[dpdk-dev] Will huge page have negative effect on guest vm in qemu enviroment?

Sam batmanustc at gmail.com
Wed Jun 21 05:35:56 CEST 2017


BTW, we also think about use ovs-dpdk in docker enviroment, but test result
said it's not good idea, we don't know why.

2017-06-21 11:32 GMT+08:00 Sam <batmanustc at gmail.com>:

> Hi all,
>
> We plan to use DPDK on HP host machine with several core and big memory.
> We plan to use qemu-kvm enviroment. The host will carry 4 or more guest vm
> and 1 ovs.
>
> Ovs-dpdk is much faster then normal ovs, but to use ovs-dpdk, we have to
> enable huge page globally.
>
> My question is, will huge page enabled globally have negative effect on
> guest vm's memory orperate or something? If it is, how to prevent this, or
> could I enable huge page on some core or enable huge page for a part of
> memory?
>
> Thank you~
>


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