Update Testing NUMA documentation
The document which contains the steps to test different NUMA setups was using legacy instructions. This change pretends to update those instructions to improve the readability. Change-Id: Id8bf96f035528b15a51c802f06e07422b9f36736
This commit is contained in:
Victor Morales
parent
7ca014cea7
commit
4b6b755d86
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@ -55,13 +55,13 @@ guest with 8 virtual CPUs, 8 GB of RAM and 20 GB of disk space:
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.. code-block:: bash
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# cd /var/lib/libvirt/images
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# wget https://download.fedoraproject.org/pub/fedora/linux/releases/24/Server/x86_64/iso/Fedora-Server-netinst-x86_64-24-1.2.iso
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# wget https://download.fedoraproject.org/pub/fedora/linux/releases/29/Server/x86_64/iso/Fedora-Server-netinst-x86_64-29-1.2.iso
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# virt-install \
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--name f24x86_64 \
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--name f29x86_64 \
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--ram 8000 \
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--vcpus 8 \
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--file /var/lib/libvirt/images/f24x86_64.img \
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--file /var/lib/libvirt/images/f29x86_64.img \
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--file-size 20
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--cdrom /var/lib/libvirt/images/Fedora-Server-netinst-x86_64-24-1.2.iso \
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--os-variant fedora23
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@ -164,7 +164,7 @@ of nova libvirt guests boot a tiny instance:
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.. code-block:: bash
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$ . openrc admin
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$ openstack server create --image cirros-0.3.4-x86_64-uec --flavor m1.tiny \
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$ openstack server create --image cirros-0.4.0-x86_64-disk --flavor m1.tiny \
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cirros1
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The host will be reporting NUMA topology, but there should only be a single
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@ -173,57 +173,87 @@ example (with object versioning fields removed):
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.. code-block:: bash
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$ mysql -u root -p123456 nova
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$ mysql -u root -p123456 nova_cell1
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MariaDB [nova]> select numa_topology from compute_nodes;
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+----------------------------------------------------------------------------+
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| numa_topology |
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+----------------------------------------------------------------------------+
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| {
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| "nova_object.name": "NUMATopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.2",
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| "nova_object.data": {
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| "cells": [{
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| "nova_object.name": "NUMACell",
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| "nova_object.data": {
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| "cpu_usage": 0,
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| "memory_usage": 0,
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| "cpuset": [0, 1, 2, 3, 4, 5, 6, 7],
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| "pinned_cpus": [],
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| "siblings": [],
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| "memory": 7793,
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| "mempages": [
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| {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.data": {
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| "used": 0,
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| "total": 987430,
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| "reserved":0,
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| "size_kb": 4
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| },
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| },
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| {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.data": {
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| "used": 0,
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| "total": 0,
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| "reserved":0,
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| "size_kb": 2048
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| },
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| },
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| {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.data": {
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| "used": 0,
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| "total": 0,
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| "reserved": 0,
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| "size_kb": 1048576
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| },
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| }
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| ],
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| "id": 0
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| },
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| "nova_object.name": "NUMACell",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.4",
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| "nova_object.data": {
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| "id": 0,
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| "cpuset": [0, 1, 2, 3, 4, 5, 6, 7],
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| "pcpuset": [0, 1, 2, 3, 4, 5, 6, 7],
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| "memory": 7975,
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| "cpu_usage": 0,
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| "memory_usage": 0,
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| "pinned_cpus": [],
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| "siblings": [
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| [0],
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| [1],
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| [2],
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| [3],
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| [4],
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| [5],
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| [6],
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| [7]
