Affiliated Asynchronous Errors
The term “affiliated” is used because the event is associated (or affiliated) with a specific SQ, RQ, CQ, or EEC. The term “error” is used because it is an error, but the HCA is unable to report the error in a CQE. The affected QP or EEC is transitioned to the Error state. The currently defined error types are:
CQ Error. An error occurred when the HCA was attempting to write a CQE to a CQ. If any SQ or RQ associated with the CQ should subsequently attempt to post a CQE to that CQ, it results in the reporting of this error. CQEs can no longer be posted to the CQ, and it is not guaranteed that CQEs already present in the CQ at the time that the error occurred can be retrieved successfully. Possible causes include ...
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