Re: [Qemu-discuss] [Qemu-devel] [dpdk-dev] Will huge page have negative effect on guest vm in qemu enviroment?

2017-06-21 Thread Dr. David Alan Gilbert
* Sam (batmanu...@gmail.com) wrote: > Thank you~ > > 1. We have a compare test on qemu-kvm enviroment with huge page and without > huge page. Qemu start process is much longer in huge page enviromwnt. And I > write an email titled with '[DPDK-memory] how qemu waste such long time > under dpdk huge

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

2017-06-21 Thread Pavel Shirshov
Hi Sam, Below I'm saying about KVM. I don't have experience with vbox and others. 1. I'd suggest don't use dpdk inside of VM if you want to see best perfomance on the box. 2. huge pages enabled globally will not have any bad effect to guest OS. Except you have to enable huge pages inside of VM and

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

2017-06-21 Thread Sam
Thank you~ 1. We have a compare test on qemu-kvm enviroment with huge page and without huge page. Qemu start process is much longer in huge page enviromwnt. And I write an email titled with '[DPDK-memory] how qemu waste such long time under dpdk huge page envriment?'. I could resend it later. 2.