In OceanBase Cloud, an instance refers to an OceanBase database instance and the required resources associated with it, such as server nodes and VPCs. After you create an instance in the OceanBase Cloud console, you can view the details of all OceanBase instances in the current project.
View basic information of an instance
You can click the name of an instance in the instance list to go to the Overview page of the instance to view the basic information of the instance.
| Parameter | Description |
|---|---|
| Type | The type of the instance. |
| Cloud Vendor | The cloud service provider of the instance. |
| Region | The region to which the instance belongs. |
| Deployment Mode | The deployment mode of the instance. |
| Full-featured Replicas | The number of full-featured replica nodes of the instance. |
| Read-only Replicas | The number of read-only replica nodes of the instance. |
| Zone | The zone to which the instance belongs. |
| Storage Architecture | The storage architecture of the instance. |
| Storage Disk Type | The storage disk type of the instance.
|
| Compute | The specification of a single node of the instance. |
| IOPS | The maximum IOPS of a single node of the instance.
NoteIn the current version, only instances purchased through Alibaba Cloud, Huawei Cloud, and AWS support viewing IOPS information. |
| Created At | The creation time of the instance. |
| Database Version | The OceanBase Database version of the instance. |
| Major Compaction | The time point at which the instance performs major compaction daily. You can initiate a major compaction or modify the compaction time from the Actions drop-down list. For more information, see Major compactions. |
| Maintenance Window | The maintenance window of the instance. |
| JVM-dependent Services | The status of the JVM environment dependency services of the instance. For more information, see Manage the JVM environment dependency services
NoteThis feature is available only to allowlist users. If you want to use this feature, contact Technical Support. |
| Tag | The tags of the instance. For more information, see Manage tags. |
You can also view the size and utilization of CPU, memory, and storage of the instance on the left.
View performance monitoring metrics
You can view the performance monitoring metrics including QPS, TPS, and average SQL statement processing time of the current instance in the Performance Monitoring section. You can also click View All in the upper right corner to view more instance monitoring metrics. For more information, see View database performance monitoring metrics.
| Monitoring item | Metric | Unit | Description |
|---|---|---|---|
| QPS | sql_all_count | time/s | The number of SQL statements processed per second. |
| TPS | transaction_count | time/s | The number of transactions processed per second. |
| Average SQL Statement Processing Time | sql_all_rt | ms | The average SQL statement processing time. |
View the topology
In the topology section, you can view the deployment status of the current instance. You can also perform the following operations based on the actual resource usage of the instance.
In the tenant section, you can click the tenant name to quickly enter the Overview page of the tenant. For more information, see Tenant overview.
Related operations
On the Overview page of the instance, you can perform the following actions: