doc-exports/docs/rds/umn/rds_pg_08_0025.html

Introduction to Instance Overview

On the Overview page, you can get knowledge of the overall status of your RDS for PostgreSQL instance, including alarms, intelligent anomaly diagnosis, and key performance metrics. DBA Assistant diagnoses instance health using operational data analytics and intelligent algorithms, and provides you with solutions and suggestions for handling detected exceptions.

Functions

Table 1 lists the functions provided on the Overview page.

Table 1 Function description

Function	Description
Instance Information	Shows basic information about your instance and allows you to modify the instance. Basic Information This area displays the DB instance name/ID, description, AZ, and enterprise project, and allows you to configure a maintenance window, configure SSL, and reset root password. Configurations This area displays the DB engine version, and allows you to switch between the primary and standby nodes, change the instance class, scale up storage. Connectivity This area displays the VPC and subnet, and allows you to change the floating IP address, change the database port, and manage security groups.
Alarms	To view alarm details, click the number next to an alarm severity.
Intelligent Anomaly Diagnosis	Shows the health status of your instance based on operational data analytics and intelligent algorithms.
Performance Monitoring	Shows key performance metrics of the instance, including the CPU usage, memory usage, number of SQL statements executed for more than 3s, and connections.
Storage & Backup	Shows the storage space and backup space usage of your instance, and allows you to scale up the storage.

Instance Information

1. Log in to the management console.
2. Click in the upper left corner and select a region and a project.
3. Click Service List. Under Database, click Relational Database Service. The RDS console is displayed.
4. On the Instances page, click the target instance name to go to the Overview page.
5. In the Instance Information area, check the instance information and modify the instance as required.

Alarms

In the Alarms area, check alarm information of your instance.

Based on the configured alarm rules, you can see active alarms of your instance, including alarms in the Alarm (metric) or Triggered (event) state.

• To check all alarm records, click All Alarms.
• To configure alarm rules, click Alarm Settings.
• To check alarms over time, select a time window in the upper part of the Alarms area.

  The time window can be last 1 hour, last 6 hours, last 12 hours, last 24 hours, last 7 days, last 30 days, or a custom time period.

Intelligent Anomaly Diagnosis

In the Intelligent Anomaly Diagnosis area, view the health diagnosis results of your instance.

Intelligent Anomaly Diagnosis provides diagnosis results for the check items in the past 5 minutes. If any diagnosis result is abnormal, the check item is abnormal in the past 5 minutes.

Performance Monitoring

In the Performance Monitoring area, you can view the vCPUs (used/total), memory (used/total), number of SQL statements executed for more than 3s, and connections of your instance.

• To check all metrics, click Real-Time Monitoring to go to the DBA Assistant page. For details, see Viewing Performance Metrics of a DB Instance.
• To check the analysis results of slow queries, click Slow SQL Log to go to the DBA Assistant page. For details, see Viewing Slow Query Logs of a DB Instance.
• To check metric changes over time, select a time range in the upper part.

  The time window can be last 1 hour, last 6 hours, last 12 hours, last 24 hours, last 7 days, last 30 days, or a custom time period.

Storage & Backup

In the Storage & Backup area, you can check the storage space usage and backup space usage of your instance, enable disk encryption, and scale up storage space.

Parent topic: Instance Modifications