Hmm that is odd.

I run wave-forms at 1.25 MS/s with a master clock of 125 MS/s just fine.

Will try your sample rate and master clock and see if I can reproduce.

On Tue, Jan 22, 2019 at 10:31 AM Bandi Bandi via USRP-users <
usrp-users@lists.ettus.com> wrote:

> Hello Marcus,
>
> This is from a PC host. UHD version is 3.13.0.1.
>
> Thanks,
> Bandi
>
> On Tue, Jan 22, 2019 at 11:28 AM Marcus D. Leech via USRP-users <
> usrp-users@lists.ettus.com> wrote:
>
>> On 01/22/2019 10:50 AM, Bandi Bandi via USRP-users wrote:
>>
>> Hello Everyone,
>>
>> We have experienced sequence errors with N310 running benchmark_rate test
>> with 1.92 MS/s:
>>
>> benchmark_rate --args
>> "type=n3xx,mgmt_addr=192.168.10.2,addr=192.168.10.2,second_addr=192.168.20.2,master_clock_rate=122.88e6"
>> --channels="0,1,2,3" --rx_rate 1.92e6 --rx_subdev "A:0 A:1 B:0 B:1"
>> --tx_rate 1.92e6 --tx_subdev "A:0 A:1 B:0 B:1"
>>
>> Benchmark rate summary:
>>   Num received samples:     80086604
>>   Num dropped samples:      0
>>   Num overruns detected:    0
>>   Num transmitted samples:  115871184
>>   Num sequence errors (Tx): 391
>>   Num sequence errors (Rx): 0
>>   Num underruns detected:   0
>>   Num late commands:        0
>>   Num timeouts (Tx):        0
>>   Num timeouts (Rx):        0
>>
>> If we run the same benchmark_rate test with 12.288 MS/s or higher sample
>> rate, we have no issues.
>> Has anybody experienced something similar? Or does anybody has any idea
>> what could be the reason of it?
>>
>> Thanks in advance.
>>
>> Regards,
>> Bandi
>>
>>
>> Is this from a PC host, or on the N310 itself?
>>
>> What versions of UHD are you running?
>>
>>
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