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| ],
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| "mempages": [{
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.1",
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| "nova_object.data": {
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| "size_kb": 4,
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| "total": 2041795,
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| "used": 0,
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| "reserved": 0
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| },
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| "nova_object.changes": ["size_kb", "total", "reserved", "used"]
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| }, {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.1",
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| "nova_object.data": {
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| "size_kb": 2048,
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| "total": 0,
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| "used": 0,
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| "reserved": 0
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| },
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| "nova_object.changes": ["size_kb", "total", "reserved", "used"]
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| }, {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.1",
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| "nova_object.data": {
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| "size_kb": 1048576,
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| "total": 0,
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| "used": 0,
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| "reserved": 0
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| },
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| "nova_object.changes": ["size_kb", "total", "reserved", "used"]
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| }],
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| "network_metadata": {
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| "nova_object.name": "NetworkMetadata",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.0",
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| "nova_object.data": {
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| "physnets": [],
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| "tunneled": false
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| },
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| "nova_object.changes": ["tunneled", "physnets"]
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| }
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| },
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| ]
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| "nova_object.changes": ["pinned_cpus", "memory_usage", "siblings", "mempages", "memory", "id", "network_metadata", "cpuset", "cpu_usage", "pcpuset"]
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| }]
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| },
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| "nova_object.changes": ["cells"]
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| }
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+----------------------------------------------------------------------------+
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@ -255,7 +285,7 @@ And now back on the physical host edit the guest config as root:
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.. code-block:: bash
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$ sudo virsh edit f21x86_64
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$ sudo virsh edit f29x86_64
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The first thing is to change the `<cpu>` block to do passthrough of the host
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CPU. In particular this exposes the "SVM" or "VMX" feature bits to the guest so
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@ -279,7 +309,7 @@ Now start the guest again:
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.. code-block:: bash
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# virsh start f24x86_64
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# virsh start f29x86_64
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...and login back in:
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@ -307,141 +337,207 @@ topology setup for the guest:
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.. code-block:: bash
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$ mysql -u root -p123456 nova
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$ mysql -u root -p123456 nova_cell1
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MariaDB [nova]> select numa_topology from compute_nodes;
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+----------------------------------------------------------------------------+
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| numa_topology |
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+----------------------------------------------------------------------------+
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| {
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| "nova_object.name": "NUMATopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.2",
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| "nova_object.data": {
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| "cells": [
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| {
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| "nova_object.name": "NUMACell",
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| "nova_object.data": {
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| "cpu_usage": 0,
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| "memory_usage": 0,
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| "cpuset": [0, 1, 2, 3],
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| "pinned_cpus": [],
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| "siblings": [],
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| "memory": 3856,
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| "mempages": [
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| {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.data": {
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| "used": 0,
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| "total": 987231,
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| "reserved": 0,
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| "size_kb": 4
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| },
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| },
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| {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.data": {
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| "used": 0,
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| "total": 0,
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| "reserved": 0,
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| "size_kb": 2048
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| },
