# AI Platform Notebooks V1 API - Module Google::Cloud::Notebooks::V1::RuntimeSoftwareConfig::PostStartupScriptBehavior (v1.6.0)

1.6.0 (latest) 1.5.0 1.4.0 1.3.1 1.2.0 1.1.0 1.0.1 0.11.0 0.10.0 0.9.1 0.8.2 0.7.0 0.6.1 0.5.0 0.4.2 0.3.0 0.2.1 0.1.0 Reference documentation and code samples for the AI Platform Notebooks V1 API module Google::Cloud::Notebooks::V1::RuntimeSoftwareConfig::PostStartupScriptBehavior.

Behavior for the post startup script.

## Constants

### POST_STARTUP_SCRIPT_BEHAVIOR_UNSPECIFIED

**value:** 0  
Unspecified post startup script behavior. Will run only once at creation.

### RUN_EVERY_START

**value:** 1  
Runs the post startup script provided during creation at every start.

### DOWNLOAD_AND_RUN_EVERY_START

**value:** 2  
Downloads and runs the provided post startup script at every start.