Help Center > > User Guide> Intelligent O&M> Intelligent O&M for GaussDB(for openGauss) DB Instance> Performance> Multiple Nodes with Single Metric

Multiple Nodes with Single Metric

Updated at: Jun 09, 2021 GMT+08:00

Intelligent O&M allows you to view the performance of the same metric on multiple instances so that you can compare the metric performance.

Procedure

  1. Log in to the GaussDB(for openGauss) console.
  2. Apply for Intelligent O&M according to Intelligent O&M.
  3. Locate your desired instance and click Details to go to the Intelligent O&M overview page.
  4. Choose Performance > Multiple Nodes with Single Metric.
  5. Click Select Node to select instances. A maximum of 5 instances can be selected, and the type of the selected instances must be the same.
  6. Click Select Metric and select the instance metrics to display.

    Table 1 Instance metrics

    Category

    Metric

    Description

    CPU

    CPU Usage

    CPU usage of the monitored object (Unit: %)

    CPU Load

    Average CPU load over the past 1, 5, and 15 minutes. The value is obtained using the w command.

    CPU Load in Past 1 Minute

    Average CPU load over the past 1 minute. The value is obtained using the w command.

    Memory

    Memory Usage

    Memory usage of the monitored object (Unit: %)

    Available Memory

    Memory available to the operating system (Unit: GB)

    Network

    Data Transfer In

    Average number of bytes sent by the VM of the monitored object in a measurement period (Unit: KB/s)

    Data Transfer Out

    Average number of bytes received by the VM of the monitored object in a measurement period (Unit: KB/s)

    Other Metrics

    -

    -

  7. Click OK.
  8. View the metric details in the last 1 hour, 12 hours, 1 day, 2 days, 7 days, or customize a time range (no more than two weeks).
  9. Click the Performance Trends Comparisons tab, select the desired metrics, and click OK.
  10. View the metric details in a specified time range within the past week.
  11. Click Full Screen for a clear view.

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