oVirt DPDK Setup

The oVirt.dpdk-setup role enables you to set up Open vSwitch with DPDK support.

Requirements:

• Ansible version 2.4 or higher
• NICS must support DPDK
• Hardware support: Make sure VT-d / AMD-Vi is enabled in BIOS

Role Variables

Name	Default value
pci_drivers		PCI address to driver mapping.
configure_kernel	true	Determines whether the kernel should be configured for DPDK usage.
bind_drivers	true	Determines whether drivers should be bound to the devices.
set_ovs	true	Determines whether OVS should be configured and started.
pmd_threads_count	1	Sets the amount of PMD threads per each DPDK compatible NIC
nr_2mb_hugepages	1024	Sets the amount of 2MB hugepages to use, if 2MB hugepages are used
nr_1gb_hugepages	4	Sets the amount of 1GB hugepages to use, if 1GB hugepages are used
use_1gb_hugepages	true	Determines whether 1GB hugepages should be used, if supported

Dependencies

No.

Example Playbook

---
- name: oVirt DPDK setup
  hosts: some_host
  gather_facts: false

  vars:
    pci_drivers:
      "0000:00:04.0": "vfio-pci"
      "0000:00:04.1": "igb"
      "0000:00:04.2": ""
  
  roles:
    - oVirt.dpdk-setup

License

Apache License 2.0