Re: Maximum size for memory registration (ibv_reg_mr)

Tziporet Koren
2010-09-27T11:18:26Z

On 9/25/2010 12:57 AM, Roland Dreier wrote:
> All Mellanox adapters have some limit on the amount of memory they can
> register. You can mess around with module parameters to adjust it.
>
>
You can use mlx4_core module parameter (log_mtts_per_seg) to enlarge
number of MTTs per segment.
This enable to register more memory with the same number of segments.
In OFED 1.5.2 the max value was enlarged to 7

Tziporet