Make sure that you’re increasing the num_recv_frames in the device args as well
Sent from my iPhone
> On Jul 26, 2018, at 11:10 AM, Keith k via USRP-users
> <usrp-users@lists.ettus.com> wrote:
>
> How many CPU cores do you have? I've also found this a problem with multiusrp
> and high data rates. The solution for me was to isolate cpu cores and then
> use taskset to run my program on the isolated cores. This drastically reduced
> the number of overflows to almost none. This however will probably require
> you to use an 8 core or higher computer. UHD spawns 2 threads for every USRP
> you have, so you can only schedule so many threads on an isolated core before
> they starve each other.
>
>> On Thu, Jul 26, 2018 at 1:56 PM, Андрій Хома via USRP-users
>> <usrp-users@lists.ettus.com> wrote:
>> Perhaps a dumb question: what is more critical in order to avoid buffer
>> overflows ("O")? Frequency, cache size, or something else?
>> I dealt with two processors
>> 1: 2.2GHz, 25MB cache
>> 2: 3.5GHz, 15MB cache
>> In both cases, I observed overflows
>>
>> 4х usrp b205mini, through usb3.0
>>
>> Thank you, Andrei.
>>
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>
>
>
> --
> -Keith Kotyk
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