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SCF has certain quota limits for each user account.
Quota Limits
The quota limits for a user account are as follows:
| Item | Default quota limit |
|---|---|
| Maximum number of functions per region | 20 |
| Maximum number of concurrent executions per function | 20 |
| Maximum number of triggers per function | 4, where the maximum quantity is 2 for timer triggers, COS triggers, CMQ triggers, and Ckafka triggers, respectively |
The limits for the function runtime environment are as follows:
| Item | Quota limit |
|---|---|
| Memory allocation | 128-1,536 MB, in increments of 128 MB |
| Temporary cache space, i.e., size of the /tmp directory | 512 MB |
| Function execution duration | 1-300 seconds |
| Number of file descriptors | 1,024 |
| Total processes and threads | 1,024 |
| Sync request event size | 6 MB |
| Sync request response size | 6 MB |
| Async request event size | 128 KB |
Increasing Limits
Currently, limits that can be increased include:
- Maximum number of functions per region
- Maximum number of concurrent executions per function
- Maximum number of triggers per function
To increase the limits, please submit a ticket and state the desired items and quantities.
