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Task name | Description | Airship component | Implementation | Upstream reference |
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create openvswitch agent chart | create helm chart for openvswitch agent | openstack-helm | ||
create ovs-dpdk chart | create helm chart for openvswitch dpdk container | openstack-helm | Extend existing openvswitch chart with config parameters for DPDK. | https://review.openstack.org/#/c/626894/ |
deploy neutron openvswitch agent | ensure chart of openvswitch agent is deployed | treasuremap | Likely already in place. | |
DPDK host config: enable 1G hugepages | modify kernel cmdline to enable 1G hugepages (hugepagez=1G hugepages=8 iommu=pt intel_iommu=on ) | drydock | Already available: Define the number of available hugepages in the node's HardwareProfile: Define the kernel paramters for enabling hgepages in the node's BaremetalNode configuration (kernel_param section): | https://storyboard.openstack.org/#!/story/2004790 |
DPDK host config: mount hugepages | mount hugepages into local file system on system boot (hardcoded mount point) | Divingbell | Deploy Divingbell daemonset on compute nodes with a given chart configuration (values.yaml). | https://storyboard.openstack.org/#!/story/2004790 |
DPDK host config: make hugepage mount point a config option | make mount point config option for e.g. use by helm charts | openstack-helm | config option of helm chart (see patchset). Need to figure out how to pass overwrites to chart. | https://review.openstack.org/#/c/626894/ |
specify PCI IDs of NICs for use by DPDK | specify in site config which PCI IDs (NICs) should be decided to DPDK | Reuse data_nic0x config option defined in HardwareProfine | https://storyboard.openstack.org/#!/story/2004790 | |
DPDK host config: install DPDK kernel modules and tools on host OS | either install host OS dpdk package or build from source | drydock (or divingbell) | https://storyboard.openstack.org/#!/story/2004790 | |
DPDK host config: load DPDK kernel module in host OS | load dpdk kernel modules uio and igb_uio during host boot-up | drydock (or divingbell) | https://storyboard.openstack.org/#!/story/2004790 | |
DPDK host config: bind NICs to DPDK | use dpdk-devbind to bind specified NICs to DPDK | drydock (or divingbell) | https://storyboard.openstack.org/#!/story/2004790 | |
hugepages is a beta feature since K8s 1.10 and enabled by default. | https://storyboard.openstack.org/#!/story/2004791 | |||
ensure communication between OVS agent and OVS | ensure common socket configuration | openstack-helm | ||
create docker image with dpdk-enabled OVS | create and host a docker image including an OVS with DPDK enabled (consider matching kernel and dpdk versions with host OS). Potential Kolla images: https://hub.docker.com/r/kolla/ubuntu-binary-ovsdpdk/ or https://hub.docker.com/r/kolla/ubuntu-source-ovsdpdk/ | kolla or loci | ||
update site configuration to deploy ovs-dpdk | create a site configuration which actually deploys ovs-dpdk as data plane | treasuremap |
Legend:
done / available |
ongoing |
blocking |