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Maniphest T231892

Decommission db1073.eqiad.wmnet
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Description

This task will track the decommission-hardware of server db1073.eqiad.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.)

db1073
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 Inventory (if decom) or Planned (if spare)
  • - disable switch port
  • - switch port assignment noted on this task (for later removal)
  • - 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 disk #3 as broken so it doesn't get re-used again
  • - Label disk #11 as broken so it doesn't get re-used again
  • - system disks wiped (by onsite)
  • - IF DECOM: system unracked and decommissioned (by onsite), update racktables with result
  • - 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

Related Changes in Gerrit:
SubjectRepoBranchLines +/-
DNS: Remove mgmt DNS for radium,db1069,db1072 and db1073operations/dnsmaster+0 -11
wmnet: Remove production DNS entries from db1073operations/dnsmaster+0 -2
site.pp: Remove db1073 references.operations/puppetproduction+0 -5
mariadb: Decommission db1073operations/puppetproduction+5 -15
db-eqiad,db-codfw.php: Remove db1073 from configoperations/mediawiki-configmaster+0 -2
db1073: Disable notificationsoperations/puppetproduction+1 -0
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Event Timeline

Marostegui created this task.Sep 3 2019, 2:49 PM
Marostegui triaged this task as Medium priority.
Marostegui added a subtask: T229657: Switchover m5 primary master: db1073 to db1133: Tuesday 3rd Sept at 13:00 UTC.
Marostegui added a parent task: T208323: Predictive failures on disk S.M.A.R.T. status.
Marostegui moved this task from Triage to Pending comment on the DBA board.

This host was just removed from being a master [T229657] let's give it a few more days before actually start its decommissioning process.

Marostegui mentioned this in T217396: Decommission db1061-db1073.Sep 4 2019, 5:07 AM
gerritbot added a comment.Sep 4 2019, 5:08 AM

Change 534269 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/puppet@production] db1073: Disable notifications

https://gerrit.wikimedia.org/r/534269

gerritbot added a project: Patch-For-Review.Sep 4 2019, 5:08 AM

Change 534269 merged by Marostegui:
[operations/puppet@production] db1073: Disable notifications

https://gerrit.wikimedia.org/r/534269

Marostegui updated the task description. (Show Details)Sep 4 2019, 5:09 AM
Maintenance_bot removed a project: Patch-For-Review.Sep 4 2019, 5:10 AM
Marostegui mentioned this in T227539: b3-eqiad pdu refresh (Tuesday 9/17 @11am UTC).Sep 4 2019, 5:55 AM
gerritbot added a comment.Sep 10 2019, 5:41 AM

Change 535348 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/mediawiki-config@master] db-eqiad,db-codfw.php: Remove db1073 from config

https://gerrit.wikimedia.org/r/535348

gerritbot added a project: Patch-For-Review.Sep 10 2019, 5:41 AM
gerritbot added a comment.Sep 10 2019, 5:44 AM

Change 535348 merged by jenkins-bot:
[operations/mediawiki-config@master] db-eqiad,db-codfw.php: Remove db1073 from config

https://gerrit.wikimedia.org/r/535348

Stashbot added a comment.Sep 10 2019, 5:45 AM

Mentioned in SAL (#wikimedia-operations) [2019-09-10T05:45:52Z] <marostegui@deploy1001> Synchronized wmf-config/db-codfw.php: Remove db1073 from config T231892 (duration: 00m 55s)

Stashbot added a comment.Sep 10 2019, 5:46 AM

Mentioned in SAL (#wikimedia-operations) [2019-09-10T05:46:55Z] <marostegui@deploy1001> Synchronized wmf-config/db-eqiad.php: Remove db1073 from config T231892 (duration: 00m 54s)

Maintenance_bot removed a project: Patch-For-Review.Sep 10 2019, 6:10 AM
Marostegui moved this task from Pending comment to In progress on the DBA board.Sep 12 2019, 4:58 AM
gerritbot added a comment.Sep 12 2019, 5:03 AM

Change 535994 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/puppet@production] mariadb: Decommission db1073

https://gerrit.wikimedia.org/r/535994

gerritbot added a project: Patch-For-Review.Sep 12 2019, 5:04 AM
gerritbot added a comment.Sep 12 2019, 5:55 AM

