wait 4 minutes between instance rolls, helps with 2-node upgrade scenarios
wait 4 minutes between instance rolls, helps with 2-node upgrade scenarios

gozer/bugzilla.mozilla.org,mozilla-bteam/bmo-nubis,tinnightcap/bugzilla.mozilla.org,gozer/bugzilla.mozilla.org,tinnightcap/bugzilla.mozilla.org,mozilla-bteam/bmo-nubis,gozer/bugzilla.mozilla.org,mozilla-bteam/bmo-nubis,tinnightcap/bugzilla.mozilla.org