Managing Tags

You can tag log groups, log streams, host groups, and log ingestion configurations.

Tagging a Log Group

Users can add, delete, modify, and query tags on the log group page.

Log in to the management console and choose Management & Deployment > Log Tank Service. The Log Management page is displayed by default.
Move the cursor to the Tags column of the target log group and click .
On the Edit page that is displayed, click Add Tags and enter a tag key and value. If you enable Apply to Log Stream, the tag will be synchronized to all log streams in the log group.
- A tag key can contain only UTF-8 letters, digits, spaces, and the following special characters _.:=+-@. Do not start with an underscore (_).
- A tag value can contain only UTF-8 letters, digits, spaces, and the following special characters _.:/=+-@.
- To add multiple tags, repeat this step.
- To delete a tag, click Delete in the Operation column of the tag.
- A tag key can contain up to 128 characters, and a tag value can contain up to 255 characters.
- A tag key must be unique.
- If a tag is used by a transfer task, you need to modify the task configuration after deleting the tag.
Click OK.
On the Log Management page, you can view the added tags in the Tags column of the log group.

Tagging a Log Stream

You can add, delete, modify, and view tags on the log stream list page. When you manage the tags of a single log stream, the changes will not be synchronized to other streams.

Click in front of the name of the target log group.
Move the cursor to the Tags column of the target log stream and click .
On the Edit page that is displayed, click Add Tags and enter a tag key and value.
- A tag key can contain only UTF-8 letters, digits, spaces, and the following special characters _.:=+-@. Do not start with an underscore (_).
- A tag value can contain only UTF-8 letters, digits, spaces, and the following special characters _.:/=+-@.
- To add multiple tags, repeat this step.
- To delete a tag, click Delete in the Operation column of the tag.
- A tag key can contain up to 128 characters, and a tag value can contain up to 255 characters.
- A tag key must be unique.
- If a tag is used by a transfer task, you need to modify the task configuration after deleting the tag.
Click OK.
In the log stream list, you can view the system tags and added custom tags in the Tags column of the log stream.

Tagging a Host Group

You can add, delete, modify, and view tags of host groups. When you manage the tags of a single host group, the changes will not be synchronized to other groups.

Choose Host Management > Host Groups in the navigation pane.
Locate the target host group and click Configure Tag in the Operation column.
On the Edit page that is displayed, click Add Tags and enter a tag key and value.
- A tag key can contain only UTF-8 letters, digits, spaces, and the following special characters _.:=+-@. Do not start with an underscore (_).
- A tag value can contain only UTF-8 letters, digits, spaces, and the following special characters _.:/=+-@.
- To add multiple tags, repeat this step.
- To delete a tag, click Delete in the Operation column of the tag.
- A tag key can contain up to 128 characters, and a tag value can contain up to 255 characters.
- A tag key must be unique.
Click OK. You can view the added tags in the Tags column of the host group.

Tagging a Log Ingestion Configuration

You can add, delete, modify, and view tags of log ingestion configurations. When you manage the tags of a single log ingestion configuration, the changes will not be synchronized to other configurations.

In the navigation pane, choose Log Ingestion > Ingestion Management.
Locate the target log ingestion configuration and click Configure Tag in the Operation column.
On the Edit page that is displayed, click Add Tags and enter a tag key and value.
- A tag key can contain only UTF-8 letters, digits, spaces, and the following special characters _.:=+-@. Do not start with an underscore (_).
- A tag value can contain only UTF-8 letters, digits, spaces, and the following special characters _.:/=+-@.
- To add multiple tags, repeat this step.
- To delete a tag, click Delete next to the tag on the tag management dialog box.
- A tag key can contain up to 128 characters, and a tag value can contain up to 255 characters.
- A tag key must be unique.
Click OK. You can view the added tags in the Tags column of the log ingestion configuration.