Startup flags for scheduling

Knowledge Drop

Last tested: Jul 1, 2019

Startup Option Description Default Value
–scheduler-start-delay= Delay task runner startup (seconds) 60
–scheduler-threads= Number of simultaneous scheduled tasks 10
–alerts-scheduler-threads= Number of simultaneous scheduled alerts 3
–unlimited-scheduler-threads= Number of simultaneous unlimited scheduled tasks 3
–default-mailer-port= Port over which to send mail when using default mailer 587
–max-unstreamed-limit= Elevates the number of rows allowed for download without streaming 100000
–concurrent-render-jobs= Number of simultaneous PhantomJS or Chromium rendering processes 2
–scheduler-query-limit= Limits number of concurrent scheduled queries 10
–scheduler-query-timeout= Length of scheduler timeout to wait for connection 1200
-q, --queue-broker-port= Port for queue broker (used for inter-node communication in clustered environments 61616
–use-maestro Use Maestro for job orchestration Restricted Usage. Connections can use per-user credentials disabled
–staging Run server as staging (if staging is enabled, the Looker instance will not deliver to external destinations) disabled
–staging-override-email= Send emails on a staging instance to this address instead of their normal destination

Read more about them on our Looker Startup Options Documentation.