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Re: [Discuss-gnuradio] Upgrade (downgrade?) to a Q6600 CPU


From: Johnathan Corgan
Subject: Re: [Discuss-gnuradio] Upgrade (downgrade?) to a Q6600 CPU
Date: Mon, 15 Dec 2008 09:36:24 -0800

On Fri, Dec 12, 2008 at 4:48 PM, Marcus D. Leech <address@hidden> wrote:

> I think what's happening is that the I/O thread is going as fast as it
> can, but it just isn't fast enough to service the
>  data coming off of the USB.  Could it also be that my USB subsystem is
> just not that good?

You can try running the usrp_benchmark_usb.py example to see if your
USB is not handling the highest data rate of 32 MB/sec.  But it isn't
likely that the USB is the issue.

Are you familiar with the 'oprofile' profiler?

-Johnathan




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