Re: [openstack-dev] [puppet] [tripleo] Host configuration for CPUAffinity and IRQ Pinning

2016-08-11 Thread Kostiantyn.Volenbovskyi
[3] https://github.com/jhoblitt/puppet-irqbalance > -Original Message- > From: Saravanan KR [mailto:skram...@redhat.com] > Sent: Monday, August 08, 2016 12:08 PM > To: OpenStack Development Mailing List (not for usage questions) d...@lists.openstack.org> > Subject: [openstack-

[openstack-dev] [puppet] [tripleo] Host configuration for CPUAffinity and IRQ Pinning

2016-08-08 Thread Saravanan KR
Hello, For using DPDK, CPUs on compute host has to be isolated between Host, DPDK PMD and Guests. In order, to configure the host to use only specified CPUs, the CPUAffinity [1] configuration in /etc/systemd/system.conf needs to be used. Along with CPUAffinity, IRQ repining[2] needs to be done,