Release notes v1.8.0

Maintenance Release: November 4^th, 2020

• Build:
  • clustercontrol-controller-1.8.0-4223
• Controller:
  • Prometheus: Fixed an issue where the port used by a Prometheus exporter was incremented and could be different on each node. This made it problematic to maintain e.g firewalls.

Maintenance Release: November 3^rd, 2020

• Build
  • clustercontrol-controller-1.8.0-4218
• Controller:
  • PostgreSQL: Add missing quoting of PostgreSQL passwords in cmon configuration file.
  • Deployment fails for MariaDB 10.4 on CentOS 8.
  • Deployment fails for MariaDB 10.3 on CentOS 8.

Maintenance Release: October 29^th, 2020

• Build:
  • clustercontrol-controller-1.8.0-4210
• Controller:
  • Prometheus: Fixed an issue where the port used by a Prometheus exporter was incremented and could be different on each node. This made it problematic to maintain e.g firewalls.
  • Notifications: Improvements to the Memory/RAM usage alarm.

Maintenance Release: October 26^th, 2020

• Build:
  • clustercontrol-controller-1.8.0-4202
• Controller:
  • Alarms: Improved reporting on the memory-/RAM-usage alarms to include the actual bytes used and total bytes available.
  • General: Optimized and reduced the CPU usage of the controller when using Prometheus.
  • Keepalived: Fixed a bug when uninstalling Keepalived where the controller tried to copy a non-existing config file.

Maintenance Release: October 16^th, 2020

• Build:
  • clustercontrol-controller-1.8.0-4195
• Controller:
  • General: Fix some high CPU usage about Prometheus sampling with many clusters.
  • Cloud Deployment: Use private/internal IP addresses to communicate with DB nodes when use_private_network option is set.
  • Deployment: Fixed an issue with Percona installation on Debian/Ubuntu. It was pulling -dbg packages and it prolonged the installation time.

Maintenance Release: October 14^th, 2020

• • Build: * clustercontrol-1.8.0-7331 * clustercontrol-controller-1.8.0-4190
  • Frontend:
    • Alarms: Refactored the alarms page to make it more space-efficient.
  • Controller:
    • MariaDB Cluster 10.4 failed to deploy on CentOS 8. As a side-effect, due to dependency issues,percona-toolkit can not be installed.

Maintenance Release: October 13^th, 2020

• • Build: * clustercontrol-controller-1.8.0-4188
  • Controller:
    • PostgreSQL: Change the owner of a pre-created datadir owned by another user than ‘postgres’.
    • Query Monitor: Last seen was set to now and not the actual last seen.

Maintenance Release: October 7^th, 2020

• • Build: * clustercontrol-1.8.0-7312 * clustercontrol-controller-1.8.0-4181
  • Frontend:
    • Cloud Deploy: Added an option to use private IP address only when creating the VMs.
  • Controller:
    • HAProxy: Failed to Enable/Disable HAProxy because node_address was not taken into account.
    • Deployment: Improved logic to determine the AppStream repository name for CentOS/RHEL/Oracle.
    • MySQL Cluster: Include ndb_mgm -e show in the error report.

Maintenance Release: September 29^th, 2020

• • Build * clustercontrol-controller-1.8.0-4166
  • Controller:
    • ProxySQL Galera: Fix for crash when updating ProxySQL in case the host group does not exist or is not defined.
    • PostgreSQL: Fixed an issue when deploying on CentOS/RedHat using the option Do Not Setup Vendor Repositories as it wrongly adding --repo=pgdg to the yum install command.
    • MySQL Cluster: Fixed an issue when handling status replies of MySQL Clusters containing many nodes.
    • MySQL Cluster: Improved error handling & logging (including error-reporting) for MySQL NDB Clusters.

Maintenance Release: September 23^rd, 2020

• • Build: * clustercontrol-1.8.0-7277 * clustercontrol-controller-1.8.0-4156 * clustercontrol-cloud-1.8.0-254
  • Frontend (UI):
    • ProxySQL: Top Queries page shows non-truncated digest text.
    • Cloud Deployment: Fixed an issue where the wrong unit (MB) was passed to the cmon-cloud service. GB was expected.
  • Controller:
    • HAProxy: Fixed an issue to refresh/sample HAProxy on certain actions.
    • MySQL Replication: Fixed an issue to allow removing down/failed master(s) in the case when there is more than one node in the cluster.
    • APT repository mirroring fixes (updated aptly and fixed gpg handling on newer systems) for Ubuntu 18.04.
  • Cloud:
    • Azure: Fixed a timeout issue where it was not possible to get the status of a VM within 10m (Error: Could not get VM statuses in 10m0s.)

Initial Release: September 16^th, 2020

• • Build: * clustercontrol-1.8.0-7250 * clustercontrol-controller-1.8.0-4145 * clustercontrol-notifications-1.8.0-257 * clustercontrol-cloud-1.8.0-252 * clustercontrol-ssh-1.8.0-96

Feature Details

• Scalability
  • ClusterControl supports hundreds of nodes.
  • Lowered CPU consumption.
• Vault Integration
  • Credentials stored in cmon configuration files can now be moved to Vault.
• Tagging
  • Supported via the S9S CLI.
  • Set tags to the existing clusters and on cluster creation.
  • Filter by tags.