Ron is that on a B2xx or something else?

Sent from my iPhone

> On Jul 19, 2021, at 4:27 PM, Ron Economos <[email protected]> wrote:
> 
> 
> I haven't tried the latest UHD version. However, I do have UHD 4.0.0.0 
> running without stopping with just the patch from 
> https://github.com/EttusResearch/uhd/commit/70e1f0f0c697d6522e3a87e2de93e34e375decb4
> 
> Ron
> 
>> On 7/19/21 8:58 AM, wan wrote:
>> Ron,
>> I didnt find an open issue related to this at first, but after your response 
>> I found it in the closed issues 
>> (https://github.com/EttusResearch/uhd/issues/380). The fix was committed in 
>> Oct 2020. However, I tried master (UHD_4.1.0.0-13-g240c7fd), v4.1.0.0 and 
>> v4.1.0.1, and I have the problem in all three versions. Is it working for 
>> you in any of these versions?
>> 
>> Mike,
>> Thanks for joining the discussion. I'm also seeing the ERROR_CODE_TIMEOUT 
>> problem with benchmark_rate. However, it usually happens when I set the 
>> sample rate to 50 Msps or higher, and run for more than 30 seconds. At 2 to 
>> 5 MSps, I dont have any errors or overruns. I didn't mention it before 
>> because I figured it's normal since I'm running at a high sample rate. 
>> However, on v3.15.0.0, I can consistently stream at 50 Msps without getting 
>> any timeouts or overruns.
>> 
>> 
>> 
>> On Mon, 19 Jul 2021 at 11:34, McNulty, Mike (Assoc) via USRP-users 
>> <[email protected]> wrote:
>>> Hello,
>>> 
>>>  
>>> 
>>> I don’t want to interrupt the thread but I actually joined the mailing list 
>>> for this issue. I just upgraded to UHD 4.1.0.1 and I’m experiencing the 
>>> same timeout issue.
>>> 
>>>  
>>> 
>>> <image004.png>
>>> 
>>>  
>>> 
>>> This is a snip from a ./lib/uhd/examples/benchmark run at 5 Msps.
>>> 
>>>  
>>> 
>>> <image005.png>
>>> 
>>>  
>>> 
>>> It looks to me as soon as it receives the first overflow the execution 
>>> terminates.  Somewhere between 2.0 and 5.0 Msps my system drops samples
>>> 
>>>  
>>> 
>>> <image006.png>
>>> 
>>>  
>>> 
>>> Thanks for everything everyone does! I wanted to just add my experience to 
>>> help with development.
>>> 
>>>  
>>> 
>>> Mike
>>> 
>>>  
>>> 
>>>  
>>> 
>>>  
>>> 
>>> From: Ron Economos <[email protected]> 
>>> Sent: Monday, July 19, 2021 1:45 AM
>>> To: [email protected]
>>> Subject: [USRP-users] Re: Is UHD supposed to keep running after detecting 
>>> overrun?
>>> 
>>>  
>>> 
>>> It is a bug in UHD v4.0.0.0, but it should be fixed in UHD v4.1.0.1 (and 
>>> UHD v4.1.0.0).
>>> 
>>> Ron
>>> 
>>> On 7/18/21 9:37 PM, wan wrote:
>>> 
>>> Hello,
>>> 
>>> When UHD detects an overrun, is it supposed to keep going or freeze? I'm 
>>> using an USRP B200mini. I tested it with the rx_ascii_dft and the uhd_fft 
>>> GRC example using different versions of UHD on Ubuntu 20.04. When using UHD 
>>> 3.15.0, an overrun is detected, the application keeps running and prints a 
>>> sequence of "O" to the terminal. However, when I use UHD 4.0.0.0 and 
>>> 4.1.0.1, as soon as an overrun is detected, the ascii or gnuradio QT 
>>> displays stop updating.
>>> 
>>> Regards,
>>> 
>>> Wan
>>> 
>>> 
>>> 
>>> 
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