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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.

Event Timeline

Marostegui triaged this task as Medium priority.Sep 3 2019, 2:49 PM
Marostegui created this task.
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.

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

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

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

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

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

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

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)

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)

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

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

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

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

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

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

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.

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

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

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

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

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

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

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

Marostegui removed a project: Patch-For-Review.
Marostegui updated the task description. (Show Details)

Host ready for on-site steps + switch port disablement

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;
-   }

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

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 updated the task description. (Show Details)

complete