Decommission the Wikistories instruments
Closed, ResolvedPublic2 Estimated Story Points
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	phuedx
	Oct 24 2025, 6:52 AM

Description

@SBisson and @Arrbee confirmed that the Wikistories instruments could be decommissioned. Doing so would unblock the removal of mw.eventLog.id.

TODO

Remove the mediawiki.wikistories_consumption_event and mediawiki.wikistories_contribution_event streams: https://codesearch.wmcloud.org/search/?q=mediawiki.wikistories_&files=&excludeFiles=&repos=operations%2Fmediawiki-config
Remove the instrumentation code
Remove the event sanitisation allowlist entry
Request the deletion of any associated Hive tables

Details

Related Changes in Gerrit:

Subject	Repo	Branch	Lines +/-
Remove mediawiki.wikistories_* santization allowlist entries	analytics/refinery	master	+0 -49
Remove analytics instruments	mediawiki/extensions/Wikistories	master	+3 -44
EventStreamConfig: Remove mediawiki.wikistories_* streams	operations/mediawiki-config	master	+0 -26

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Related Objects
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Status	Assigned	Task
Open	None	T408059 [GOAL] Tidy up EventLogging
Open	None	T408177 [EPIC] Deprecate and remove mw.eventLog.id
Resolved	phuedx	T408178 Decommission the Wikistories instruments

Event Timeline

phuedx created this task.Oct 24 2025, 6:52 AM

JVanderhoop-WMF moved this task from Incoming to Tidy up EventLogging on the Test Kitchen board.Oct 28 2025, 10:02 PM

JVanderhoop-WMF added a project: Essential-Work.Oct 28 2025, 10:09 PM

Change #1202070 had a related patch set uploaded (by Phuedx; author: Phuedx):

[mediawiki/extensions/Wikistories@master] Remove analytics instruments

https://gerrit.wikimedia.org/r/1202070

gerritbot added a project: Patch-For-Review.Nov 5 2025, 9:54 AM

hueitan subscribed.Nov 5 2025, 10:09 AM

Change #1202070 merged by jenkins-bot:

[mediawiki/extensions/Wikistories@master] Remove analytics instruments

https://gerrit.wikimedia.org/r/1202070

ReleaseTaggerBot added a project: MW-1.46-notes (1.46.0-wmf.2; 2025-11-12).Nov 5 2025, 4:00 PM

Maintenance_bot removed a project: Patch-For-Review.Nov 5 2025, 4:31 PM

JVanderhoop-WMF moved this task from Tidy up EventLogging to Experiment Platform Sprint 15 on the Test Kitchen board.Nov 5 2025, 5:28 PM

JVanderhoop-WMF edited projects, added Test Kitchen (Experiment Platform Sprint 15); removed Test Kitchen.

nshahquinn-wmf awarded a token.Nov 6 2025, 1:46 AM

phuedx claimed this task.Nov 6 2025, 10:01 AM

phuedx moved this task from Ready for Development to In Progress on the Test Kitchen (Experiment Platform Sprint 15) board.

phuedx updated the task description. (Show Details)

Change #1202661 had a related patch set uploaded (by Phuedx; author: Phuedx):

[operations/mediawiki-config@master] EventStreamConfig: Remove mediawiki.wikistories_* streams

https://gerrit.wikimedia.org/r/1202661

gerritbot added a project: Patch-For-Review.Nov 6 2025, 10:04 AM

phuedx updated the task description. (Show Details)Nov 6 2025, 10:06 AM

Change #1202718 had a related patch set uploaded (by Phuedx; author: Phuedx):

[analytics/refinery@master] Remove mediawiki.wikistories_* santization allowlist entries

https://gerrit.wikimedia.org/r/1202718

Change #1202661 merged by jenkins-bot:

[operations/mediawiki-config@master] EventStreamConfig: Remove mediawiki.wikistories_* streams

https://gerrit.wikimedia.org/r/1202661

Mentioned in SAL (#wikimedia-operations) [2025-11-06T14:04:26Z] <lucaswerkmeister-wmde@deploy2002> Started scap sync-world: Backport for [[gerrit:1197659|EventStreamConfig: Remove mediawiki.reference_previews stream (T242127)]], [[gerrit:1202661|EventStreamConfig: Remove mediawiki.wikistories_* streams (T408178)]]

Mentioned in SAL (#wikimedia-operations) [2025-11-06T14:07:04Z] <lucaswerkmeister-wmde@deploy2002> lucaswerkmeister-wmde, phuedx: Backport for [[gerrit:1197659|EventStreamConfig: Remove mediawiki.reference_previews stream (T242127)]], [[gerrit:1202661|EventStreamConfig: Remove mediawiki.wikistories_* streams (T408178)]] synced to the testservers (see https://wikitech.wikimedia.org/wiki/Mwdebug). Changes can now be verified there.

Mentioned in SAL (#wikimedia-operations) [2025-11-06T14:13:39Z] <lucaswerkmeister-wmde@deploy2002> Finished scap sync-world: Backport for [[gerrit:1197659|EventStreamConfig: Remove mediawiki.reference_previews stream (T242127)]], [[gerrit:1202661|EventStreamConfig: Remove mediawiki.wikistories_* streams (T408178)]] (duration: 09m 12s)

dr0ptp4kt opened https://gitlab.wikimedia.org/repos/data-engineering/mpic/-/merge_requests/270

Remove a little code duplication in experiment service

dr0ptp4kt closed https://gitlab.wikimedia.org/repos/data-engineering/mpic/-/merge_requests/270

Remove a little code duplication in experiment service

phuedx set the point value for this task to 2.Nov 11 2025, 8:54 AM

phuedx moved this task from In Progress to To Deploy on the Test Kitchen (Experiment Platform Sprint 15) board.

Change #1202718 merged by Joal:

[analytics/refinery@master] Remove mediawiki.wikistories_* santization allowlist entries

https://gerrit.wikimedia.org/r/1202718

Maintenance_bot removed a project: Patch-For-Review.Nov 11 2025, 5:30 PM

phuedx updated the task description. (Show Details)Nov 14 2025, 11:30 AM

Hive tables event.mediawiki_wikistories_consumption_event, event.mediawiki_wikistories_contribution_event and the associated data in HDFS are removed.

phuedx updated the task description. (Show Details)Nov 14 2025, 2:28 PM

phuedx moved this task from To Deploy to Done on the Test Kitchen (Experiment Platform Sprint 15) board.

phuedx mentioned this in T408142: Enable recording of user Input for “Something else” incident category.Nov 24 2025, 3:25 PM

Milimetric closed this task as Resolved.Nov 25 2025, 4:05 PM