21.10 (Draft version in progress)¶
Summary of changes¶
- New charm features
- New tech-preview charms
- Informational notices
- Deprecation notices
- Removed features
The 21.10 OpenStack Charms release includes updates for the charms described on the Charms page. As of this release, the project consists of <NUMBER-OF-STABLE-CHARMS> supported (stable) charms.
For the list of bugs resolved in this release refer to the 21.10 milestone in Launchpad.
For scheduling information of past and future releases see the Release schedule.
General charm information is published in the OpenStack Charm Guide (this guide) which ultimately supersedes Release Notes contents.
Always upgrade to the latest stable charms before making any major changes to your cloud and before filing bug reports. Refer to section Upgrading charms below for details.
New charm features¶
With each new feature, there is a corresponding example bundle in the form of a
test bundle, and/or a section in the OpenStack Charms Deployment Guide, that
details its usage. Test bundles are located in the
directory of the relevant charm repository (see all charm repositories).
glance charm: external S3 compatible storage support¶
The glance charm has acquired some new configuration options:
These options are used to set an external S3 compatible storage backend for Glance. S3 support in the charm is enabled only for Ussuri and later releases.
nova-compute charm: number of hosted VMs¶
The nova-compute charm has a new action:
This action returns the number of VMs hosted on a nova-compute unit, whether they be running, suspended, or stopped.
ceilometer-agent charm: new polling configuration options¶
The ceilometer-agent charm has two new options:
These can be used to control the polling frequency and the set of meters
collected by the compute polling agent. The meters that can be collected via
enable-all-pollsters are listed in Compute meters documentation with
‘Pollster’ in the origin column.
cinder-purestorage charm: new configuration options¶
The cinder-purestorage charm has a number of new configuration options:
These options are used to enable and configure Cinder replication and Glance Image Cache for Cinder, along with a number of Pure Storage driver specific features.
Please refer to the cinder-purestorage charm documentation for a description of these configuration options.
neutron-api charm: FWaaS option¶
The neutron-api charm has a new configuration option:
This option controls the enablement of the Neutron FWaaS service. It defaults to ‘true’ to retain past behaviour but only takes effect for OpenStack releases older than Victoria. Setting it to ‘false’ will disable the service on all neutron-api units.
See deprecation notice neutron-api charm: FWaaS removal for background information.
ceph-mon charm: disk capacity alert threshold configuration¶
The ceph-mon charm has two new configuration options:
These options can be used to configure the thresholds at which the Ceph cluster goes into HEALTH_WARN and HEALTH_ERR states based on the available disk capacity.
ceph-radosgw charm: Beast HTTP frontend¶
The ceph-radosgw charm has a new configuration option:
With the availability of the Beast frontend the ceph-radosgw charm now supports
the selection of what Ceph RADOS Gateway HTTP frontend to use. Starting with
Ceph Octopus the default value (of option
http-frontend) is ‘beast’, and
for older releases ‘civetweb’ will continue to be used.
designate charm: new options for creating DNS records¶
The designate charm has some new configuration options:
These options are used to define default settings for the creation of DNS records. They have no effect on existing records.
nova-compute charm: new options for neutron physnets NUMA affinity¶
The nova charm has some new configuration options:
These options are used to define NUMA affinity for neutron physnets and tunneled networks.
ceph-osd charm: new action to display availability zones information¶
The ceph-osd charm has a new action:
This action returns availability zone information that contains CRUSH structure information. Specifically ‘rack’, ‘row’, etc.
manila charm: new relation nrpe-external-master to nrpe charm¶
The manila charm has a new relation to nrpe charm.
This relation adds nrpe checks for services managed by manila charm to be monitored with Nagios.
ceph-mon charm: new parameter for list-pools action¶
The ceph-mon charm’s list-pools action has a new format parameter that accepts the following values:
text- provides less information [default]
text-full- provides more information in json with indents
json- provides more information in json
The default text provides the same output as previous version.
neutron-gateway charm: new actions to display routers/networks/loadbalancers¶
The neutron-gateway charm has three new actions that enable listing neutron resources hosted on the unit.
show-routers- Lists neutron routers on the unit
show-dhcp-networks- Lists DHCP networks on the unit
show-loadbalancers- Lists LBaaS v2 loadbalancers on the unit
cinder charm: image volume caching¶
The cinder charm has the following new configuration options:
These will allow the enablement of a Cinder image cache as well as set its maximum size and its maximum number of entries. These options are supported on OpenStack Ocata and newer.
ceph-mon charm: new action to display quorum status¶
The ceph-mon charm has a new action:
The get-quorum-status action returns some distilled info from ‘ceph quorum_status’, primarily for verification of which mon units are online.
New stable charms¶
New tech-preview charms¶
The following tech-preview charms are available for the deployment of OpenStack Ironic:
Ironic provisions bare metal, as opposed to virtual, machines.
Preview charm features¶
In the OpenStack Charms Deployment Guide (aka “deploy guide”):
A new page on OpenStack Ironic support has been added.
A new section on cloud operations has been started.
neutron-openvswitch charm: DHCP service restarts in DPDK environments¶
When DPDK is enabled and DHCP is running locally on a compute node, the neutron-dhcp-agent service now restarts during charm upgrades or when any configuration change that triggers the restart of the neutron-openvswitch agent.
The Ubuntu ‘Xenial’ series will be removed from general gate testing following this release and maintenance will be limited to critical and high security fixes only. Users are strongly encouraged to upgrade their clouds to a newer platform.
Barbican SoftHSM2 Plugin¶
neutron-api charm: FWaaS removal¶
The Firewall-as-a-Service (FWaaS) OpenStack project is retired and will not
receive updates beyond
v16.0.0. Consequently, the neutron-api charm will no
longer make this service available starting with OpenStack Victoria.
See new charm feature neutron-api charm: FWaaS option resulting as a consequence of this.
Issues discovered during this release cycle¶
Upgrading charms will making available new features and bug fixes. However, the latest stable charm revision should also be used prior to making any topological changes, application migrations, workload upgrades, or series upgrades. Bug reports should also be filed against the most recent revision.