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Re: [Discuss-gnuradio] Serious performance regression in Gnu Radio recen

From: Josh Blum
Subject: Re: [Discuss-gnuradio] Serious performance regression in Gnu Radio recent
Date: Sun, 05 Feb 2012 12:59:24 -0800
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:9.0) Gecko/20111229 Thunderbird/9.0

On 02/05/2012 12:49 PM, Marcus D. Leech wrote:
> I have an application, SIDSuite, that I've been running on my hardware
> here for about 18 months continuously, with reasonable performance
>   (the UI isn't totally-snappy, but acceptable).  Some time recently,
> with an upgrade of Gnu Radio, the performance became utterly
>   unacceptable--the UI became unusable, and updates to the FFT and
> Waterfall sinks became very "chunky".  I haven't changed the
>   app in months and months.
> So, I started taking my Gnu Radio back further and further in time,
> until I was back to "normal".  I had to regress my GIT tree back to:
> commit 2ed887b69a3b15840830998c4e6157176d427f60
> Author: Josh Blum <address@hidden>
> Date:   Sat Dec 31 13:06:01 2011 -0800
> In order to get decent performance again.
> I have no idea what's causing the performance melt-down, but regressing
> back to that commit fixes it, again with no changes to the
>   application in question.
> I will try creeping forward from this commit to see if I can narrow it
> down.  Blah.

See if it was this merge: ab7cfce4a78dbb95a7c8871f56f4cb037e5b1bb2

>From the max outputs branch.


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