openstack
/
nova
Code Issues Proposed changes

Remove RamFilter and DiskFilter in default filter 

commit 2fe96819c2
fixed the default filter settings and in doc we should
do it accordingly

Related-Bug: 1709328
Change-Id: I8a7b25e70e1d111f5a0d1db9213a58354cf9e5b1
This commit is contained in:
jichenjc 2017-07-30 02:55:45 +08:00
parent f401d18a3d
commit 456fd13183
2 changed files with 5 additions and 10 deletions
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11
doc/source/admin/configuration/schedulers.rst
View File

@ -16,7 +16,7 @@ Compute is configured with the following default scheduler options in the
scheduler_driver_task_period = 60
scheduler_driver = nova.scheduler.filter_scheduler.FilterScheduler
scheduler_available_filters = nova.scheduler.filters.all_filters
scheduler_default_filters = RetryFilter, AvailabilityZoneFilter, RamFilter, DiskFilter, ComputeFilter, ComputeCapabilitiesFilter, ImagePropertiesFilter, ServerGroupAntiAffinityFilter, ServerGroupAffinityFilter
scheduler_default_filters = RetryFilter, AvailabilityZoneFilter, ComputeFilter, ComputeCapabilitiesFilter, ImagePropertiesFilter, ServerGroupAntiAffinityFilter, ServerGroupAffinityFilter
By default, the ``scheduler_driver`` is configured as a filter scheduler, as
described in the next section. In the default configuration, this scheduler
@ -26,11 +26,6 @@ considers hosts that meet all the following criteria:
* Are in the requested availability zone (``AvailabilityZoneFilter``).
* Have sufficient RAM available (``RamFilter``).
* Have sufficient disk space available for root and ephemeral storage
(``DiskFilter``).
* Can service the request (``ComputeFilter``).
* Satisfy the extra specs associated with the instance type
@ -114,7 +109,7 @@ default filters are:
.. code-block:: ini
scheduler_default_filters = RetryFilter, AvailabilityZoneFilter, RamFilter, ComputeFilter, ComputeCapabilitiesFilter, ImagePropertiesFilter, ServerGroupAntiAffinityFilter, ServerGroupAffinityFilter
scheduler_default_filters = RetryFilter, AvailabilityZoneFilter, ComputeCapabilitiesFilter, ImagePropertiesFilter, ServerGroupAntiAffinityFilter, ServerGroupAffinityFilter
Compute filters
~~~~~~~~~~~~~~~
@ -1061,7 +1056,7 @@ as well as the other filters that are typically enabled:
.. code-block:: ini
scheduler_default_filters=AggregateInstanceExtraSpecsFilter,RetryFilter,AvailabilityZoneFilter,RamFilter,ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter
scheduler_default_filters=AggregateInstanceExtraSpecsFilter,RetryFilter,AvailabilityZoneFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter
Example: Specify compute hosts with SSDs
----------------------------------------

4
doc/source/user/filter-scheduler.rst
View File

@ -344,10 +344,10 @@ The default values for these settings in nova.conf are:
::
--filter_scheduler.available_filters=nova.scheduler.filters.all_filters
--filter_scheduler.enabled_filters=RamFilter,ComputeFilter,AvailabilityZoneFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter
--filter_scheduler.enabled_filters=ComputeFilter,AvailabilityZoneFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter
With this configuration, all filters in ``nova.scheduler.filters``
would be available, and by default the |RamFilter|, |ComputeFilter|,
would be available, and by default the |ComputeFilter|,
|AvailabilityZoneFilter|, |ComputeCapabilitiesFilter|,
|ImagePropertiesFilter|, |ServerGroupAntiAffinityFilter|,
and |ServerGroupAffinityFilter| would be used.