What's New in This Guide

This section introduces the documentation updates for release 24.3.x.

Release 24.3.1 - G13337-03, December 2025

Maintenance Procedures

Updated the Extracting cnDBTier Cluster Script section to correct the CSAR package version.

Release 24.3.1 - G13337-02, March 2025

There are no updates to this document in this release.

Release 24.3.0 - G13337-01, October 2024

Feature Updates:

New Features:

Transparent Data Encryption (TDE):

• Added the Transparent Data Encryption (TDE) section to provide information about encrypting data in the data nodes using Transparent Data Encryption (TDE).

General Updates:

• Added the Service Type column for all APIs in the cnDBTier APIs section to indicate if the APIs provide realtime service or cached service.
• Metrics:
  • Added the following metrics in the cnDBTier Node Status Metrics section to provide details about the metrics used to measure the cluster status:
    • db_tier_cluster_disconnect
    • db_tier_cluster_status
• Alerts:
  • Added the MYSQL_NDB_CLUSTER_DISCONNECT alert in the cnDBTier Cluster Status Alerts section.
  • Added the GEOREPLICATION_RECOVERY_FAILED alert in the cnDBTier Replication Alerts section.
  • Updated the SNMP Trap ID value of the BACKUP_STORAGE_LOW alert from 2024 to 2014 in the cnDBTier Automated Backup Alerts section.
  • Updated the SNMP Trap ID value of the REPLICATION_EPOCHS_LOST alert from 2024 to 2023 in the cnDBTier Replication Error Skip Alerts section.
  • Updated the name of the PVC_NOT_ACCESSIBLE alert in the cnDBTier PVC Health Monitoring Alerts section.
  • Updated the condition of the NODE_DOWN alert in the cnDBTier Node Status Alerts section.
  • Updated the SNMP Trap ID value of the HIGH_CPU (critical) alert from 2002 to 2035 in the cnDBTier CPU Usage Alerts section.
  • Updated the SNMP Trap ID value of the BINLOG_STORAGE_LOW (major) alert from 2007 to 2036 in the cnDBTier Bin Log Usage Alerts section.
• Maintenance Procedures:
  • Added a note in the Changing cnDBTier Passwords section to state that any character in the password that doesn't meet the password requirements can break the functionality of the script.
  • Added the Scaling of ndbmgmd Pods section to provide the procedure to scale ndbmgmd pods vertically.
  • Added the Modifying Transparent Data Encryption Password section to provide the procedure to modify TDE password.
  • Added the Modifying HTTPS Certificates section to describe the procedure to modify HTTPS certificates.
• Updated the MySQL version from "8.0.37" to "8.4.2" in the entire document.
• Updated the timestamps in the sample outputs in the entire document.