[ofa-general] OpenIB development query

Bharath Ramesh bramesh at vt.edu
Wed Aug 15 20:23:53 PDT 2007


* Roland Dreier (rdreier at cisco.com) wrote:
>  > qp_init_attr.cap.max_recv_sge = IB_MAX_REQ;
>  > qp_init_attr.cap.max_send_sge = IB_MAX_REQ;
> 
>  > IB_MAX_REQ is set 1024.
> 
> You didn't say what hardware you are using, but I would suspect that
> 1024 gather/scatter entries is too many.
> 
>  > Is there any maximum limit to the amount of max wr that I can set for a
>  > QP.
> 
> Yes.  You can get the limits by using the device query verb.

Thanks for the reply. I shall get the limits from querying the device
verbs.

Thanks,

Bharath

---
Bharath Ramesh       <bramesh at vt.edu>       http://people.cs.vt.edu/~bramesh




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