Gil> Roland, I believe we should add support for a resize WQ
Gil> command (as a part of modify QP) to enable changing the WQ
Gil> size. On a very large scale cluster, with many operating
Gil> QPs, the work queue memory consumption might be
Gil> expansive. Thus the MPI implementation should tradeoff for
Gil> pipelining requests vs. WQ memory consumption. The resize WQ
Gil> will allow on-demand adaptive WQ setting instead of static
Gil> allocation of the memory resource, which I believe can
Gil> increase performance and save memory at the same time.
Does Mellanox HW support resizing a WQ after a QP is created? If so
would you be willing to contribute an implementation?
Thanks,
Roland
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