nova/api-ref/source/server-topology.inc

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.. -*- rst -*-
=====================================
Servers Topology (servers, topology)
=====================================
Shows the NUMA topology information for a server.
Show Server Topology
====================
.. rest_method:: GET /servers/{server_id}/topology
.. versionadded:: 2.78
Shows NUMA topology information for a server.
Policy defaults enable only users with the administrative role or the owners
of the server to perform this operation. Cloud providers can change these
permissions through the ``policy.json`` file.
Normal response codes: 200
Error response codes: unauthorized(401), notfound(404), forbidden(403)
Request
-------
.. rest_parameters:: parameters.yaml
- server_id: server_id_path
Response
--------
All response fields are listed below. If some information is not available or
not allow by policy, the corresponding key value will not exist in response.
.. rest_parameters:: parameters.yaml
- nodes: server_topology_nodes
- nodes.cpu_pinning: server_topology_nodes_cpu_pinning
- nodes.vcpu_set: server_topology_nodes_vcpu_set
- nodes.siblings: server_topology_nodes_cpu_siblings
- nodes.memory_mb: server_topology_nodes_memory_mb
- nodes.host_node: server_topology_nodes_host_node
- pagesize_kb: server_topology_pagesize_kb
**Example Server topology (2.xx)**
.. literalinclude:: ../../doc/api_samples/os-server-topology/v2.78/servers-topology-resp.json
:language: javascript