Chapter 4. Technology previews
This section provides an overview of Technology Preview features introduced or updated in this release of Red Hat Ceph Storage.
Technology Preview features are not supported with Red Hat production service level agreements (SLAs), might not be functionally complete, and Red Hat does not recommend using them for production. These features provide early access to upcoming product features, enabling customers to test functionality and provide feedback during the development process.
For more information on Red Hat Technology Preview features support scope, see the Technology Preview Features Support Scope.
cephadm
bootstrapping process supports Red Hat Enterprise Linux 9
With this release, the Red Hat Enterprise Linux 8 based storage cluster cephadm
bootstrapping process supports Red Hat Enterprise Linux 9. The containers are Red Hat Enterprise Linux 8 that requires Red Hat Enterprise Linux 9 server.
Ceph object gateway in multi-site replication setup now supports a subset of AWS bucket replication API functionality
With this release, Ceph Object Gateway now supports a subset of AWS bucket replication API functionality including {Put, Get, Delete} Replication operations. This feature enables bucket-granularity replication and additionally provides end-user replication control with the caveat that currently, buckets can be replicated within zones in an existing Ceph Object Gateway multi-site replication setup.
SQLite virtual file system (VFS) on top of RADOS is now available
With this release, the new libcephsqlite
RADOS client library provides SQLite virtual file system (VFS) on top of RADOS. The database and journals are striped over RADOS across multiple objects for virtually unlimited scaling and throughput only limited by the SQLite client. Applications using SQLite might change to the Ceph VFS with minimal changes, usually just by specifying the alternate VFS.
ingress
flag to deploy NFS Ganesha daemons
With this release, the --ingress
flag can be used to deploy one or more NFS Ganesha daemons. The ingress
service provides load balancing and high-availability for the NFS servers.