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Maniphest T228281

decommission db2045.codfw.wmnet
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Description

This task will track the decommission-hardware of server db2045.codfw.wmnet

The first 5 steps should be completed by the service owner that is returning the server to DC-ops (for reclaim to spare or decommissioning, dependent on server configuration and age.)

db2045

Steps for service owner:

Steps for DC-Ops:

The following steps cannot be interrupted, as it will leave the system in an unfinished state.

Start non-interrupt steps:

  • - disable puppet on host
  • - power down host
  • - update netbox status to decommissioning
  • - disable switch port
  • - switch port assignment noted on this task (for later removal) asw-b-codfw:ge-3/0/20
  • - remove all remaining puppet references (include role::spare)
  • - remove production dns entries
  • - puppet node clean, puppet node deactivate (handled by wmf-decommission-host)
  • - remove dbmonitor entries on neodymium/sarin: sudo curl -X DELETE https://debmonitor.discovery.wmnet/hosts/${HOST_FQDN} --cert /etc/debmonitor/ssl/cert.pem --key /etc/debmonitor/ssl/server.key (handled by wmf-decommission-host)

End non-interrupt steps.

  • - Label BBU as broken so it doesn't get re-used T227862
  • - system disks wiped (by onsite)
  • - IF DECOM: system unracked and decommissioned (by onsite), update netbox including status to offline
  • - IF DECOM: switch port configration removed from switch once system is unracked.
  • - IF DECOM: add system to decommission tracking google sheet
  • - IF DECOM: mgmt dns entries removed.

Details

SubjectRepoBranchLines +/-
DNS: Remove mgmt DNS for db2045operations/dnsmaster+0 -4
db2045 decomoperations/puppetproduction+0 -5
db2045 prod entry removaloperations/dnsmaster+1 -2
db2045 prod dns decomoperations/dnsmaster+1 -2
mariadb: Set db2045 to spare for decommissioningoperations/puppetproduction+6 -9
db-eqiad,db-codfw.php: Remove db2045, host will be decommissionedoperations/mediawiki-configmaster+0 -3
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Related Objects
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StatusSubtypeAssignedTask
 ResolvedNoneT208323 Predictive failures on disk S.M.A.R.T. status
 ResolvedMarosteguiT228258 Decommission db2043-db2070
 ResolvedRequestPapaulT228281 decommission db2045.codfw.wmnet

Event Timeline

Marostegui created this task.Jul 17 2019, 1:56 PM
Marostegui mentioned this in T227862: (OoW) db2045 failed battery.
Marostegui added a parent task: T228258: Decommission db2043-db2070.
Marostegui mentioned this in T228258: Decommission db2043-db2070.
Marostegui moved this task from Triage to In progress on the DBA board.Jul 17 2019, 2:01 PM
gerritbot added a comment.Jul 18 2019, 5:05 AM

Change 524081 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/mediawiki-config@master] db-eqiad,db-codfw.php: Remove db2045, host will be decommissioned

https://gerrit.wikimedia.org/r/524081

gerritbot added a project: Patch-For-Review.Jul 18 2019, 5:05 AM

Change 524081 merged by jenkins-bot:
[operations/mediawiki-config@master] db-eqiad,db-codfw.php: Remove db2045, host will be decommissioned

https://gerrit.wikimedia.org/r/524081

Stashbot added a comment.Jul 18 2019, 5:08 AM

Mentioned in SAL (#wikimedia-operations) [2019-07-18T05:08:38Z] <marostegui@deploy1001> Synchronized wmf-config/db-codfw.php: Remove db2045 from config, will be decommissioned T228281 (duration: 00m 56s)

Stashbot added a comment.Jul 18 2019, 5:09 AM

Mentioned in SAL (#wikimedia-operations) [2019-07-18T05:09:39Z] <marostegui@deploy1001> Synchronized wmf-config/db-eqiad.php: Remove db2045 from config, will be decommissioned T228281 (duration: 00m 54s)

Maintenance_bot removed a project: Patch-For-Review.Jul 18 2019, 5:10 AM
gerritbot added a comment.Jul 18 2019, 5:11 AM

Change 524082 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/puppet@production] mariadb: Set db2045 to spare for decommissioning

https://gerrit.wikimedia.org/r/524082

gerritbot added a project: Patch-For-Review.Jul 18 2019, 5:11 AM

Change 524082 merged by Marostegui:
[operations/puppet@production] mariadb: Set db2045 to spare for decommissioning

https://gerrit.wikimedia.org/r/524082

Stashbot added a comment.Jul 18 2019, 5:16 AM

Mentioned in SAL (#wikimedia-operations) [2019-07-18T05:16:12Z] <marostegui> Disable notifications on db2045 T228281

