Thomas,

Do you have an idea why we get this messages when running OpenBTS?

Also we configured OpenBTS to output all received bursts to a screen
and it looks like it starts receiving a lot of noise. Then this noise
almost stops and shows only sometimes.

$ tail -f syslog
Sep  6 19:13:16 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: An internal send buffer has emptied at 826.035 sec.
Sep  6 19:13:16 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: Packet time was too late or too early at 826.037 sec.
Sep  6 19:13:47 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: An internal send buffer has emptied at 856.255 sec.
Sep  6 19:13:47 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: Packet time was too late or too early at 856.257 sec.
Sep  6 19:13:47 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: Packet time was too late or too early at 856.257 sec.
Sep  6 19:14:04 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: An internal send buffer has emptied at 874.005 sec.
Sep  6 19:14:04 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: Packet time was too late or too early at 874.009 sec.
Sep  6 19:14:04 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: Packet time was too late or too early at 874.009 sec.
Sep  6 19:14:07 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: An internal send buffer has emptied at 877.01 sec.
Sep  6 19:14:07 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: Packet time was too late or too early at 877.013 sec.
Sep  6 19:14:07 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: Packet time was too late or too early at 877.013 sec.
Sep  6 19:14:09 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: An internal send buffer has emptied at 878.466 sec.
Sep  6 19:14:09 kluchnikov transceiver: ERR 3043572592 UHDDevice.cpp:785:recv_async_msg: Packet time was too late or too early at 878.468 sec.

--
Regards,
Alexander Chemeris.
CEO, Fairwaves LLC / ООО УмРадио
http://fairwaves.ru