This topic describes the limits on basic resources of Log Service.

The following table describes the limits on basic resources.
Resource Limit Remarks
Project You can create a maximum of 50 projects for an Alibaba Cloud account. To increase the quota, submit a ticket.
Logstore You can create a maximum of 200 Logstores for a project. To increase the quota, submit a ticket.
Shard
  • You can create a maximum of 200 shards for a project.
  • When creating a Logstore in the console, you can create a maximum of 10 shards in the Logstore. When creating a Logstore by using the API, you can create a maximum of 100 shards in the Logstore. You can split shards to increase the number of shards no matter how you create a Logstore.
To increase the quota, submit a ticket.
Logtail configuration You can create a maximum of 100 Logtail configurations for a project. To increase the quota, submit a ticket.
Log retention time You can permanently retain logs.

You can also customize the log retention time from 1 to 3,000 days.

N/A
Server group You can create a maximum of 100 server groups for a project. To increase the quota, submit a ticket.
Consumer group You can create a maximum of 20 consumer groups for a Logstore. You can delete consumer groups that are no longer used.
Saved search You can create a maximum of 100 saved searches for a project. N/A
Dashboard
  • You can create a maximum of 100 dashboards for a project.
  • You can add a maximum of 50 charts to a dashboard.
N/A
Log entry
  • The maximum size of a log entry collected through the API is 1 MB.
  • The maximum size of a log entry collected through a Logtail is 512KB.
N/A
Field name The maximum size of a field name in a log entry is 128 bytes. N/A
Field value The maximum size of a field value in a log entry is less than 1 MB. N/A
Log group The maximum size of a log group is 5 MB. N/A
Alert
  • You can create a maximum of 100 alerts for a project.
  • If you select the SMS method to receive alert notifications, you can receive up to 50 messages per day with a phone number.
  • If you select the Voice method to receive alert notifications, you can receive up to 50 voice calls per day with a phone number.
  • If you select the Email method to receive alert notifications, you can receive up to 100 emails per day with a phone number.
To increase the quota, submit a ticket.