decommission wdqs100[12]
Open, Needs TriagePublic

Description

Once wdqs100[45] are setup and serving traffic (T171210), wdqs100[12] can be decommissioned (see docs).

  • - 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
  • - remove site.pp (replace with role::spare if system isn't shut down immediately during this process.) -> replaced with role::spare::system

START NON-INTERRUPPTABLE STEPS

  • - disable puppet on host
  • - remove all remaining puppet references (include role::spare)
  • - power down host
  • - disable switch port
  • - switch port assignment noted on this task (for later removal)
  • - remove production dns entries
  • - puppet node clean, puppet node deactivate, salt key removed

END NON-INTERRUPPTABLE STEPS

  • - system disks wiped (by onsite)
  • - system unracked and decommissioned (by onsite), update racktables with result
  • - switch port configration removed from switch once system is unracked.
  • - mgmt dns entries removed.
Gehel created this task.Mon, Sep 11, 4:12 PM
Restricted Application added a subscriber: Aklapper. · View Herald TranscriptMon, Sep 11, 4:12 PM
Gehel updated the task description. (Show Details)Mon, Sep 11, 4:13 PM
Gehel updated the task description. (Show Details)

Mentioned in SAL (#wikimedia-operations) [2017-09-13T16:28:31Z] <gehel> starting decommissioning of wdqs100[12] - T175595

Change 377797 had a related patch set uploaded (by Gehel; owner: Gehel):
[operations/puppet@production] wdqs - decommissioning wdqs100[12]

https://gerrit.wikimedia.org/r/377797

Was ldf server moved from wdqs1001? If not we should move it first thing.

Gehel updated the task description. (Show Details)Wed, Sep 13, 4:36 PM

Change 377797 merged by Gehel:
[operations/puppet@production] wdqs - decommissioning wdqs100[12]

https://gerrit.wikimedia.org/r/377797

Gehel reassigned this task from Gehel to RobH.
Gehel added a subscriber: RobH.

@RobH I think my job is done here, let me know if you need anything else from me.

Gehel updated the task description. (Show Details)Wed, Sep 13, 4:56 PM

Change 377801 had a related patch set uploaded (by Gehel; owner: Gehel):
[wikidata/query/deploy@master] decomission wdqs100[12]

https://gerrit.wikimedia.org/r/377801

Change 377801 merged by Smalyshev:
[wikidata/query/deploy@master] decomission wdqs100[12]

https://gerrit.wikimedia.org/r/377801