| Limit identifier | Limit | Comments |
|---|---|---|
| Maximum number of Streaming Units per subscription per region | 50 | A request to increase streaming units for your subscription beyond 50 can be made by contacting Microsoft Support. |
| Maximum throughput of a Streaming Unit | 1MB/s* | Maximum throughput per SU depends on the scenario. Actual throughput may be lower and depends upon query complexity and partitioning. Further details can be found in the Scale Azure Stream Analytics jobs to increase throughput article. |
| Maximum number of inputs per job | 60 | There is a hard limit of 60 inputs per Stream Analytics job. |
| Maximum number of outputs per job | 60 | There is a hard limit of 60 outputs per Stream Analytics job. |
| Maximum number of functions per job | 60 | There is a hard limit of 60 functions per Stream Analytics job. |
| Maximum number of Streaming Units per job | 120 | There is a hard limit of 120 Streaming Units per Stream Analytics job. |
| Maximum number of jobs per region | 1500 | Each subscription may have up to 1500 jobs per geographical region. |
| Reference data blob MB | 100 | Reference data blobs cannot be larger than 100 MB each. |