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Deployments/Yearly calendar
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Below is an extended forecast for the days on which deployment slots on the calendar won't be made and weeks in which the deployment train will not run.
Calendar
This is a naïve estimate based on the idea that any WMF holiday that does not fall on a Monday or a Friday makes the week a non-train week.
| What | When | Deployment decision | What happened? |
|---|---|---|---|
| Martin Luther King Day | Mon 18 Jan | No deploys | No MW deploys |
| Presidents' Day | Mon 15 Feb | No deploys | One MW deploy |
| WMF Holiday | Mon 29 Mar | No deploys | One MW deploy, one MW train group deploy |
| WMF Holiday | Fri 9 Apr | No deploys | No MW deploys |
| WMF Holiday | Mon 12 Apr | No deploys | Sixteen MW deploys |
| Earth Day | Thu 22 Apr | No Train (1.37.0-wmf.2), and no deploys that day | No MW deploys |
| WMF Holiday | Fri 28 May | No deploys (not that there are ever deploys on Friday) | One MW deploy |
| Memorial Day | Mon 31 May | No deploys | No MW deploys |
| Engineering Productivity Team Offsite | Mon 31 May–Fri 4 Jun | No Train (1.37.0-wmf.8), but deploys OK | — |
| WMF All-Hands | Tue 15–Thu 17 Jun | No Train or deploys all week (1.37.0-wmf.10) | One MW deploy |
| Juneteenth | Fri 18 Jun | No deploys (not that there are ever deploys on Friday) | No MW deploys |
| Fourth of July + following WMF holiday | Mon 5–Fri 9 Jul | No Train or deploys all week (1.37.0-wmf.13) | Many deploys |
| International Day of the World’s Indigenous Peoples | Mon 9 Aug | No deploys | Many deploys – NOTE: all before 17:00UTC—9am PDT) |
| Labor Day + Release Engineering focus week | Mon 6–Fri 10 Sep | No Train (1.37.0-wmf.22), but deploys OK except on Monday | — |
| Indigenous Peoples' Day | Mon Oct 11 | No deploys | No MW deploys |
| Election Day | Tue 2 Nov | EU Train week | — |
| Veterans' Day | Thu 11 Nov | No Train (1.38.0-wmf.8), and no deploys that day | Ten MW deploys |
| Thanksgiving Day | Thu 25 & Fri 26 Nov | No Train (1.38.0-wmf.10), and no deploys those days | No MW deploys |
| End of Year Holiday | Mon 20 Dec–Mon 3 Jan | No Train or deploys (1.38.0-wmf.14, 1.38.0-wmf.15) |