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| },
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| {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.data": {
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| "used": 0,
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| "total": 0,
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| "reserved": 0,
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| "size_kb": 1048576
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| },
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| }
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| ],
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| "id": 0
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| },
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| "cells": [{
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| "nova_object.name": "NUMACell",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.4",
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| "nova_object.data": {
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| "id": 0,
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| "cpuset": [0, 1, 2, 3],
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| "pcpuset": [0, 1, 2, 3],
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| "memory": 3966,
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| "cpu_usage": 0,
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| "memory_usage": 0,
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| "pinned_cpus": [],
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| "siblings": [
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| [2],
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| [0],
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| [3],
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| [1]
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| ],
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| "mempages": [{
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.1",
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| "nova_object.data": {
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| "size_kb": 4,
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| "total": 1015418,
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| "used": 0,
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| "reserved": 0
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| },
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| "nova_object.changes": ["total", "size_kb", "used", "reserved"]
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| }, {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.1",
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| "nova_object.data": {
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| "size_kb": 2048,
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| "total": 0,
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| "used": 0,
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| "reserved": 0
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| },
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| "nova_object.changes": ["total", "size_kb", "used", "reserved"]
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| }, {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.1",
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| "nova_object.data": {
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| "size_kb": 1048576,
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| "total": 0,
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| "used": 0,
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| "reserved": 0
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| },
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| "nova_object.changes": ["total", "size_kb", "used", "reserved"]
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| }],
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| "network_metadata": {
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| "nova_object.name": "NetworkMetadata",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.0",
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| "nova_object.data": {
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| "physnets": [],
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| "tunneled": false
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| },
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| "nova_object.changes": ["physnets", "tunneled"]
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| }
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| },
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| {
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| "nova_object.name": "NUMACell",
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| "nova_object.data": {
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| "cpu_usage": 0,
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| "memory_usage": 0,
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| "cpuset": [4, 5],
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| "pinned_cpus": [],
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| "siblings": [],
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| "memory": 1969,
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| "mempages": [
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| {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.data": {
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| "used": 0,
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| "total": 504202,
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| "reserved": 0,
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| "size_kb": 4
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| },
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| },
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| {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.data": {
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| "used": 0,
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| "total": 0,
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| "reserved": 0,
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| "size_kb": 2048
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| },
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| },
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| {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.data": {
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| "used": 0,
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| "total": 0,
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| "reserved": 0,
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| "size_kb": 1048576
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| },
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| }
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| ],
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| "id": 1
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| },
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| "nova_object.changes": ["pinned_cpus", "siblings", "memory", "id", "cpuset", "network_metadata", "pcpuset", "mempages", "cpu_usage", "memory_usage"]
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| }, {
