Resource limits
The following tables list various numerical limits for Azure Databricks resources. For additional information about Azure Databricks resource limits, see each individual resource's overview documentation.
Unless otherwise noted, for limits where Fixed is No, you can request a limit increase through your Azure Databricks account team.
| Resource | Metric | Limit | Scope | Regions | Fixed | Notes |
|---|---|---|---|---|---|---|
| CIDR Notation | IP Access | 1000 | Account | All | Yes | |
| CIDR Notation | IP Access | 1000 | Workspace | All | Yes | |
| Clusters | Attached notebooks or execution contexts | 145 | Cluster | All | Yes | |
| Dashboards (Legacy) | Widgets | 1000 | Legacy dashboard | All | Yes | |
| Delta Live Tables | Concurrent pipeline updates | 100 | Workspace | All | Yes | |
| Delta Sharing | Provider | 1000 | Metastore | All | No | |
| Delta Sharing | Recipient | 5000 | Metastore | All | No | |
| Delta Sharing | Share | 1000 | Metastore | All | No | |
| Delta Sharing | Table | 1000 | Share | All | No | |
| Delta Sharing | Volume | 1000 | Share | All | No | |
| Delta Sharing | Model | 1000 | Share | All | No | |
| Delta Sharing | Function | 1000 | Share | All | No | |
| Delta Sharing | Schema | 500 | Share | All | No | |
| Delta Sharing | Notebook | 100 | Share | All | No | |
| Git folders | Working branch size | 500 MB | Git folder | All | Yes | |
| Git folders | Number of notebooks | 5000 | Git folder | All | Yes | |
| Git folders | Total number of files (including notebooks) | 10000 | Git folder | All | Yes | |
| Identity | Direct group memberships | 1500 | Account | All | Yes | Only includes direct parent groups. Nested groups are not included in the limit. |
| Identity | Groups | 5000 | Account | All | Yes | |
| Identity | Layers of nested groups | 10 | Account | All | Yes | |
| Identity | Users and Service Principals | 10000 | Account | All | No | |
| Jobs | Created per hour | 10000 | Workspace | All | Yes | |
| Jobs | Tasks running simultaneously | 2000 | Workspace | All | Yes | |
| Jobs | Saved jobs | 10000 | Workspace | All | Yes | |
| MLflow | Experiment tracking total metric steps | 1M | MLflow run | All | Yes | |
| MLflow | Experiment tracking parameters | 1600 | MLflow run | All | Yes | |
| MLflow | Experiment tracking tags | 1600 | MLflow run | All | Yes | |
| MLflow | Experiment tracking runs | 500k | MLflow experiment | All | Yes | |
| MLflow | Experiment tracking tags | 1000 | MLflow experiment | All | Yes | |
| Notebook | Commands | 10000 | Notebook | All | Yes | |
| Notebook | Dashboards | 1000 | Notebook | All | Yes | |
| Notebook | Comments | 1000 | Notebook | All | Yes | |
| Query | Visualizations | 1000 | Query | All | Yes | |
| Query snippets | Total number | 10000 | Workspace | All | Yes | |
| Resource groups | Maximum | 980 | Subscription | All | Yes | |
| Resource groups | Resources of any type per resource group | 800 | Subscription | All | Yes | For exceptions see Resources not limited to 800 instances per resource group. |
| Secrets | Scopes | 1000 | Workspace | All | No | |
| SQL warehouses | Total number | 1000 | Workspace | All | Yes | |
| Storage | Egress for general-purpose v2 and blob storage accounts | 50 Gpbs | Subscription | All | Yes | |
| Storage | Storage accounts | 250 | Per region per subscription | All | Yes | |
| Unity Catalog | Table | 10000 | Schema | All | No | |
| Unity Catalog | Table | 1000000 | Metastore | All | Yes | |
| Unity Catalog | Volume | 10000 | Schema | All | No | |
| Unity Catalog | Volume | 100000 | Metastore | All | No | |
| Unity Catalog | Function | 10000 | Schema | All | No | |
| Unity Catalog | Registered model | 1000 | Schema | All | No | |
| Unity Catalog | Registered model | 5000 | Metastore | All | No | |
| Unity Catalog | Model version | 10000 | Registered model | All | Yes | |
| Unity Catalog | Model version | 100000 | Metastore | All | Yes | |
| Unity Catalog | Schema | 10000 | Catalog | All | No | |
| Unity Catalog | Catalog | 1000 | Metastore | All | No | |
| Unity Catalog | Connection | 1000 | Metastore | All | No | |
| Unity Catalog | Storage and service credential | 200 | Metastore | All | No | The quota includes the combined total of both storage and service credentials |
| Unity Catalog | External location | 10000 | Metastore | All | No | |
| Virtual machines | Maximum | 25000 | Per subscription per region | All | Yes | |
| Workspaces | Folder depth | 25 | Workspace | All | Yes | |
| Workspaces | Workspace object name length | 500 characters | Workspace | All | Yes | |
| Workspace Files | Individual file size | 500 MB | File | All | Yes |
API rate limits
| Resource | Metric | Limit | Scope | Regions | Fixed |
|---|---|---|---|---|---|
| Delta Sharing Provider API | /unity-catalog/providers requests per minute |
400 | Workspace | All | Yes |
| Delta Sharing Provider API | /unity-catalog/providers requests per second |
10 | IP address | All | No |
| Delta Sharing Recipient API | /unity-catalog/recipients requests per minute |
400 | Workspace | All | Yes |
| Delta Sharing Recipient API | /unity-catalog/recipients requests per second |
10 | IP address | All | No |
| Delta Sharing Shares API | /unity-catalog/shares requests per minute |
400 | Workspace | All | Yes |
| Delta Sharing Shares API | /unity-catalog/shares requests per second |
10 | IP address | All | No |
| Jobs API | /jobs/runs/get requests per second |
100 | Workspace | All | Yes |
| Jobs API | /jobs/runs/get-output requests per second |
20 | Workspace | All | Yes |
| Jobs API | /jobs/runs/output requests per second |
20 | Workspace | All | Yes |
| Jobs API | /jobs/list requests per second |
20 | Workspace | All | Yes |
| Jobs API | /jobs/runs/list requests per second |
30 | Workspace | All | Yes |
| Jobs API | /jobs/get requests per second |
20 | Workspace | All | Yes |
| Jobs API | /jobs/runs/export requests per second |
20 | Workspace | All | Yes |
| Jobs API | /jobs/update requests per second |
10 | Workspace | All | Yes |
| Jobs API | /jobs/runs/delete requests per second |
20 | Workspace | All | Yes |
| Jobs API | /jobs/runs/submit requests per second |
35 | Workspace | All | Yes |
