How’d we do in our strive for operational excellence last month? Read on to find out!

Read on Phabricator at https://phabricator.wikimedia.org/phame/post/view/219/

📈 Incidents

1 documented incident in December. [1] In previous years, December typically had 4 or fewer documented incidents. [3]

Learn about recent incidents at Incident documentation https://wikitech.wikimedia.org/wiki/Incident_documentation ]] on Wikitech, or Preventive measures https://phabricator.wikimedia.org/project/view/4758/ in Phabricator.

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📊 Trends

Figure 1, Figure 2: Unresolved error reports stacked by month. https://phabricator.wikimedia.org/phame/post/view/219/production_excellence_27_december_2020/#trends

Month-over-month plots based on spreadsheet data https://docs.google.com/spreadsheets/d/1tRCh8aB0UYyLlhftvcHvhWH4-e7cF5V01XvRObTVgUI/edit?usp=sharing. [5]

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📖 Outstanding errors

Take a look at the workboard and look for tasks that could use your help. → https://phabricator.wikimedia.org/tag/wikimedia-production-error/

Summary over recent months:

- ⚠️ July 2019 (2 of 18 issues left): *no change*. - ⚠️ August 2019 (1 of 14 issues): *no change*. - ⚠️ September 2019 (2 of 12 issues): One task resolved (-1). - ⚠️ October 2019 (5 of 12 issues): *no change*. - ⚠️ November 2019 (1 of 5 issues): *no change*. - ⚠️ December 2019 (4 of 9 issues), *no change*. - ⚠️ January 2020 (2 of 7 issues), *no change*. - February 2020 (2 of 7 issues left), *no change*. - March 2020 (2 of 2 issues left), *no change*. - April 2020 (9 of 14 issues left): *no change*. - May 2020 (7 of 14 issues left): *no change*. - June 2020 (7 of 14 issues left): *no change*. - July 2020 (9 of 24 new issues https://phabricator.wikimedia.org/maniphest/query/s__D8Kd0xuQH/#R): *no change*. - August 2020 (23 of 53 new issues https://phabricator.wikimedia.org/maniphest/query/hu1yhWu4sXkP/#R): *no change*. - September 2020 (13 of 33 new issues https://phabricator.wikimedia.org/maniphest/query/CGFQViLShnOY/#R): One task resolved (-1). - October 2020 (35 of 69 new issues https://phabricator.wikimedia.org/maniphest/query/MYnnBybPTYpd/#R): Four issues fixed (-4). - November 2020 (14 of 38 new issues https://phabricator.wikimedia.org/maniphest/query/CkC_VqQq5VC0/#R): Five issues fixed (-5). - *December 2020*: 22 of 33 new issues https://phabricator.wikimedia.org/maniphest/query/10NQy74iKaZJ/#R survived the month and remained unresolved (+33; -22)

Recent tally 149 as of Excellence #26 https://phabricator.wikimedia.org/phame/post/view/218/production_excellence_26_november_2020/ (15 Dec 2020). -11 closed of the 149 recent issues. +22 new issues survived December 2020. 160 as of 27 Jan 2020.

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🎉 Thanks!

Thank you to everyone else who helped by reporting, investigating, or resolving problems in Wikimedia production. Thanks!

Until next time,

– Timo Tijhof

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Footnotes:

[1] Incident documentation 2020, Wikitech https://wikitech.wikimedia.org/wiki/Incident_documentation#2021. [2] Open tasks, Wikimedia-prod-error, Phabricator https://phabricator.wikimedia.org/maniphest/query/Fw3RdXt1Sdxp/#R. [3] Wikimedia incident stats by Krinkle, CodePen https://codepen.io/Krinkle/full/wbYMZK. [4] Month-over-month, Production Excellence spreadsheet https://docs.google.com/spreadsheets/d/1tRCh8aB0UYyLlhftvcHvhWH4-e7cF5V01XvRObTVgUI/edit .