Policy Type | Metric Coverage | Support and Maintenance |
Tencent Distributed SQL | 8 metrics | This policy type was deactivated on July 29, 2021 and cannot be configured subsequently. All legacy alarm policies will be transferred to the new policy type. |
Cloud Database - TDSQL MySQL - Instance | 37 metrics | This policy type was released on April 1, 2021 with ongoing maintenance available. |
Legacy Policy Type | Metric/Event Alarm | Legacy Metric/Event Alarm Name | New Policy Type | New Metric/Event Alarm Name |
Tencent Distributed SQL
| Metric alarm | CPU utilization | Cloud Database - TDSQL MySQL - Instance | Maximum CPU utilization of source node |
| Metric alarm | Storage space utilization | Cloud Database - TDSQL MySQL - Instance | Maximum data disk utilization of source node |
| Metric alarm | Slow queries | Cloud Database - TDSQL MySQL - Instance | Total slow queries of source nodes |
| Metric alarm | Active connections | Cloud Database - TDSQL MySQL - Instance | Total active threads |
| Metric alarm | Cache hit rate | Cloud Database - TDSQL MySQL - Instance | Minimum cache hit rate of source node |
| Metric alarm | Database connections | Cloud Database - TDSQL MySQL - Instance | Total client connections |
| Metric alarm | Replica lag | Cloud Database - TDSQL MySQL - Instance | Secondary node delay |
| Metric alarm | Primary-Secondary switch | Cloud Database - TDSQL MySQL - Instance | Primary-Secondary switches |
Policy Type | Metric/Event Alarm | Metric/Event Alarm Name |
Cloud Database - TDSQL MySQL | Metric alarm | CPU utilization |
| Metric alarm | Total UPDATE requests of source nodes |
| Metric alarm | Total open connections |
| Metric alarm | Total maximum connections |
| Metric alarm | SQL Throughput |
| Metric alarm | SQL Error Throughput |
| Metric alarm | SQL Success Throughput |
| Metric alarm | Requests consuming less than 5 ms |
| Metric alarm | Requests consuming 5–20 ms |
| Metric alarm | Requests consuming 21–30 ms |
| Metric alarm | Requests consuming more than 30 ms |
| Metric alarm | Minimum remaining binlog disk space in all shards |
| Metric alarm | Total binlog disk space of source nodes |
| Metric alarm | Maximum database connection utilization |
| Metric alarm | Total available data disk space of source nodes |
| Metric alarm | Total DELETE requests of source nodes |
| Metric alarm | Maximum IO utilization of source node |
| Metric alarm | Total logical reads from InnoDB disk |
| Metric alarm | Total pages read into InnoDB buffer pool by read-ahead thread |
| Metric alarm | Total logical reads from InnoDB buffer pool |
| Metric alarm | Total rows deleted from InnoDB tables on source nodes |
| Metric alarm | Total rows inserted to InnoDB tables on source nodes |
| Metric alarm | Total rows read from InnoDB tables |
| Metric alarm | Total rows updated in InnoDB tables on source nodes |
| Metric alarm | Total INSERT requests of source nodes |
| Metric alarm | Total available cache of source nodes |
| Metric alarm | Total REPLACE_SELECT requests of source nodes |
| Metric alarm | Total REPLACE requests of source nodes |
| Metric alarm | Total requests of source and replica nodes |
| Metric alarm | Total SELECT requests |
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