CQE Compression

Migration to RDMA-Core-v1.0

CQE compression saves PCIe bandwidth by compressing a few CQEs into a smaller amount of bytes on the PCIe.

  • MLX5_ENABLE_CQE_COMPRESSION

  • ibv_exp_create_cq

    • IBV_EXP_CQ_COMPRESSED_CQE

  • IBV_EXP_CQ_COMPRESSED_CQE

  • mlx5dv_create_cq

    • cqe_comp_res_format

    • MLX5DV_CQ_INIT_ATTR_MASK_COMPRESSED_CQE

  • mlx5dv_query_device

    • mlx5dv_cqe_comp_caps

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