Hello, db1024 is now ready to be decomissioned

• - all system services confirmed offline from production use
• MySQL is stopped and the host has been removed from db-eqiad.php, db-codfw.php, added to spare to site.pp, removed from dhcp, downtimed on icinga, removed from tendril and removed from software repo: https://gerrit.wikimedia.org/r/#/c/352087/ https://gerrit.wikimedia.org/r/#/c/352093/ https://gerrit.wikimedia.org/r/#/c/352088/
• - 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/heira/dsh config removed
• - remove site.pp (replace with role::spare if system isn't shut down immediately during this process.)

START NON-INTERRUPPTABLE STEPS

• - disable puppet on host
• - remove all remaining puppet references (include role::spare) https://gerrit.wikimedia.org/r/#/c/352044/
• - power down host
• - disable switch port & change switch port label to asset tag
• - remove production dns entries & remove hostname entries in mgmt dns https://gerrit.wikimedia.org/r/#/c/352045/
• - puppet node clean, puppet node deactivate, salt key removed

END NON-INTERRUPPTABLE STEPS

• - system disks wiped (by onsite)
• - remove hostname label, remove hostname from visible label field in racktables (by onsite)
• - system removed from rack