> -----Original Message----- > From: Roland Dreier [mailto:[EMAIL PROTECTED] > Sent: Thursday, October 25, 2007 12:14 PM > To: Tang, Changqing > Cc: [email protected] > Subject: Re: [ofa-general] message is received but sender > report error. > > > > the receiver has successfully got an event, and > > (compl.opcode&IBV_WC_RECV_RDMA_WITH_IMM) is true. > > > > However, the sender got an completion with > compl.status=12, which is > retry count exceeded, how is > this possible ? > > One thing I can tell is that receiver destroy the QP after > receiving > above message. > > I guess maybe it's possible to destroy the QP before the ACK > is generated? Maybe the first ACK is dropped for some reason > and the responder QP is gone before it can resend the ACK?
If this is the case, how would we fix the problem ? It's hard for us to delay to destroy the QP, because we don't know how long to delay. The other way is to do something from the driver, or firmware. --CQ > > - R. > _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
