openstack/nova
Code Issues Proposed changes

Fix issues in nova-show-usage-statistics-for-hosts-instances.rst

Browse Source 
1. url for `Ceilometer` doc is not correct
2. nova-cert has been removed
   (change I2c78a0c6599b92040146cf9f0042cff8fd2509c3)
   and should no appear in the example
3. phrasing issue in explanation for "used_now" of host resource
   usage
4. 'opensack server list' repsonse is different from that of 'nova list'
5. add info about diagnostic statistics format


Change-Id: I6a2a7b396fee2a5cbae633d5c259f5f0961b9b60
This commit is contained in:
Chen 2018-06-07 11:34:35 +08:00
parent c6858bc80b
commit 6027b33425
1 changed files with 11 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
doc/source/admin/common/nova-show-usage-statistics-for-hosts-instances.rst
View File

@ -7,7 +7,7 @@ You can show basic statistics on resource usage for hosts and instances.
.. note::
For more sophisticated monitoring, see the
`ceilometer <https://launchpad.net/ceilometer>`__ project. You can
`Ceilometer <https://docs.openstack.org/ceilometer/latest/>`__ project. You can
also use tools, such as `Ganglia <http://ganglia.info/>`__ or
`Graphite <http://graphite.wikidot.com/>`__, to gather more detailed
data.
@ -28,7 +28,6 @@ The following examples show the host usage statistics for a host called
+-----------+-------------+----------+
| devstack | conductor | internal |
| devstack | compute | nova |
| devstack | cert | internal |
| devstack | network | internal |
| devstack | scheduler | internal |
| devstack | consoleauth | internal |
@ -60,7 +59,7 @@ The following examples show the host usage statistics for a host called
The row that has the value ``used_now`` in the ``PROJECT`` column shows the
sum of the resources allocated to the instances that run on the host, plus
the resources allocated to the virtual machine of the host itself.
the resources allocated to the host itself.
The row that has the value ``used_max`` in the ``PROJECT`` column shows the
sum of the resources allocated to the instances that run on the host.
@ -81,20 +80,21 @@ Show instance usage statistics
.. code-block:: console
$ openstack server list
+----------+----------------------+--------+------------+-------------+------------------+------------+
| ID | Name | Status | Task State | Power State | Networks | Image Name |
+----------+----------------------+--------+------------+-------------+------------------+------------+
| 84c6e... | myCirrosServer | ACTIVE | None | Running | private=10.0.0.3 | cirros |
| 8a995... | myInstanceFromVolume | ACTIVE | None | Running | private=10.0.0.4 | ubuntu |
+----------+----------------------+--------+------------+-------------+------------------+------------+
+----------+----------------------+--------+------------------+--------+----------+
| ID | Name | Status | Networks | Image | Flavor |
+----------+----------------------+--------+------------------+--------+----------+
| 84c6e... | myCirrosServer | ACTIVE | private=10.0.0.3 | cirros | m1.tiny |
| 8a995... | myInstanceFromVolume | ACTIVE | private=10.0.0.4 | ubuntu | m1.small |
+----------+----------------------+--------+------------------+--------+----------+
#. Get diagnostic statistics:
.. note::
As of microversion v2.48, diagnostics information for all virt drivers will
have a standard format as below. For more details on diagnostics
response message see `server diagnostics api
have a standard format as below. Before microversion 2.48, each hypervisor
had its own format. For more details on diagnostics response message see
`server diagnostics api
<https://developer.openstack.org/api-ref/compute/#servers-diagnostics-servers-diagnostics>`__
documentation.