From e1cab6ac1a6c71483ff337a112a5837384a45f82 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?benjamin=20melan=C3=A7on?= Date: Fri, 11 Jul 2025 14:02:22 -0400 Subject: [PATCH] Add and expand upon estimates docs from GitLab, original written by Clayton --- approach/estimates.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 approach/estimates.md diff --git a/approach/estimates.md b/approach/estimates.md new file mode 100644 index 0000000..e8df5bf --- /dev/null +++ b/approach/estimates.md @@ -0,0 +1,12 @@ + +We write [user stories](approach/user-stories.md) with the client and then estimate complexity on our own, ideally two different developers independently come up with an estimate and then compare and discuss the reason for differences to get to a final number. + +We estimate complexity using the Fibonacci sequence because complexity grows exponentially. More info at http://www.yakyma.com/2012/05/why-progressive-estimation-scale-is-so.html + +We usually translate that complexity point into twice as many hours. For example, an issue with a complexity of 5 translates to 10 hours. This is based very roughly on our typical velocity. + +## Estimating migrations + +Historically, We estimate the complexity for migrating Drupal entities roughly based on the following formula: + +1 * # Entities + 2 * # Fields = Migration Complexity