> ## Documentation Index > Fetch the complete documentation index at: https://api-docs.sevalla.com/llms.txt > Use this file to discover all available pages before exploring further. # Update process > Update the configuration of an existing process. Only the provided fields are changed - all other fields retain their current values. Changes to resource type, scaling, or probes take effect on the next deployment. Protocol changes are applied asynchronously. ## OpenAPI ````yaml https://api.sevalla.com/v3/openapi.json patch /applications/{id}/processes/{process_id} openapi: 3.1.0 info: title: Sevalla API docs version: 1.0.0 servers: - url: https://api.sevalla.com/v3 security: - bearerAuth: [] paths: /applications/{id}/processes/{process_id}: patch: tags: - Applications summary: Update process description: >- Update the configuration of an existing process. Only the provided fields are changed - all other fields retain their current values. Changes to resource type, scaling, or probes take effect on the next deployment. Protocol changes are applied asynchronously. operationId: updateProcessV3 parameters: - schema: type: string format: uuid pattern: >- ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$ example: fb5e5168-4281-4bec-94c5-0d1584e9e657 in: path name: id required: true description: Application identifier - schema: type: string format: uuid pattern: >- ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$ example: fb5e5168-4281-4bec-94c5-0d1584e9e657 in: path name: process_id required: true description: Process identifier requestBody: required: true content: application/json: schema: type: object properties: display_name: type: string minLength: 1 maxLength: 255 description: Human-readable name for the process shown in the dashboard example: web entrypoint: type: string maxLength: 1024 description: Command used to start the process example: npm start resource_type_id: type: string description: >- Identifier of the process resource type (machine size) to assign. Use the List Process Resource Types endpoint to retrieve available options. example: fb5e5168-4281-4bec-94c5-0d1584e9e657 scaling_strategy: oneOf: - type: object properties: type: type: string description: Manual scaling type enum: - manual config: type: object properties: instanceCount: type: integer minimum: 0 maximum: 50 description: Number of instances to run example: 1 required: - instanceCount description: Manual scaling configuration required: - type - config - type: object properties: type: type: string description: Horizontal auto-scaling type enum: - horizontal config: type: object properties: minInstanceCount: type: integer minimum: 0 maximum: 50 description: Minimum number of instances example: 1 maxInstanceCount: type: integer minimum: 0 maximum: 50 description: Maximum number of instances example: 5 targetCpuPercent: description: >- Target CPU utilization percentage for autoscaling example: 70 anyOf: - type: integer minimum: 1 maximum: 100 - type: 'null' targetMemoryPercent: description: >- Target memory utilization percentage for autoscaling example: 80 anyOf: - type: integer minimum: 1 maximum: 100 - type: 'null' scaleUpIntervalSeconds: description: >- Cooldown period in seconds between scale-up events example: 60 anyOf: - type: integer minimum: 1 maximum: 60000 - type: 'null' scaleUpIncrement: description: Number of instances to add per scale-up event example: 1 anyOf: - type: integer minimum: 1 maximum: 5 - type: 'null' scaleDownIntervalSeconds: description: >- Cooldown period in seconds between scale-down events example: 120 anyOf: - type: integer minimum: 1 maximum: 60000 - type: 'null' scaleDownIncrement: description: >- Number of instances to remove per scale-down event example: 1 anyOf: - type: integer minimum: 1 maximum: 5 - type: 'null' required: - minInstanceCount - maxInstanceCount description: Horizontal auto-scaling configuration required: - type - config description: Scaling configuration for the process port: description: Port number the process listens on for incoming connections example: 8080 type: integer minimum: 1 maximum: 65535 is_ingress_enabled: type: boolean description: >- Whether external traffic routing is enabled for this process. Only applicable to web processes. example: true ingress_protocol: description: >- Ingress protocol for the process. `http` - standard HTTP/HTTPS traffic. `grpc` - gRPC protocol. Only applicable to web processes. The change is applied asynchronously by syncing the ingress configuration. example: http type: string enum: - http - grpc schedule: description: >- Cron expression defining the execution schedule. Only applicable to cron processes. example: 0 */6 * * * type: string maxLength: 100 time_zone: description: >- IANA time zone for the cron schedule. Only applicable to cron processes. example: America/New_York type: string maxLength: 100 job_start_policy: description: >- When the job process should run relative to deployments. `beforeDeployment` - run before the deployment starts. `afterSuccessDeployment` - run after a successful deployment. `afterFailedDeployment` - run after a failed deployment. Only applicable to job processes. example: beforeDeployment type: string enum: - beforeDeployment - afterSuccessDeployment - afterFailedDeployment liveness_probe: description: >- Kubernetes liveness probe configuration. Only applicable to web processes. type: object properties: exec: description: Exec-based probe - runs a command inside the container anyOf: - type: object properties: command: type: array items: type: string description: Command to execute inside the container required: - command - type: 'null' httpGet: description: HTTP GET probe - performs an HTTP GET request anyOf: - type: object properties: path: description: Path to access on the HTTP server example: /health anyOf: - type: string - type: 'null' port: description: Port number to access on the container example: 8080 anyOf: - type: integer minimum: 1 maximum: 65535 - type: 'null' host: description: Host name to connect to anyOf: - type: string - type: 'null' scheme: description: >- Scheme to use for connecting to the host. `HTTP` or `HTTPS` example: HTTP anyOf: - type: string enum: - HTTP - HTTPS - type: 'null' httpHeaders: description: Custom headers to set in the request anyOf: - type: array items: type: object properties: name: type: string description: Header name example: X-Custom-Header value: type: string description: Header value example: custom-value required: - name - value - type: 'null' - type: 'null' tcpSocket: description: TCP socket probe - checks if a TCP port is open anyOf: - type: object properties: host: description: Host name to connect to anyOf: - type: string - type: 'null' port: type: integer minimum: 1 maximum: 65535 description: Port number to connect to example: 8080 required: - port - type: 'null' initialDelaySeconds: description: >- Seconds after the container starts before the probe is initiated example: 0 anyOf: - type: integer minimum: 0 maximum: 9007199254740991 - type: 'null' periodSeconds: description: How often in seconds to perform the probe example: 10 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' timeoutSeconds: description: Seconds after which the probe times out example: 120 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' successThreshold: description: >- Minimum consecutive successes for the probe to be considered successful example: 1 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' failureThreshold: description: >- Minimum consecutive failures for the probe to be considered failed example: 3 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' readiness_probe: description: >- Kubernetes readiness probe configuration. Only applicable to web processes. type: object properties: exec: description: Exec-based probe - runs a command inside the container anyOf: - type: object properties: command: type: array items: type: string description: Command to execute inside the container required: - command - type: 'null' httpGet: description: HTTP GET probe - performs an HTTP GET request anyOf: - type: object properties: path: description: Path to access on the HTTP server example: /health anyOf: - type: string - type: 'null' port: description: Port number to access on the container example: 8080 anyOf: - type: integer minimum: 1 maximum: 65535 - type: 'null' host: description: Host name to connect to anyOf: - type: string - type: 'null' scheme: description: >- Scheme to use for connecting to the host. `HTTP` or `HTTPS` example: HTTP anyOf: - type: string enum: - HTTP - HTTPS - type: 'null' httpHeaders: description: Custom headers to set in the request anyOf: - type: array items: type: object properties: name: type: string description: Header name example: X-Custom-Header value: type: string description: Header value example: custom-value required: - name - value - type: 'null' - type: 'null' tcpSocket: description: TCP socket probe - checks if a TCP port is open anyOf: - type: object properties: host: description: Host name to connect to anyOf: - type: string - type: 'null' port: type: integer minimum: 1 maximum: 65535 description: Port number to connect to example: 8080 required: - port - type: 'null' initialDelaySeconds: description: >- Seconds after the container starts before the probe is initiated example: 0 anyOf: - type: integer minimum: 0 maximum: 9007199254740991 - type: 'null' periodSeconds: description: How often in seconds to perform the probe example: 10 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' timeoutSeconds: description: Seconds after which the probe times out example: 120 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' successThreshold: description: >- Minimum consecutive successes for the probe to be considered successful example: 1 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' failureThreshold: description: >- Minimum consecutive failures for the probe to be considered failed example: 3 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' responses: '200': description: Default Response content: application/json: schema: type: object properties: id: type: string format: uuid pattern: >- ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$ description: Unique identifier for the process example: fb5e5168-4281-4bec-94c5-0d1584e9e657 app_id: anyOf: - type: string format: uuid pattern: >- ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$ - type: 'null' description: Identifier of the application this process belongs to example: fb5e5168-4281-4bec-94c5-0d1584e9e657 key: type: string minLength: 1 maxLength: 64 description: >- Unique key identifying the process within the application, derived from the Procfile entry name example: web type: anyOf: - type: string enum: - web - worker - cron - job - type: 'null' description: >- Process runtime type. `web` - HTTP server process that handles incoming web traffic. `worker` - background process that runs continuously. `cron` - scheduled process that runs at specified intervals. `job` - one-time process that runs to completion and then stops. example: web display_name: anyOf: - type: string minLength: 1 maxLength: 255 - type: 'null' description: Human-readable name for the process shown in the dashboard example: Web Process entrypoint: type: string maxLength: 1024 description: Command used to start the process example: npm start port: anyOf: - type: integer minimum: 1 maximum: 65535 - type: 'null' description: >- Port number the process listens on for incoming connections example: 8080 is_ingress_enabled: type: boolean description: >- Whether external traffic routing