[USRP-users] Installing PCIE drivers for x310

James Humphries james.humphries at ettus.com
Tue Oct 27 15:07:03 EDT 2015

For future reference, if you want to save to a file, you could try setting
up a ramdisk to alleviate the write bottleneck:

I have used this guide in the past to set one up:

Alternatively, you could try using a vector sink in GNU Radio.


On Tue, Oct 27, 2015 at 2:53 PM, Martin Braun via USRP-users <
usrp-users at lists.ettus.com> wrote:

> On 27.10.2015 08:51, Jared Dulmage via USRP-users wrote:
> > Martin,
> >
> > When I go faster than 50M I get scrolling O's which I thought meant
> > overflow.  This happens whether I'm postprocessing, e.g. using
> > gr-fosphor, or w/o any postprocessing, i.e. just saving to file.
> Sorry if you answered this in an earlier thread, but if you do
> benchmark_rate, do you still see this? Writing to a file is actually
> quite a bottleneck.
> Cheers,
> Martin
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