Resource limits

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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
MLflow Model Serving payload size 16 MB Model Serving endpoint All Yes
MLflow Model Serving throughput target (not guaranteed) 200 queries per second Model Serving endpoint 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 credential 200 Metastore All No
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