Help Center/ Huawei Cloud Flexus_Huawei Cloud Flexus RDS/ User Guide/ Logs/ Viewing and Downloading Error Logs of a FlexusRDS Instance
Updated on 2024-08-28 GMT+08:00
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Viewing and Downloading Error Logs of a FlexusRDS Instance

FlexusRDS log management allows you to view database-level logs, including error logs and slow SQL query logs.

Error logs help you analyze problems with databases. You can download error logs for further analysis.

You can view error logs generated within the last month.

Viewing Log Details

  1. In the instance list, click the target instance name.
  2. Click the Logs tab. On the Error Logs tab page, view details about error logs.

    • You can select a log level in the upper right corner to view logs of the selected level.

      For FlexusRDS instances, the following levels of logs are displayed:

      • All log levels
      • ERROR
      • WARNING
      • NOTE
    • Error logs are displayed in log loading mode. There is no upper limit on the number of log records displayed within the query time range, and the total number of log records is not displayed.
    • You can click in the upper right corner to view logs generated in different time segments.
    • If the description of a log is truncated, locate the log and move your pointer over the description in the Description column to view details.

Downloading an Error Log

  1. In the instance list, click the target instance name.
  2. Click the Logs tab and click Download Logs on the right.
  3. Locate the log file whose status is Preparation completed and click Download in the Operation column.

    Figure 1 Downloading an Error Log
    • The system automatically loads the downloading preparation tasks. The loading duration is determined by the log file size and network environment.
      • When the log is being prepared for download, the log status is Preparing.
      • When the log is ready for download, the log status is Preparation completed.
      • If the preparation for download fails, the log status is Abnormal.

      Logs in the Preparing or Abnormal status cannot be downloaded.

    • If the size of a log to be downloaded is greater than 40 MB, you need to use OBS Browser+ to download it. For details, see Method 1: Using OBS Browser+.
    • The download link is valid for 5 minutes. After the download link expires, a message is displayed indicating that the download link has expired. If you need to redownload the log, click OK.
    • The downloaded logs contain only the logs of the primary node.

Parent topic: Logs