ReleaseEngineering/How To/Decommission Slave

There are a few steps that need to be followed here in order to decommission a slave.

The list of slaves in DB is available here (https://secure.pub.build.mozilla.org/slavealloc/ui/#slaves)

• In order to decommission a slave the bellow steps must be taken in this order:
  • Disable slave from production
  • Make sure is no longer attach to a master
  • Shut down machine
  • Remove from Nagios
    • From puppet sysadmin repository (modules/nagios4/manifests/prod/releng/scl3.pp)
  • Remove from Inventory
    • People from DCOps team must mark these machines as decommissioned
  • Remove from buildbot-configs
    • mozilla-tests/production_config.py or mozilla/production_config.py
  • Remove from DB

Usefull bug examples

• Bug 1396454
• Bug 1402830