Stashbot added a comment.Jul 18 2019, 5:18 AM

Mentioned in SAL (#wikimedia-operations) [2019-07-18T05:18:49Z] <marostegui> Remove db2045 from tendril and zarcillo T228281

Stashbot added a comment.Jul 18 2019, 5:22 AM

Mentioned in SAL (#wikimedia-operations) [2019-07-18T05:22:23Z] <marostegui> Stop MySQL on db2045, host will be decommissioned T228281

Marostegui reassigned this task from Marostegui to RobH.Jul 18 2019, 5:24 AM
Marostegui updated the task description. (Show Details)
Marostegui removed projects: Patch-For-Review, DBA.

This host is ready for DC-Ops to start their decommissioning steps

Marostegui added a project: ops-codfw.Jul 18 2019, 3:04 PM
Restricted Application added a project: SRE. · View Herald TranscriptJul 18 2019, 3:04 PM
RobH moved this task from Backlog to Ready for Decommission on the decommission-hardware board.Jul 25 2019, 3:09 PM
Papaul moved this task from Backlog to Decommission on the ops-codfw board.Aug 16 2019, 3:43 PM
RobH updated the task description. (Show Details)Aug 23 2019, 11:02 PM
ops-monitoring-bot added a comment.Aug 23 2019, 11:03 PM

cookbooks.sre.hosts.decommission executed by robh@cumin1001 for hosts: db2045.codfw.wmnet

  • db2045.codfw.wmnet
    • Removed from Puppet master and PuppetDB
    • Downtimed host on Icinga
    • Downtimed management interface on Icinga
    • Removed from DebMonitor
gerritbot added a comment.Aug 23 2019, 11:06 PM

Change 531979 had a related patch set uploaded (by RobH; owner: RobH):
[operations/dns@master] db2045 prod dns decom

https://gerrit.wikimedia.org/r/531979

gerritbot added a project: Patch-For-Review.Aug 23 2019, 11:06 PM

Change 531979 abandoned by RobH:
db2045 prod dns decom

https://gerrit.wikimedia.org/r/531979

gerritbot added a comment.Aug 23 2019, 11:08 PM

Change 531980 had a related patch set uploaded (by RobH; owner: RobH):
[operations/dns@master] db2045 prod entry removal

https://gerrit.wikimedia.org/r/531980

gerritbot added a comment.Aug 23 2019, 11:09 PM

Change 531980 merged by RobH:
[operations/dns@master] db2045 prod entry removal

https://gerrit.wikimedia.org/r/531980

gerritbot added a comment.Aug 23 2019, 11:09 PM

Change 531981 had a related patch set uploaded (by RobH; owner: RobH):
[operations/puppet@production] db2045 decom

https://gerrit.wikimedia.org/r/531981

gerritbot added a comment.Aug 23 2019, 11:10 PM

Change 531981 merged by RobH:
[operations/puppet@production] db2045 decom

https://gerrit.wikimedia.org/r/531981

Maintenance_bot removed a project: Patch-For-Review.Aug 23 2019, 11:10 PM
RobH reassigned this task from RobH to Papaul.Aug 23 2019, 11:11 PM
RobH updated the task description. (Show Details)
RobH moved this task from Ready for Decommission to pending onsite steps (codfw) on the decommission-hardware board.
Papaul added a comment.Aug 29 2019, 3:03 PM
papaul@asw-b-codfw# run show interfaces ge-3/0/20 descriptions 
Interface       Admin Link Description
ge-3/0/20       down  down DISABLED
Papaul updated the task description. (Show Details)Aug 29 2019, 3:03 PM
gerritbot added a comment.Aug 29 2019, 4:07 PM

Change 533255 had a related patch set uploaded (by Papaul; owner: Papaul):
[operations/dns@master] DNS: Remove mgmt DNS for db2045

https://gerrit.wikimedia.org/r/533255

gerritbot added a project: Patch-For-Review.Aug 29 2019, 4:07 PM

Change 533255 merged by Papaul:
[operations/dns@master] DNS: Remove mgmt DNS for db2045

https://gerrit.wikimedia.org/r/533255

Papaul closed this task as Resolved.Aug 29 2019, 4:09 PM
Papaul updated the task description. (Show Details)

Complete

Maintenance_bot removed a project: Patch-For-Review.Aug 29 2019, 4:11 PM
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