Charmed MongoDB K8s Reference | Revision 76

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Revision 76 release notes

06 August 2025

Charmed MongoDB K8s Revision 76 has been deployed to the 6/stable channel on Charmhub.

Summary

Highlights

This section goes over the features included in this release, starting with a description of major highlights, and finishing with a comprehensive list of all other features.

  • LDAP Integration: LDAP support with TLS encryption.
  • Advanced Statuses: More complex statuses and multiple statuses reporting.
  • Single Kernel Charms: Codebase unified with MongoDB K8s and Mongos charms.
  • Terraform Modules for simple and sharded deployments.

Other features

  • Log Rotation improvements: Per file configuration and log rotation
  • Support of HTTPS validation for backups
  • Use config files instead of command line parameters for mongo services
  • Optimisation of Kernel parameters: fine tuning of virtual memory maximum maps
  • Unification of code base between VM and K8s

Bug Fixes

  • Services are not enabled by default.
  • TLS setup race condition between config-server and shard.
  • Various bug fixes

For a detailed list of commits throughout all revisions, check our GitHub Releases.

Requirements and compatibility

  • Juju 3.6

See the system requirements page for more information about software and hardware prerequisites.

Integrations

See the Integrations page for a list of all interfaces and compatible charms.

Software contents

This charm is based on the Canonical charmed-mongodb-rock. It packages:

  • Percona Server for MongoDB v6.0.24-19
  • MongoDB Exporter v0.44.0
  • mongosh v2.5.5
  • Percona Backup for MongoDB v2.9.1

Known issues and limitations

The following issues are known.

  • Restores on backups with old passwords will leave clients / operator user locked out of the DB.
  • Sharding cluster cannot drain jumbo chunks - draining jumbo chunks requires manual intervention

Join the community

Charmed MongoDB K8s is an open source project that warmly welcomes community contributions, suggestions, fixes, and constructive feedback.