Re: [Discuss-gnuradio] benchmark_rx.py segmentation fault

[Martin Braun]

OK, then I have no clue. If you can present a stack trace here, someone
might have a better idea.

Cheers,
Martin

On 01.05.2015 10:51, Richard Bell wrote:
> I forgot to mention that I also re-cloned pybombs before doing the
> update. So to be explicit, I deleted the target and pybombs directory. I
> then re-cloned pybombs and performed a new ./pybombs install gnuradio.
> This recognized I had all dependencies installed via rpm and only needed
> to remove and re-install uhd and gnuradio. It then did this.
> 
> As I mentioned, my custom radio flowgraph is working on this updated
> system.
> 
> v/r,
> Rich
> 
> On Fri, May 1, 2015 at 10:46 AM, Richard Bell <address@hidden
> <mailto:address@hidden>> wrote:
> 
>     I use pybombs to update, which automatically updates UHD first and
>     then GNU Radio.
> 
>     Rich
> 
>     On Fri, May 1, 2015 at 10:20 AM, Martin Braun
>     <address@hidden <mailto:address@hidden>> wrote:
> 
>         Did you update GNU Radio *after* you updated UHD? If not, that's
>         what
>         you should do.
> 
>         
> http://gnuradio.org/redmine/projects/gnuradio/wiki/FAQ#My-application-segfaults-immediately-It-used-to-work-and-I-didnt-change-it-What-the
> 
>         M
> 
>         On 30.04.2015 08:59, Richard Bell wrote:
>         > Hello,
>         >
>         > I'm using Ubuntu 14.04, gnuradio 3.7.8, USRP N210 and the latest 
> UHD.
>         > Everything was recently (3 days ago) updated to newest versions and
>         > USRP's reflashed. I have custom flowgraphs that use the USRP N210's 
> that
>         > work fine.
>         >
>         > I decided to play around with the benchmark_tx and benchmark_rx 
> scripts
>         > to see what they could do, but I'm not able to receive anything 
> because
>         > a segmentation fault crashes the benchmark_rx script as soon as I 
> start
>         > the tx script. Even with the -v flag, I don't get any error output 
> other
>         > then 'Segmentation fault (core dumped)'.
>         >
>         > Here is an example of the commands I use to start the scripts. I 
> start
>         > the rx and then the tx.
>         >
>         > TX: *./benchmark_tx.py -v -f 1000000000 -r 800000
>         --args="addr=10.0.8.5"
>         > -A TX/RX --tx-gain=15*
>         >
>         > RX: *./benchmark_rx.py -v -f 1000000000 -r 800000
>         --args="addr=10.0.8.4"
>         > -A RX2 --rx-gain=15 *
>         >
>         > Am I doing something wrong on my end or is there a script issue?
>         >
>         > Thanks,
>         > Rich
>         >
>         >
>         >
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