[dpdk-dev] max MEMZONEs allowed

Sergio Gonzalez Monroy sergio.gonzalez.monroy at intel.com
Tue Nov 24 09:44:07 CET 2015


On 23/11/2015 15:33, Nissim Nisimov wrote:
> Hi all,
>
> We are working on a system which requires allocating a big number of mem zones.
>
> We are now reaching the max limit of MEMZONEs allowed (RTE_MAX_MEMZONE).
>
> I see today dpdk limit the above number to 2560.
> Is there any specific reason for that? can I increase it in case needed. What may be the side effects of such changes?
>
You can increase the number of memsegs, 256 is just a default value.
The only side-effect I can think of, on systems that use more than the 
default number of memsegs, is slower EAL initialization and increased 
memseg lookup time.

Sergio
> Thx
> Nissim



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