[srslte-users] eNB underflow using USRP B210

ALEJANDRO BLANCO PIZARRO 100283180 at alumnos.uc3m.es
Mon Aug 13 07:44:30 UTC 2018


Hi all,

Muy piece if advice is to execute the epc and the enb un different
machines. This will fix the problem.

Best,
Alejandro

El lun., 13 ago. 2018 9:34, Saeid Hashemi <saeidh at gmail.com> escribió:

> Changing the log level to "error", using n_prb = 15, first gave me the
> following result:
>
> LLError receiving from UHD: 30
> USRP reported the following error: None
> LLError receiving from UHD: 30
> USRP reported the following error: None
>
>
> Then running uhd_usrp_probe once between tries fixes it and now it works
> with the configuration above.
>
> On Fri, Aug 10, 2018 at 3:47 PM Kewin Rausch <krausch at fbk.eu> wrote:
>
>> I'm using Warning level without any problem. If you still have them, then
>> the problem is somewhere else.
>>
>> Error level should be the lightest one.
>>
>> On Fri, Aug 10, 2018, 8:03 PM Saeid Hashemi <saeidh at gmail.com> wrote:
>>
>>> I'm using the default, which as you said seems to have been set to
>>> logging level of warning.
>>> What would be the lightest option?
>>>
>>> On Fri, Aug 10, 2018 at 4:34 AM Kewin Rausch <krausch at fbk.eu> wrote:
>>>
>>>> Hey there,
>>>> Are you tried to move the logging level to Warning (in enb.conf)?
>>>>
>>>> Generating a large amount of data to be dumped into the log file can
>>>> affect physical workers and slow them.
>>>>
>>>> Cheers,
>>>> Kewin R.
>>>>
>>>> On Fri, Aug 10, 2018 at 10:23 AM Saeid Hashemi <saeidh at gmail.com>
>>>> wrote:
>>>>
>>>>> Hello everyone,
>>>>>
>>>>> I have a setup with the basic srsLTE and EPC on the same machine with
>>>>> default configuration installed.
>>>>>
>>>>> I’m getting the stream of LLLLLL... on the terminal running srsenb,
>>>>> and the red TX light on the B210 flickers. RX green light seems to be fine
>>>>> though.
>>>>>
>>>>> Using USB 3 and the same hardware runs Open Air Interface without a
>>>>> problem.
>>>>>
>>>>> Has anyone had this issue or knows what it’s about? Any help would be
>>>>> greatly appreciated!
>>>>>
>>>>>
>>>>> Regards,
>>>>> Saeid
>>>>> _______________________________________________
>>>>> srslte-users mailing list
>>>>> srslte-users at lists.softwareradiosystems.com
>>>>> http://www.softwareradiosystems.com/mailman/listinfo/srslte-users
>>>>>
>>>>
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>>>
>> --
>> Le informazioni contenute nella presente comunicazione sono di natura privata
>> e come tali sono da considerarsi riservate ed indirizzate esclusivamente
>> ai destinatari indicati e per le finalità strettamente legate al
>> relativo contenuto. Se avete ricevuto questo messaggio per errore, vi
>> preghiamo di eliminarlo e di inviare una comunicazione all’indirizzo
>> e-mail del mittente.
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>> The information transmitted is intended only for the person or entity to
>> which it is addressed and may contain confidential and/or privileged
>> material. If you received this in error, please contact the sender and
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