Re: [Discuss-gnuradio] Software troubes - gr_vmcircbuf ...?

[wallen]

On Fri, 2009-05-08 at 18:32 -0700, Eric Blossom wrote:
> On Fri, May 08, 2009 at 02:04:59PM -0600, wallen wrote:
> > I've been trying to get Gnuradio running with my USRP2, and am still
> > having some troubles.  My computer is an older Dell Inspiron 5100 laptop
> > running Debian (Lenny).  I've installed a D-Link DGE-660TD Gigabit
> > Cardbus adapter, and have compiled what I believe is the most recent
> > release of the code per the instructions in the README file.
> > 
> > I can find the USRP2 by running the find_usrps command, but oddly enough
> > this occasionally segfaults.  So far what looks like the most intriguing
> > error message I got when trying to run usrp2_fft.py.  This looks like:  
> > 
> >    usrp2_fft.py
> >    usrp2: failed to enable realtime scheduling
> 
> Edit /etc/security/limits.conf and add this line:
> 
> @usrp  - rtprio 50
> 
> then logout and back in.

OK, I'll give that a try shortly.

> >    gr_vmcircbuf_createfilemapping: createfilemapping is not available
> 
> This is a little odd.  Does it pass "make check"?
> 
> >    usrp2: channel 0 not receiving
> >    usrp2::rx_samples() failed
> > 
> > Does this provide any clues to those of you more familiar with the
> > software?
> 
> Does it pass "make check"?

Yes, it seems to.  Didn't get anything that sad it failed.

- Wayde