Re: [Openstack-operators] [neutron] [os-vif] VF overcommitting and performance in SR-IOV

2018-01-26 Thread Maciej Kucia
ou > > consume all those vfs, because you're dividing the bandwidth across them, > > but other than if they're are there doing nothing you won't notice > anything. > > > > But I'm just talking from my experience :) > > > > Regards, > > Pedro Sousa > >

Re: [Openstack-operators] [neutron] [os-vif] VF overcommitting and performance in SR-IOV

2018-01-22 Thread Maciej Kucia
? Regards, Maciej > > 2018-01-22 18:38 GMT+01:00 Jay Pipes <jaypi...@gmail.com>: > >> On 01/22/2018 11:36 AM, Maciej Kucia wrote: >> >>> Hi! >>> >>> Is there any noticeable performance penalty when using multiple virtual >>> functi

[Openstack-operators] [neutron] [os-vif] VF overcommitting and performance in SR-IOV

2018-01-22 Thread Maciej Kucia
Hi! Is there any noticeable performance penalty when using multiple virtual functions? For simplicity I am enabling all available virtual functions in my NICs. Sometimes application is using only few of them. I am using Intel and Mellanox. I do not see any performance drop but I am getting