Change 535994 merged by Marostegui:
[operations/puppet@production] mariadb: Decommission db1073

https://gerrit.wikimedia.org/r/535994

Marostegui updated the task description. (Show Details)Sep 12 2019, 5:55 AM
Stashbot added a comment.Sep 12 2019, 5:59 AM

Mentioned in SAL (#wikimedia-operations) [2019-09-12T05:59:28Z] <marostegui> Remove db1073 from tendril and zarcillo T231892

Stashbot added a comment.Sep 12 2019, 6:00 AM

Mentioned in SAL (#wikimedia-operations) [2019-09-12T06:00:57Z] <marostegui> Stop MySQL on db1073 for decommission T231892

Marostegui reassigned this task from Marostegui to RobH.Sep 12 2019, 6:01 AM
Marostegui edited projects, added decommission-hardware, ops-eqiad, DC-Ops; removed Patch-For-Review, DBA.
Marostegui updated the task description. (Show Details)
Marostegui moved this task from Backlog to Ready for Decommission on the decommission-hardware board.

This host is now ready for DC-Ops to finish its decommission steps.

• Cmjohnson moved this task from Backlog to Decommission on the ops-eqiad board.Sep 19 2019, 12:08 PM
ops-monitoring-bot added a comment.Oct 2 2019, 6:09 AM

cookbooks.sre.hosts.decommission executed by marostegui@cumin1001 for hosts: db1073.eqiad.wmnet

  • db1073.eqiad.wmnet (PASS)
    • Downtimed host on Icinga
    • Downtimed management interface on Icinga
    • Wiped bootloaders
    • Powered off
    • Set Netbox status to Decommissioning
    • Removed from DebMonitor
    • Removed from Puppet master and PuppetDB
gerritbot added a comment.Oct 2 2019, 6:10 AM

Change 540256 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/puppet@production] site.pp: Remove db1073 references.

https://gerrit.wikimedia.org/r/540256

gerritbot added a project: Patch-For-Review.Oct 2 2019, 6:10 AM

Change 540257 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/dns@master] wmnet: Remove production DNS entries from db1073

https://gerrit.wikimedia.org/r/540257

gerritbot added a comment.Oct 2 2019, 6:11 AM

Change 540256 merged by Marostegui:
[operations/puppet@production] site.pp: Remove db1073 references.

https://gerrit.wikimedia.org/r/540256

gerritbot added a comment.Oct 2 2019, 6:11 AM

Change 540257 merged by Marostegui:
[operations/dns@master] wmnet: Remove production DNS entries from db1073

https://gerrit.wikimedia.org/r/540257

Marostegui reassigned this task from RobH to • Cmjohnson.Oct 2 2019, 6:12 AM
Marostegui removed a project: Patch-For-Review.
Marostegui updated the task description. (Show Details)

Host ready for on-site steps + switch port disablement

Marostegui moved this task from Ready for Decommission to pending onsite steps (eqiad) on the decommission-hardware board.Oct 2 2019, 6:12 AM
Jclark-ctr claimed this task.Oct 15 2019, 8:44 PM
Jclark-ctr added a subscriber: • Cmjohnson.
Jclark-ctr updated the task description. (Show Details)Nov 28 2019, 12:11 AM
Papaul subscribed.Dec 6 2019, 4:44 PM
papaul@asw2-b-eqiad# show | compare 
[edit interfaces interface-range disabled]
     member ge-2/0/19 { ... }
+    member ge-3/0/26;
[edit interfaces]
-   ge-3/0/26 {
-       description db1073;
-   }
Papaul updated the task description. (Show Details)Dec 6 2019, 4:44 PM
gerritbot added a comment.Dec 6 2019, 4:51 PM

Change 555542 had a related patch set uploaded (by Papaul; owner: Papaul):
[operations/dns@master] DNS: Remove mgmt DNS for radium,db1069,db1072 and db1073

https://gerrit.wikimedia.org/r/555542

gerritbot added a project: Patch-For-Review.Dec 6 2019, 4:51 PM

Change 555542 merged by Papaul:
[operations/dns@master] DNS: Remove mgmt DNS for radium,db1069,db1072 and db1073

https://gerrit.wikimedia.org/r/555542

Papaul closed this task as Resolved.Dec 6 2019, 4:54 PM
Papaul updated the task description. (Show Details)

complete

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