Re: [Discuss-gnuradio] Ettus B200 memory leak problem

[Marcus D. Leech]

On 02/07/2016 07:57 PM, Engin Karabulut wrote:
> I'm using B200 SDR with Gnuradio 3.7.8 and uhd driver. I have compiled 
> both Gnuradio and UHD from source. I'm using Intel atom processor with 
> 1 GB RAM. Operating system is Lubuntu 15.04. I wrote a basic python 
> program to observe this memory leak. I see memory consumption is 
> increasing %1.4 per day. When i use cheap RTL sdr with osmocom driver, 
> i haven't any leak problem but this B200 sdr with uhd driver induce 
> this kind of memory leak. Has anybody had a similar memory leak 
> problem? I attached my test program. this basic program only 
> transports uhd samples to null sink.
>
> best regards.
> Engin Karabulut
This is a known issue in current UHD, and it is being actively 
researched.  The cause isn't clear.