| Jobs API | /jobs/runs/cancel requests per second |
10 | Workspace | All | Yes |
| Jobs API | /jobs/runs/cancel-all requests per second |
5 | Workspace | All | Yes |
| Jobs API | /jobs/run-now requests per second |
20 | Workspace | All | Yes |
| Jobs API | /jobs/create requests per second |
20 | Workspace | All | Yes |
| Jobs API | /jobs/reset requests per second |
20 | Workspace | All | Yes |
| Jobs API | /jobs/delete requests per second |
10 | Workspace | All | Yes |
| Jobs API | /jobs/can-create-job requests per second |
5 | Workspace | All | Yes |
| Jobs API | /jobs/get-acl requests per second |
5 | Workspace | All | Yes |
| Jobs API | /jobs/get-perm-level requests per second |
5 | Workspace | All | Yes |
| Jobs API | /jobs/list-permission-levels requests per second |
5 | Workspace | All | Yes |
| Jobs API | /jobs/reset-acl requests per second |
5 | Workspace | All | Yes |
| Account SCIM API | GET requests per second |
20 | Account | All | Yes |
| Account SCIM API | PATCH requests per second |
2 | Account | All | Yes |
| Account SCIM API | POST/PUT/DELETE requests per second |
5 | Account | All | Yes |
| Workspace-level SCIM API | GET requests per minute |
255 | Workspace | All | Yes |
| Workspace-level SCIM API | PATCH requests per minute |
10 | Workspace | All | Yes |
| Workspace-level SCIM API | POST/PUT/DELETE requests per minute |
35 | Workspace | All | Yes |
| Permissions API | GET requests per second |
100 | Workspace | All | Yes |
| Permissions API | PATCH / PUT requests per second |
30 | Workspace | All | Yes |
| Secrets API | requests per minute | 1100 | Workspace | All | Yes |
| Token Management API | requests per second | 40 | Workspace | All | Yes |
| Workspace API | /workspace/delete requests per second |
2 | Workspace | All | Yes |
| Workspace API | /workspace/export requests per second |
50 | Account | All | Yes |
| Workspace API | /workspace/export requests per second |
60 | Workspace | All | Yes |
| Workspace API | /workspace/import requests per second |
20 | Account | All | Yes |
| Workspace API | /workspace/import requests per second |
30 | Workspace | All | Yes |
| Workspace API | /workspace/list requests per second |
50 | Workspace | All | Yes |
| Workspace API | /workspace/mkdirs requests per second |
20 | Workspace | All | Yes |
| Git Credentials API | /git-credentials/* combined requests per second |
10 | Workspace | All | Yes |
| Git folders API | /repos/* combined requests per second |
10 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/experiments/create requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/experiments/delete requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/experiments/restore requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/experiments/update requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/experiments/set-experiment-tag requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/experiments/get requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/experiments/get-by-name requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/experiments/list requests per second |
7 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/experiments/search requests per second |
7 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/create requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/update requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/delete requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/restore requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/set-tag requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/delete-tag requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/log-param requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/log-metric requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/log-batch requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/log-inputs requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/get requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/runs/search requests per second |
7 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/metrics/get-history requests per second |
120 | Workspace | All | Yes |
| MLflow Tracking API | /mlflow/artifacts/list requests per second |
120 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/registered-models/create requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/registered-models/get requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/registered-models/update requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/registered-models/delete requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/registered-models/search requests per second |
7 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/registered-models/set-tag requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/registered-models/delete-tag requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/create requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/get requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/update requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/delete requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/transition-stage requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/transition-requests/create requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/transition-requests/approve requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/transition-requests/reject requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/search requests per second |
7 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/set-tag requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/model-versions/delete-tag requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/webhooks/create requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/webhooks/get requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/webhooks/update requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/webhooks/delete requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/webhooks/list requests per second |
40 | Workspace | All | Yes |
| MLflow Workspace Model Registry API | /mlflow/webhooks/test requests per second |
40 | Workspace | All | Yes |