Crash of UmTRX transceiver with dual TRX

Thomas Tsou tom at tsou.cc
Mon Jul 8 09:17:12 UTC 2013


On Mon, Jul 8, 2013 at 10:25 AM, Alexander Chemeris
<alexander.chemeris at gmail.com> wrote:
> ---------- Forwarded message ----------
> From: Andreas Eversberg <andreas at eversberg.eu>
> Date: Mon, Jul 8, 2013 at 12:05 PM
> Subject: Crash of UmTRX transceiver with dual TRX
> To: Alexander Chemeris <alexander.chemeris at gmail.com>
>
>
> using umtrx_dual_test will cause this crash. even when only using a
> single trx as usual.
>
> openbsc osmo-trx # sh /root/run.umtrx
> net.core.rmem_max = 50000000
> net.core.wmem_max = 524288
> linux; GNU C++ version 4.5.4; Boost_104900; UHD_003.004.000-unknown
>
> transceiver: radioInterface.cpp:329: virtual void
> RadioInterface::pullBuffer(): Assertion `num_rd == (625)' failed.

Can you post the error log? This almost certainly a zero return
condition related to timestamps on the write/read with the ring
buffer. The error should report buffer state.

  Thomas




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