nova/api-ref/source/diagnostics.inc

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.. -*- rst -*-
============================================
Servers diagnostics (servers, diagnostics)
============================================
Shows the usage data for a server.
Show Server Diagnostics
=======================
.. rest_method:: GET /servers/{server_id}/diagnostics
Shows basic usage data for a server.
Policy defaults enable only users with the administrative role. Cloud
providers can change these permissions through the ``policy.json``
file.
Normal response codes: 200
Error response codes: unauthorized(401), forbidden(403), notfound(404), conflict(409), notimplemented(501)
Request
-------
.. rest_parameters:: parameters.yaml
- server_id: server_id_path
Response
--------
The response format for diagnostics is backend hypervisor specific,
and not well defined. This should be considered a debug interface
only, and not relied upon by programmatic tools.
**Example Server diagnostics**
Below is an example of diagnostics for a libvirt based instance. The unit of the return
value is hypervisor specific, but in this case the unit of vnet1_rx* and
vnet1_tx* is octets.
.. literalinclude:: ../../doc/api_samples/os-server-diagnostics/server-diagnostics-get-resp.json
:language: javascript