And move bigbrother to tools-services. The two cron machines will be in cold-standby-failover mode (aka, someone has to explicitly start them to perform failover). They'll also be trusty and have more RAM / CPU than current machine.
Customize query in gerrit
So failover should be:
- Stop cron in active (or shut it down)
- Clean out / Backup all the active crontabs in active (note that there's also a puppet initiated backup onto NFS every 20mins)
- Copy crontabs from backup to new host
- Set hiera variable
- Run puppet on the bastions