- - all system services confirmed offline from production use
- - set all icinga checks to maint mode/disabled while reclaim/decommmission takes place.
- - remove system from all lvs/pybal active configuration
- - any service group puppet/hiera/dsh config removed
- - replace with role::spare::system
START NON-INTERRUPPTABLE STEPS
[ x] - disable puppet on host
[ x] - remove all remaining puppet references (include role::spare) https://gerrit.wikimedia.org/r/361581
[ x] - power down host
[ x] - disable switch port
[ x] - switch port assignment noted on this task (for later removal)
[x ] - remove production dns entries https://gerrit.wikimedia.org/r/361582
[ x] - puppet node clean, puppet node deactivate, salt key removed
END NON-INTERRUPPTABLE STEPS
[x ] - system disks wiped (by onsite)
[ x] - system unracked and decommissioned (by onsite), update racktables with result
[ x] - switch port configration removed from switch once system is unracked.
[ x] - mgmt dns entries removed.