is enabled for this process. Only applicable to web processes. example: true ingress_protocol: anyOf: - type: string enum: - http - grpc - type: 'null' description: >- Protocol used for ingress traffic. `http` - standard HTTP/HTTPS traffic. `grpc` - gRPC protocol. Only applicable to web processes. example: http scaling_strategy: anyOf: - oneOf: - type: object properties: type: type: string description: Manual scaling type enum: - manual config: type: object properties: instanceCount: type: integer minimum: 0 maximum: 50 description: Number of instances to run example: 1 required: - instanceCount additionalProperties: false description: Manual scaling configuration required: - type - config additionalProperties: false - type: object properties: type: type: string description: Horizontal auto-scaling type enum: - horizontal config: type: object properties: minInstanceCount: type: integer minimum: 0 maximum: 50 description: Minimum number of instances example: 1 maxInstanceCount: type: integer minimum: 0 maximum: 50 description: Maximum number of instances example: 5 targetCpuPercent: description: >- Target CPU utilization percentage for autoscaling example: 70 anyOf: - type: integer minimum: 1 maximum: 100 - type: 'null' targetMemoryPercent: description: >- Target memory utilization percentage for autoscaling example: 80 anyOf: - type: integer minimum: 1 maximum: 100 - type: 'null' scaleUpIntervalSeconds: description: >- Cooldown period in seconds between scale-up events example: 60 anyOf: - type: integer minimum: 1 maximum: 60000 - type: 'null' scaleUpIncrement: description: >- Number of instances to add per scale-up event example: 1 anyOf: - type: integer minimum: 1 maximum: 5 - type: 'null' scaleDownIntervalSeconds: description: >- Cooldown period in seconds between scale-down events example: 120 anyOf: - type: integer minimum: 1 maximum: 60000 - type: 'null' scaleDownIncrement: description: >- Number of instances to remove per scale-down event example: 1 anyOf: - type: integer minimum: 1 maximum: 5 - type: 'null' required: - minInstanceCount - maxInstanceCount additionalProperties: false description: Horizontal auto-scaling configuration required: - type - config additionalProperties: false - type: 'null' description: Scaling configuration for the process example: type: manual config: instanceCount: 1 resource_type_id: anyOf: - type: string format: uuid pattern: >- ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$ - type: 'null' description: >- Identifier of the process resource type (machine size) assigned to this process. Use the List Process Resource Types endpoint to retrieve available options. example: fb5e5168-4281-4bec-94c5-0d1584e9e657 resource_type_name: anyOf: - type: string - type: 'null' description: >- Name of the resource type (machine size) assigned to this process example: s1 cpu_limit: anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' description: Maximum CPU allocation in millicores example: 500 memory_limit: anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' description: Maximum memory allocation in megabytes example: 512 schedule: anyOf: - type: string maxLength: 100 - type: 'null' description: >- Cron expression defining the execution schedule. Only applicable to cron processes. example: 0 * * * * time_zone: anyOf: - type: string maxLength: 100 - type: 'null' description: >- IANA time zone for the cron schedule. Only applicable to cron processes. example: America/New_York job_start_policy: anyOf: - type: string enum: - beforeDeployment - afterSuccessDeployment - afterFailedDeployment - type: 'null' description: >- When the job process should run relative to deployments. `beforeDeployment` - run before the deployment starts. `afterSuccessDeployment` - run after a successful deployment. `afterFailedDeployment` - run after a failed deployment. Only applicable to job processes. example: afterSuccessDeployment liveness_probe: anyOf: - type: object properties: exec: description: >- Exec-based probe - runs a command inside the container anyOf: - type: object properties: command: type: array items: type: string description: Command to execute inside the container required: - command additionalProperties: false - type: 'null' httpGet: description: HTTP GET probe - performs an HTTP GET request anyOf: - type: object properties: path: description: Path to access on the HTTP server example: /health anyOf: - type: string - type: 'null' port: description: Port number to access on the container example: 8080 anyOf: - type: integer minimum: 1 maximum: 65535 - type: 'null' host: description: Host name to connect to anyOf: - type: string - type: 'null' scheme: description: >- Scheme to use for connecting to the host. `HTTP` or `HTTPS` example: HTTP anyOf: - type: string enum: - HTTP - HTTPS - type: 'null' httpHeaders: description: Custom headers to set in the request anyOf: - type: array items: type: object properties: name: type: string description: Header name example: X-Custom-Header value: type: string description: Header value example: custom-value required: - name - value additionalProperties: false - type: 'null' additionalProperties: false - type: 'null' tcpSocket: description: TCP socket probe - checks if a TCP port is open anyOf: - type: object properties: host: description: Host name to connect to anyOf: - type: string - type: 'null' port: type: integer minimum: 1 maximum: 65535 description: Port number to connect to example: 8080 required: - port additionalProperties: false - type: 'null' initialDelaySeconds: description: >- Seconds after the container starts before the probe is initiated example: 0 anyOf: - type: integer minimum: 0 maximum: 9007199254740991 - type: 'null' periodSeconds: description: How often in seconds to perform the probe example: 10 