Steven Junio

n8n worker

Redis

Start Redis process as root to allow for writing to the volume

Password to connect to Redis, needed for the Data panel.

Port to connect to Redis, used by the Data panel.

Default user to connect to Redis, needed for the Data panel.

URL to connect to Redis over private network.

URL to connect to Redis, used for Data panel.

n8n main instance

To properly allow private networking to the database

How old (hours) the finished execution data has to be to get hard-deleted. By default, this buffer excludes recent executions as the user may need them while building a workflow.

The execution age (in hours) before it's deleted.

Maximum number of executions to keep in the database. 0 = no limit

How often (minutes) execution data should be hard-deleted.

How often (minutes) execution data should be soft-deleted.

Whether to save data of executions when started manually.

Whether n8n saves execution data on error.

Whether to save progress for each node executed (true) or not (false).

Whether n8n saves execution data on success.

Sets a default timeout (in seconds) to all workflows after which n8n stops their execution. Users can override this for individual workflows up to the duration set in EXECUTIONS_TIMEOUT_MAX. Set EXECUTIONS_TIMEOUT to -1 to disable.

The maximum execution time (in seconds) that users can set for an individual workflow.

Whether AI features are enabled (true) or not (false). Enables Ask AI for the HTTP node.

The AI provider to use. Currently, n8n only supports OpenAI.

Provide a custom key used to encrypt credentials in the n8n database. By default n8n generates a random key on first launch.

Log output level. info, warn, error, verbose, debug

Postgres

Location where the database will be initialized

Default database created when image is started.