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Maniphest T227565

decommission db2038
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Description

This task will track the decommission-hardware of server db2038.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.)

db2038.codfw.wmnet

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.

  • - 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.
  • - IF RECLAIM: system added back to spares tracking (by onsite)

Details

SubjectRepoBranchLines +/-
DNS: Remove mgmt DNS for db2038operations/dnsmaster+2 -4
wmnet: Remove production entries db2037-db2041operations/dnsmaster+0 -8
mariadb: Remove entries for db2037-db2041operations/puppetproduction+0 -20
mariadb: Decommission db2038operations/puppetproduction+6 -10
db-eqiad,db-codfw.php: Remove db2038operations/mediawiki-configmaster+0 -3
db2038: Disable notificationsoperations/puppetproduction+1 -0
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Event Timeline

Marostegui renamed this task from decommission db2035 to decommission db2038.Jul 9 2019, 8:47 AM
Marostegui created this task.
Marostegui mentioned this in T221533: Decommission old coredb machines (<=db2042).
Marostegui updated the task description. (Show Details)
gerritbot added a comment.Jul 9 2019, 8:51 AM

Change 521435 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/puppet@production] db2038: Disable notifications

https://gerrit.wikimedia.org/r/521435

gerritbot added a project: Patch-For-Review.Jul 9 2019, 8:51 AM
gerritbot added a comment.Jul 9 2019, 8:54 AM

Change 521435 merged by Marostegui:
[operations/puppet@production] db2038: Disable notifications

https://gerrit.wikimedia.org/r/521435

Marostegui updated the task description. (Show Details)Jul 9 2019, 8:59 AM
Maintenance_bot removed a project: Patch-For-Review.Jul 9 2019, 9:10 AM
RobH moved this task from Backlog to Blocked on Service Owners on the decommission-hardware board.Jul 15 2019, 6:07 PM
gerritbot added a comment.Jul 29 2019, 7:26 AM

Change 526092 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/mediawiki-config@master] db-eqiad,db-codfw.php: Remove db2038

https://gerrit.wikimedia.org/r/526092

gerritbot added a project: Patch-For-Review.Jul 29 2019, 7:26 AM
Marostegui updated the task description. (Show Details)Jul 29 2019, 7:28 AM
gerritbot added a comment.Jul 29 2019, 7:28 AM

Change 526092 merged by jenkins-bot:
[operations/mediawiki-config@master] db-eqiad,db-codfw.php: Remove db2038

https://gerrit.wikimedia.org/r/526092

Maintenance_bot removed a project: Patch-For-Review.Jul 29 2019, 8:10 AM
Stashbot added a comment.Jul 30 2019, 8:10 AM

Mentioned in SAL (#wikimedia-operations) [2019-07-30T08:10:07Z] <marostegui> Remove db2038 from tendril and zarcillo T227565

gerritbot added a comment.Jul 30 2019, 8:10 AM

Change 526382 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/puppet@production] mariadb: Decommission db2038

https://gerrit.wikimedia.org/r/526382

gerritbot added a project: Patch-For-Review.Jul 30 2019, 8:10 AM
gerritbot added a comment.Jul 30 2019, 8:14 AM

Change 526382 merged by Marostegui:
[operations/puppet@production] mariadb: Decommission db2038

https://gerrit.wikimedia.org/r/526382

Stashbot added a comment.Jul 30 2019, 8:17 AM

Mentioned in SAL (#wikimedia-operations) [2019-07-30T08:17:09Z] <marostegui> Stop MySQL on db2038 T227565

Marostegui reassigned this task from Marostegui to RobH.Jul 30 2019, 8:20 AM
Marostegui updated the task description. (Show Details)
Marostegui edited projects, added ops-codfw; removed Patch-For-Review.
Restricted Application added a project: SRE. · View Herald TranscriptJul 30 2019, 8:20 AM
Marostegui added a comment.Jul 30 2019, 8:21 AM

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

Marostegui added a parent task: T221533: Decommission old coredb machines (<=db2042).Jul 30 2019, 8:24 AM
Papaul moved this task from Backlog to Decommission on the ops-codfw board.Aug 16 2019, 3:43 PM
Marostegui moved this task from Blocked on Service Owners to Ready for Decommission on the decommission-hardware board.Sep 5 2019, 9:40 AM
gerritbot added a comment.Sep 25 2019, 5:21 AM

Change 539016 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/puppet@production] mariadb: Remove entries for db2037-db2041

https://gerrit.wikimedia.org/r/539016

gerritbot added a project: Patch-For-Review.Sep 25 2019, 5:21 AM

Change 539017 had a related patch set uploaded (by Marostegui; owner: Marostegui):
[operations/dns@master] wmnet: Remove production entries db2037-db2041

https://gerrit.wikimedia.org/r/539017

ops-monitoring-bot added a comment.Sep 25 2019, 5:23 AM

cookbooks.sre.hosts.decommission executed by marostegui@cumin1001 for hosts: db2038.codfw.wmnet

  • db2038.codfw.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.Sep 25 2019, 5:24 AM

Change 539016 merged by Marostegui:
[operations/puppet@production] mariadb: Remove entries for db2037-db2041

https://gerrit.wikimedia.org/r/539016

gerritbot added a comment.Sep 25 2019, 5:25 AM

Change 539017 merged by Marostegui:
[operations/dns@master] wmnet: Remove production entries db2037-db2041

https://gerrit.wikimedia.org/r/539017

Marostegui reassigned this task from RobH to Papaul.Sep 25 2019, 5:27 AM
Marostegui updated the task description. (Show Details)
Marostegui removed a project: Patch-For-Review.
Marostegui moved this task from Ready for Decommission to pending onsite steps (codfw) on the decommission-hardware board.

Host ready for @Papaul to decommission

Papaul added a comment.Sep 25 2019, 3:32 PM
papaul@asw-c-codfw# show | compare 
[edit interfaces interface-range vlan-private1-c-codfw]
-    member ge-6/0/5;
[edit interfaces interface-range disabled]
     member ge-6/0/4 { ... }
+    member ge-6/0/5;
[edit interfaces]
-   ge-6/0/5 {
-       description db2038;
-       enable;
-   }
Papaul updated the task description. (Show Details)Sep 25 2019, 3:32 PM
Papaul updated the task description. (Show Details)Sep 26 2019, 4:58 PM
Papaul updated the task description. (Show Details)Sep 30 2019, 8:04 PM
Papaul updated the task description. (Show Details)
gerritbot added a comment.Oct 1 2019, 12:45 AM

Change 539995 had a related patch set uploaded (by Papaul; owner: Papaul):
[operations/dns@master] DNS: Remove mgmt DNS for db2038

https://gerrit.wikimedia.org/r/539995

gerritbot added a project: Patch-For-Review.Oct 1 2019, 12:45 AM
gerritbot added a comment.Oct 1 2019, 1:07 AM

Change 539995 merged by Papaul:
[operations/dns@master] DNS: Remove mgmt DNS for db2038

https://gerrit.wikimedia.org/r/539995

Papaul closed this task as Resolved.Oct 1 2019, 1:11 AM
Papaul updated the task description. (Show Details)

This is complete

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