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.

-------

🎉   Thanks!

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

Until next time,

– Timo Tijhof

-------

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>
.
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