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From: | haroldmk |
Subject: | Re: [Discuss-gnuradio] Estimate CPU usage |
Date: | Mon, 9 Nov 2015 09:00:15 -0700 (MST) |
On 11/06/2015 03:54 PM, haroldmk wrote:Use ssh to login via the network.
> Hello all,
>
> I am working with GNU Radio on a Zedboard (which is a Xilinx Zynq-7000 based
> device). The linux dist. used is the one from this page:
> http://gnuradio.org/data/sdk/zedboard_armv7a-sf-vfp-neon/
>
> I have described some functions on the FPGA of the Zynq and I am able to
> send and receive data from a gnuradio .py , and everthing seems to be
> working ok.
>
> I would like to measure how the use of the FPGA impacts the CPU performance,
> I am thinking on measuring the % of CPU usage of a GNU Radio block that
> performs all the calculations only in the ARM processor and the same
> function but co-processing some data in the FPGA.
>
> The problems that I have in doing that measure is that the Linux dist. used
> has no graphical interface and only one command line, so, I am not able to
> run the .py file on one termianl and other programm on other terminal like
> TOP for CPU usage measurement.
>
> I tried with a bash script but when I execute the .py file it "blocks"
> everthing. I have to manually press enter or stop the process, depending on
> run option I chose initially in the flow graph options, "Generate Options:
> No GUI" and "Run Options: Prompt to exit" or "Run to completion".
perf and friends can be really handy for understanding what the
processor is doing.
https://www.youtube.com/watch?v=kWnx6eOGVYo
Philip
>
> Any ideas on how to handle this?.> [hidden email]
> Thanks in advance.
>
>
>
> --
> View this message in context: http://gnuradio.4.n7.nabble.com/Estimate-CPU-usage-tp56794.html
> Sent from the GnuRadio mailing list archive at Nabble.com.
>
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