OpenSearch:Limits

Item

Limit

Maximum number of tables for a single instance

Specifications of a single Searcher worker < 8 cores: 10

8 cores ≤ Specifications of a single Searcher worker < 16 cores: 20

Specifications of a single Searcher worker ≥ 16 cores: 30

Table name

A table name can contain up to 20 characters in length. It can contain letters, digits, and underscores (_) and must start with a letter.

Item

Limit

Data push speed

We recommend that the speed does not exceed 10 MB/s. If this limit is exceeded, the system may automatically perform throttling.

Data push size

• The maximum size for a single batch push is 2 MB. If this limit is exceeded, the request will fail.

• A single field of the TEXT type cannot exceed 1 MB in size. If this limit is exceeded, data processing will fail.

Item

Value

Query

• HTTP supports both GET and POST request methods. The length of a query in a GET request cannot exceed 30 KB.

• If the query length exceeds 30 KB, use a RESTful API. For more information, see Call RESTful APIs to initiate search requests.