Error while receiving, Eric Blossom, 2008/10/11
Re: [Discuss-gnuradio] Error while receiving, kaleem ahmad, 2008/10/15