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Re: [Discuss-gnuradio] UHD USRP Source for B2x0 overflows File Sink

From: Murphy, John
Subject: Re: [Discuss-gnuradio] UHD USRP Source for B2x0 overflows File Sink
Date: Thu, 7 May 2015 15:32:06 -0400

The sequential rates I gave are the published rates for the SSD. Maybe
(probably?) specsmanship, sure.
But since it does mostly keep up, isn't this a case of just needing
the correct buffer set-up to allow it to ride through the worst of the

I am going to have to find and figure out how to run
rx_samples_to_file before I can let you know if it makes any

- John

On Thu, May 7, 2015 at 3:07 PM,  <address@hidden> wrote:
> How did you test your sequential-write rate?

> Writing files that are less than the current write-behind buffer size in the
> kernel will give you a very false sense of how fast your disk subsystem is.

> Again, if you use rx_samples_to_file, instead of GR at all, do you see any
> significant change in the overrun issues?

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