This section outlines new features implemented in the Cluster release 11.1.0 that is introduced in the Container Cloud release 2.17.0.

MKE 3.5.1 for management and regional clusters

Expanded support for the Mirantis Kubernetes Engine (MKE) 3.5.1 that includes Kubernetes 1.21 to be deployed on the Container Cloud management and regional clusters. The MKE 3.5.1 support for managed clusters was introduced in Container Cloud 2.16.0.

Elasticsearch retention time per index

Implemented the capability to configure the Elasticsearch retention time per logs, events, and notifications indices when creating a managed cluster through Container Cloud web UI.

The Retention Time parameter in the Container Cloud web UI is now replaced with the Logstash Retention Time, Events Retention Time, and Notifications Retention Time parameters.

Helm controller monitoring

Implemented monitoring and added alerts for the Helm controller service and the HelmBundle custom resources.

Configurable timeouts for Ceph requests

Implemented configurable timeouts for Ceph requests processing. The default is set to 30 minutes. You can configure the timeout using the pgRebalanceTimeoutMin parameter in the Ceph Helm chart.

Configurable replicas count for Ceph controllers

Implemented the capability to configure the replicas count for cephController, cephStatus, and cephRequest controllers using the replicas parameter in the Ceph Helm chart. The default is set to 3 replicas.

Ceph KaaSCephCluster controller

Implemented a separate ceph-kcc-controller that runs on a management cluster and manages the KaaSCephCluster custom resource (CR). Previously, the KaaSCephCluster CR was managed by bm-provider.

Learn more

Ceph overview