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  • Terracotta Ehcache 10.3 Release Notes

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  • Azure certification as a supported platform for Terracotta DB deployments.
  • Terracotta DB now available on docker store.
  • Security enhancements including Authentication, Authorization and Auditing support for Terracotta DB.
  • Write-behind support for clustered Ehcache.
  • Hybrid storage support for Terracotta DB.
  • Configuration helpers for simple to use XML based configuration import and export.
  • Numerous operational usability enhancements including Latency metering refactoring and role based access in Terracotta Management Console.

Summary of Changes


  • 4098 – The external voter now tracks server partition events and takes care not to vote for multiple servers in the same partition event.
  • 3989 – Resolved client not reconnecting to newly promoted active after failover. This happened when cluster was configured for consistency mode with external voters.

Summary of Changes in


    • 3591 - Fixed the display of server status in SPM plugin from ‘UNKNOWN’ to ‘NOT READY’ when server is syncing, stuck or suspended.
    • 3732 - Added enhancement to emit configuration to log after cluster tool reconfiguration
    • 3805 - Resolved issue to make cluster-tool.bat, bcrypt.bat or start-tc-voter.bat executable on windows
    • 3829 - Resolved issue when secured server would be allowed to start in case keys in certificates are not generated with RSA algorithm.
    • 3841 - Added warning for users for mismatched port/hosts
    • 3873 - Enhanced Cluster tool server-level status command to provide more details during failures
    • 3875 - TMC now shows security status for connection between TMS and the cluster
    • 3879 - TMS Server at the startup should migrate the from older version by introducing the newly added properties in 10.3 with default values and update the renamed properties
    • 3882 - TMC resource panel now displays server status
    • 1699 - Ehcache EE now automatically registers its management registry if absent

  • Known Issues

    • None


  • Terracotta BigMemory 4.x and Terracotta DB 10.x clients cannot be used simultaneously in the same application without using ClassLoader separation when initializing at least one of the clients.
  • Beginning with 10.3, users should move to the new 10.3 security properties (, and