Restriction Item | Description |
Metric name | Supports English letters, numbers, underscores, and colons. It should conform to the regular expression [a-zA-Z_:][a-zA-Z0-9_:]*. |
Label name | Supports English letters, numbers, and underscores. It should conform to the regular expression [a-zA-Z_][a-zA-Z0-9_]*. |
Label value | No special restrictions, supporting all types of Unicode characters. |
Sample value | A float64 type value |
Sample timestamp | Millisecond precision |
Metric upload frequency control | Related to the number of partitions. The maximum number of partitions is 50, and the partition write request limit for individual topics is 500 QPS. It is recommended to enable partition auto-split during metric topic creation. |
Metric upload flow control | Related to the number of partitions. The maximum number of partitions is 50, and the partition write traffic limit for individual topics is 5 MB/s. It is recommended to enable partition auto-split during metric topic creation. |
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