Getting Started The staging-ovirt driver allows OpenStack to easily use ovirt/RHV virtual machines as overcloud nodes. For those of us running virtualized OpenStack labs, it's a huge step forward - as we either were previously having to hack our way around pxe_ssh or vmbc. Neither was a great solution. In order to use the staging-ovirt … Continue reading OpenStack Staging-Ovirt Driver: global name \’sdk\’ is not defined
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Red Hat OpenStack 13: Containerized Services Operations Guide
With the release of Red Hat OpenStack 13, the move to containerized overcloud services is complete. Traditional systemd services such as RabbitMQ, Haproxy, Mariadb, etc, are all now running as containers in the overcloud.
How to Manage Libvirt VMs via OpenStack Ironic (OSP10)
In this post I will document the steps that I am using to create a fully virtualized OSP 10 environment in my lab. The undercloud node is a VM, as well as the overcloud nodes. We will configure libvirt so that ironic has the ability to boot and shutdown the VMs on the underlying … Continue reading How to Manage Libvirt VMs via OpenStack Ironic (OSP10)
OpenStack: Introduction to Troubleshooting Heat
Introduction to Heat Heat is the main orchestration engine for OpenStack, and is used my OpenStack director to install an OpenStack Overcloud environment. When we run the "openstack deploy overcloud" command, we are specificallytelling RHEL OSP director that we want it to use the pre-defined Heat templates from/usr/share/openstack-tripleo-heat-templates/. OSP director will manage thedeployment of a … Continue reading OpenStack: Introduction to Troubleshooting Heat
RHEL OSP 10/11 – OVS+DPDK Tunables
Tunables for Dell R630s for use when deploying OVS+DPDK [terminal] OSP 10/11 DPDK Tunables # R630 NUMA locality - CPUs node 0 cpus: 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 # node 1 cpus: 1 3 5 7 … Continue reading RHEL OSP 10/11 – OVS+DPDK Tunables
How to disable Cloud-Init in a RHEL Cloud Image
So this one is pretty simple. However, I found a lot of misinformation along the way, so I figured that I would jot the proper (and most simple) process here. Symptoms: a RHEL (or variant) VM that takes a very long time to boot. On the VM console, you can see the following output while … Continue reading How to disable Cloud-Init in a RHEL Cloud Image
How to Install TestPMD on RHEL 7.x
TestPMD is a lightweight application running in user space, utilizing ovs-dpdk, that can be used for testing DPDK in packet forwarding mode. In this example we want to setup TestPMD on a RHEL VM running in our SR-IOV capable Red Hat OpenStack 10 overcloud. Our passthrough adapters are Intel X520s. Our plan here is to … Continue reading How to Install TestPMD on RHEL 7.x