On 30 January 2012 09:53, Thomas <[email protected]> wrote: > Hi all, > Following error is the first encounter over last 6 months testing. > Fatal: file txw.c: line 81 (_pgm_txw_peek): assertion failed: > (pgm_tsi_is_null > (&skb->tsi)) > > The assertion is from OpenPGM. But I hardly find any issues in OpenPGM. > > Currently, I am using v2.1.10. > > Would anybody have some ideas about the cause? > > The error is occurring as the PGM transmit window is queried for retransmission. For some reason the requested sequence is null implying either memory corruption or a rare race condition which is nigh on impossible in 0mq as it is all single threaded per socket.
There is a newer OpenPGM in 2.1.11 I would investigate first. -- Steve-o
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