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| "nova_object.name": "NUMACell",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.4",
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| "nova_object.data": {
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| "id": 1,
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| "cpuset": [4, 5],
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| "pcpuset": [4, 5],
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| "memory": 1994,
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| "cpu_usage": 0,
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| "memory_usage": 0,
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| "pinned_cpus": [],
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| "siblings": [
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| [5],
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| [4]
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| ],
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| "mempages": [{
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.1",
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| "nova_object.data": {
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| "size_kb": 4,
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| "total": 510562,
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| "used": 0,
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| "reserved": 0
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| },
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| "nova_object.changes": ["total", "size_kb", "used", "reserved"]
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| }, {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.1",
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| "nova_object.data": {
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| "size_kb": 2048,
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| "total": 0,
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| "used": 0,
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| "reserved": 0
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| },
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| "nova_object.changes": ["total", "size_kb", "used", "reserved"]
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| }, {
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| "nova_object.name": "NUMAPagesTopology",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.1",
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| "nova_object.data": {
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| "size_kb": 1048576,
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| "total": 0,
|
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| "used": 0,
|
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| "reserved": 0
|
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| },
|
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| "nova_object.changes": ["total", "size_kb", "used", "reserved"]
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| }],
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| "network_metadata": {
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| "nova_object.name": "NetworkMetadata",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.0",
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| "nova_object.data": {
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| "physnets": [],
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| "tunneled": false
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| },
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| "nova_object.changes": ["physnets", "tunneled"]
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| }
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| },
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| {
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| "nova_object.name": "NUMACell",
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| "nova_object.data": {
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| "cpu_usage": 0,
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| "memory_usage": 0,
|
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| "cpuset": [6, 7],
|
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| "pinned_cpus": [],
|
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| "siblings": [],
|
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| "memory": 1967,
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| "mempages": [
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| {
|
||||
| "nova_object.name": "NUMAPagesTopology",
|
||||
| "nova_object.data": {
|
||||
| "used": 0,
|
||||
| "total": 503565,
|
||||
| "reserved": 0,
|
||||
| "size_kb": 4
|
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| },
|
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| },
|
||||
| {
|
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| "nova_object.name": "NUMAPagesTopology",
|
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| "nova_object.data": {
|
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| "used": 0,
|
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| "total": 0,
|
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| "reserved": 0,
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| "size_kb": 2048
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| },
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| },
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| {
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| "nova_object.name": "NUMAPagesTopology",
|
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| "nova_object.data": {
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| "used": 0,
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| "total": 0,
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| "reserved": 0,
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| "size_kb": 1048576
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| },
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| }
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| ],
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| "id": 2
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| },
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| }
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| ]
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| "nova_object.changes": ["pinned_cpus", "siblings", "memory", "id", "cpuset", "network_metadata", "pcpuset", "mempages", "cpu_usage", "memory_usage"]
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| }, {
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| "nova_object.name": "NUMACell",
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| "nova_object.namespace": "nova",
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| "nova_object.version": "1.4",
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| "nova_object.data": {
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| "id": 2,
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| "cpuset": [6, 7],
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| "pcpuset": [6, 7],
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| "memory": 2014,
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| "cpu_usage": 0,
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| "memory_usage": 0,
