mirror of https://github.com/ceph/ceph-ansible.git
70 lines
2.7 KiB
Markdown
70 lines
2.7 KiB
Markdown
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ceph-ansible stable-4.0 release note
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====================================
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Ansible version support
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-----------------------
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This version supports Ansible 2.8
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Ceph version support
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--------------------
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This version can deploy Ceph Nautilus.
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Note that the general intent for Ceph Ansible is to support one Ceph release only.
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The next version will support Octopus, then the one after that will support Pacific Ceph release.
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Added features
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----------------
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* Add python 3 support.
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* Add podman support.
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* Add RHEL 8 and openSUSE Leap 15 support.
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* Add RHCS 4 support.
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* Add Ceph Dashboard integration (old ceph-metrics).
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* Add support for scaling up/down the Ceph daemons.
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* Add a playbook for filestore to bluestore migration.
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* Add a playbook for docker to podman migration.
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* Add PG autoscaler support.
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* Add support for replacing a mon.
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* Add radosgw multiple instances on the same host support.
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* Add multiple radosgw realm/zonegroup/zone support.
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* Add radosgw beast frontend support.
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* Shrink OSD with osd_fsid via ceph-volume.
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* Support OSD scaling up using main playbook with --limit.
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* Support internal nfs-ganesha deployment with external ceph cluster support.
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* Add wal_devices, block_db_devices options support to ceph_volume module.
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* Add RBD mirror configuration on containerized deployment and also configure the mirror pool.
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* Add container registry authentication support.
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* Add device class support in crush rules.
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Removed features
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----------------
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* Remove openSUSE Leap 42 support.
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* Remove ceph-common-coreos and ceph-agent roles.
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* Remove KV store support.
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* Remove infrastructure-playbooks/rgw-standalone.yml
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* Remove Luminous and Mimic support.
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* Remove ceph-disk support.
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* Remove notario validation.
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* Remove fetch_directory dependency.
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* Remove ceph aliases for containerized deployment.
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Deprecation warnings and incoming removal
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-----------------------------------------
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* Drop add-osd.yml playbook, it will be replaced by main playbook with --limit option.
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* Ceph Ansible doesn’t configure ISCSI gateways anymore. This should be done manually or via the Ceph Dashboard UI.
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Major changes from stable-3.2
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-----------------------------
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* Updating the Ceph ISCSI major version from 2.x to 3.x.
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* Beast is the default radosgw frontend instead of Civetweb.
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* Due to ceph-disk removal then there’s no collocated and non-collocated OSD scenarios anymore. The default scenario is always lvm (ceph-volume) which can be used with or without the batch mode.
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Notable changes from stable-3.2
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-------------------------------
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* Updating the NFS Ganesha minor version from V2.7 to V2.8.
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* The ceph-docker role has been split into two different roles: ceph-container-engine and ceph-container-common.
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