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' timeoutSeconds: description: Seconds after which the probe times out example: 120 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' successThreshold: description: >- Minimum consecutive successes for the probe to be considered successful example: 1 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' failureThreshold: description: >- Minimum consecutive failures for the probe to be considered failed example: 3 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' additionalProperties: false - type: 'null' description: >- Kubernetes liveness probe configuration. Used to detect when a process is stuck and needs to be restarted. Only populated for web processes. example: httpGet: path: /health port: 8080 scheme: HTTP readiness_probe: anyOf: - type: object properties: exec: description: >- Exec-based probe - runs a command inside the container anyOf: - type: object properties: command: type: array items: type: string description: Command to execute inside the container required: - command additionalProperties: false - type: 'null' httpGet: description: HTTP GET probe - performs an HTTP GET request anyOf: - type: object properties: path: description: Path to access on the HTTP server example: /health anyOf: - type: string - type: 'null' port: description: Port number to access on the container example: 8080 anyOf: - type: integer minimum: 1 maximum: 65535 - type: 'null' host: description: Host name to connect to anyOf: - type: string - type: 'null' scheme: description: >- Scheme to use for connecting to the host. `HTTP` or `HTTPS` example: HTTP anyOf: - type: string enum: - HTTP - HTTPS - type: 'null' httpHeaders: description: Custom headers to set in the request anyOf: - type: array items: type: object properties: name: type: string description: Header name example: X-Custom-Header value: type: string description: Header value example: custom-value required: - name - value additionalProperties: false - type: 'null' additionalProperties: false - type: 'null' tcpSocket: description: TCP socket probe - checks if a TCP port is open anyOf: - type: object properties: host: description: Host name to connect to anyOf: - type: string - type: 'null' port: type: integer minimum: 1 maximum: 65535 description: Port number to connect to example: 8080 required: - port additionalProperties: false - type: 'null' initialDelaySeconds: description: >- Seconds after the container starts before the probe is initiated example: 0 anyOf: - type: integer minimum: 0 maximum: 9007199254740991 - type: 'null' periodSeconds: description: How often in seconds to perform the probe example: 10 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' timeoutSeconds: description: Seconds after which the probe times out example: 120 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' successThreshold: description: >- Minimum consecutive successes for the probe to be considered successful example: 1 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' failureThreshold: description: >- Minimum consecutive failures for the probe to be considered failed example: 3 anyOf: - type: integer minimum: 1 maximum: 9007199254740991 - type: 'null' additionalProperties: false - type: 'null' description: >- Kubernetes readiness probe configuration. Used to determine when a process is ready to receive traffic. Only populated for web processes. example: httpGet: path: /ready port: 8080 scheme: HTTP internal_hostname: anyOf: - type: string - type: 'null' description: >- Internal Kubernetes DNS hostname for service-to-service communication within the cluster example: my-app-web.my-app-abc123.svc.cluster.local created_at: type: string format: date-time pattern: >- ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$ description: Timestamp when the process was created, in ISO 8601 format example: '2025-01-30T00:00:00.000Z' updated_at: type: string format: date-time pattern: >- ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$ description: >- Timestamp when the process was last modified, in ISO 8601 format example: '2025-01-30T00:00:00.000Z' required: - id - app_id - key - type - display_name - entrypoint - port - is_ingress_enabled - ingress_protocol - scaling_strategy - resource_type_id - resource_type_name - cpu_limit - memory_limit - schedule - time_zone - job_start_policy - liveness_probe - readiness_probe - internal_hostname - created_at - updated_at additionalProperties: false '400': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Bad request status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 400 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false '401': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Unauthorized status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 401 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false '403': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Forbidden status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 403 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false '404': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Not found status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 404 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false '429': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Too many requests status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 429 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false '500': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Internal Server Error status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 500 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false components: securitySchemes: bearerAuth: type: http scheme: bearer description: >- API key authentication. Pass your API key as a Bearer token in the Authorization header. ````