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| "pinned_cpus": [],
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| "siblings": [
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| [7],
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| [6]
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| ],
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| "mempages": [{
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| "nova_object.name": "NUMAPagesTopology",
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||||
| "nova_object.namespace": "nova",
|
||||
| "nova_object.version": "1.1",
|
||||
| "nova_object.data": {
|
||||
| "size_kb": 4,
|
||||
| "total": 515727,
|
||||
| "used": 0,
|
||||
| "reserved": 0
|
||||
| },
|
||||
| "nova_object.changes": ["total", "size_kb", "used", "reserved"]
|
||||
| }, {
|
||||
| "nova_object.name": "NUMAPagesTopology",
|
||||
| "nova_object.namespace": "nova",
|
||||
| "nova_object.version": "1.1",
|
||||
| "nova_object.data": {
|
||||
| "size_kb": 2048,
|
||||
| "total": 0,
|
||||
| "used": 0,
|
||||
| "reserved": 0
|
||||
| },
|
||||
| "nova_object.changes": ["total", "size_kb", "used", "reserved"]
|
||||
| }, {
|
||||
| "nova_object.name": "NUMAPagesTopology",
|
||||
| "nova_object.namespace": "nova",
|
||||
| "nova_object.version": "1.1",
|
||||
| "nova_object.data": {
|
||||
| "size_kb": 1048576,
|
||||
| "total": 0,
|
||||
| "used": 0,
|
||||
| "reserved": 0
|
||||
| },
|
||||
| "nova_object.changes": ["total", "size_kb", "used", "reserved"]
|
||||
| }],
|
||||
| "network_metadata": {
|
||||
| "nova_object.name": "NetworkMetadata",
|
||||
| "nova_object.namespace": "nova",
|
||||
| "nova_object.version": "1.0",
|
||||
| "nova_object.data": {
|
||||
| "physnets": [],
|
||||
| "tunneled": false
|
||||
| },
|
||||
| "nova_object.changes": ["physnets", "tunneled"]
|
||||
| }
|
||||
| },
|
||||
| "nova_object.changes": ["pinned_cpus", "siblings", "memory", "id", "cpuset", "network_metadata", "pcpuset", "mempages", "cpu_usage", "memory_usage"]
|
||||
| }]
|
||||
| },
|
||||
| }
|
||||
| "nova_object.changes": ["cells"]
|
||||
+----------------------------------------------------------------------------+
|
||||
|
||||
This indeed shows that there are now 3 NUMA nodes for the "host" machine, the
|
||||
|
|
@ -460,7 +556,7 @@ condition:
|
|||
.. code-block:: bash
|
||||
|
||||
$ . openrc admin admin
|
||||
$ openstack server create --image cirros-0.3.4-x86_64-uec --flavor m1.tiny \
|
||||
$ openstack server create --image cirros-0.4.0-x86_64-disk --flavor m1.tiny \
|
||||
cirros1
|
||||
|
||||
Now look at the libvirt guest XML:
|
||||
|
|
@ -498,7 +594,7 @@ Now boot the guest using this new flavor:
|
|||
|
||||
.. code-block:: bash
|
||||
|
||||
$ openstack server create --image cirros-0.3.4-x86_64-uec --flavor m1.numa \
|
||||
$ openstack server create --image cirros-0.4.0-x86_64-disk --flavor m1.numa \
|
||||
cirros2
|
||||
|
||||
Looking at the resulting guest XML from libvirt:
|
||||
|
|
@ -551,30 +647,35 @@ database. This should match the ``<numatune>`` information:
|
|||
|
||||
.. code-block:: bash
|
||||
|
||||
$ mysql -u root -p123456 nova
|
||||
$ mysql -u root -p123456 nova_cell1
|
||||
MariaDB [nova]> select numa_topology from instance_extra;
|
||||
+----------------------------------------------------------------------------+
|
||||
| numa_topology |
|
||||
+----------------------------------------------------------------------------+
|
||||
| {
|
||||
| "nova_object.name": "InstanceNUMATopology",
|
||||
| "nova_object.namespace": "nova",
|
||||
| "nova_object.version": "1.3",
|
||||
| "nova_object.data": {
|
||||
| "cells": [
|
||||
| {
|
||||
| "nova_object.name": "InstanceNUMACell",
|
||||
| "nova_object.data": {
|
||||
| "pagesize": null,
|
||||
| "cpu_topology": null,
|
||||
| "cpuset": [0, 1, 2, 3],
|
||||
| "cpu_policy": null,
|
||||
| "memory": 1024,
|
||||
| "cpu_pinning_raw": null,
|
||||
| "id": 0,
|
||||
| "cpu_thread_policy": null
|
||||
| },
|
||||
| }
|
||||
| ]
|
||||
| "cells": [{
|
||||
| "nova_object.name": "InstanceNUMACell",
|
||||
| "nova_object.namespace": "nova",
|
||||
| "nova_object.version": "1.4",
|
||||
| "nova_object.data": {
|
||||
| "id": 0,
|
||||
| "cpuset": [0, 1, 2, 3],
|
||||
| "memory": 1024,
|
||||
| "pagesize": null,
|
||||
| "cpu_pinning_raw": null,
|
||||
| "cpu_policy": null,
|
||||
| "cpu_thread_policy": null,
|
||||
| "cpuset_reserved": null
|
||||
| },
|
||||
| "nova_object.changes": ["id"]
|
||||
| }],
|
||||
| "emulator_threads_policy": null
|
||||
| },
|
||||
| "nova_object.changes": ["cells", "emulator_threads_policy"]
|
||||
| }
|
||||
+----------------------------------------------------------------------------+
|
||||
|
||||
|
|
@ -600,7 +701,7 @@ Now boot the guest using this changed flavor:
|
|||
|
||||
.. code-block:: bash
|
||||
|
||||
$ openstack server create --image cirros-0.3.4-x86_64-uec --flavor m1.numa \
|
||||
$ openstack server create --image cirros-0.4.0-x86_64-disk --flavor m1.numa \
|
||||
cirros2
|
||||
|
||||
Looking at the resulting guest XML from libvirt:
|
||||
|
|
@ -661,35 +762,42 @@ database. This should match the ``<numatune>`` information:
|
|||
+----------------------------------------------------------------------------+
|
||||
| {
|
||||
| "nova_object.name": "InstanceNUMATopology",
|
||||
| "nova_object.namespace": "nova",
|
||||
| "nova_object.version": "1.3",
|
||||
| "nova_object.data": {
|
||||
| "cells": [
|
||||
| {
|
||||
| "nova_object.name": "InstanceNUMACell",
|
||||
| "nova_object.data": {
|
||||
| "pagesize": null,
|
||||
| "cpu_topology": null,
|
||||
| "cpuset": [0, 1],
|
||||
| "cpu_policy": null,
|
||||
| "memory": 512,
|
||||
| "cpu_pinning_raw": null,
|
||||
| "id": 0,
|
||||
| "cpu_thread_policy": null
|
||||
| },
|
||||
| "cells": [{
|
||||
| "nova_object.name": "InstanceNUMACell",
|
||||
| "nova_object.namespace": "nova",
|
||||
| "nova_object.version": "1.4",
|
||||
| "nova_object.data": {
|
||||
| "id": 0,
|
||||
| "cpuset": [0, 1],
|
||||
| "memory": 512,
|
||||
| "pagesize": null,
|
||||
| "cpu_pinning_raw": null,
|
||||
| "cpu_policy": null,
|
||||
| "cpu_thread_policy": null,
|
||||
| "cpuset_reserved": null
|
||||
| },
|
||||
| {
|
||||
| "nova_object.name": "InstanceNUMACell",
|
||||
| "nova_object.data": {
|
||||
| "pagesize": null,
|
||||
| "cpu_topology": null,
|
||||
| "cpuset": [2, 3],
|
||||
| "cpu_policy": null,
|
||||
| "memory": 512,
|
||||
| "cpu_pinning_raw": null,
|
||||
| "id": 1,
|
||||
| "cpu_thread_policy": null
|
||||
| },
|
||||
| }
|
||||
| ]
|
||||
| "nova_object.changes": ["id"]
|
||||
| }, {
|
||||
| "nova_object.name": "InstanceNUMACell",
|
||||
| "nova_object.namespace": "nova",
|
||||
| "nova_object.version": "1.4",
|
||||
| "nova_object.data": {
|
||||
| "id": 1,
|
||||
| "cpuset": [2, 3],
|
||||
| "memory": 512,
|
||||
| "pagesize": null,
|
||||
| "cpu_pinning_raw": null,
|
||||
| "cpu_policy": null,
|
||||
| "cpu_thread_policy": null,
|
||||
| "cpuset_reserved": null
|
||||
| },
|
||||
| "nova_object.changes": ["id"]
|
||||
| }],
|
||||
| "emulator_threads_policy": null
|
||||
| },
|
||||
| "nova_object.changes": ["cells", "emulator_threads_policy"]
|
||||
| }
|
||||
+----------------------------------------------------------------------------+
|
||||
|
|
|
|||
Loading…
Reference in New Issue