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author | GitLab Bot <gitlab-bot@gitlab.com> | 2023-05-17 19:05:49 +0300 |
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committer | GitLab Bot <gitlab-bot@gitlab.com> | 2023-05-17 19:05:49 +0300 |
commit | 43a25d93ebdabea52f99b05e15b06250cd8f07d7 (patch) | |
tree | dceebdc68925362117480a5d672bcff122fb625b /doc/development/feature_flags/controls.md | |
parent | 20c84b99005abd1c82101dfeff264ac50d2df211 (diff) |
Add latest changes from gitlab-org/gitlab@16-0-stable-eev16.0.0-rc42
Diffstat (limited to 'doc/development/feature_flags/controls.md')
-rw-r--r-- | doc/development/feature_flags/controls.md | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/doc/development/feature_flags/controls.md b/doc/development/feature_flags/controls.md index 3adf5248b8d..d341cb3f1ba 100644 --- a/doc/development/feature_flags/controls.md +++ b/doc/development/feature_flags/controls.md @@ -40,7 +40,7 @@ easier to measure the impact of both separately. The GitLab feature library (using [Flipper](https://github.com/jnunemaker/flipper), and covered in the -[Feature Flags process](https://about.gitlab.com/handbook/product-development-flow/feature-flag-lifecycle/) guide) supports rolling out changes to a percentage of +[Feature flags process](https://about.gitlab.com/handbook/product-development-flow/feature-flag-lifecycle/) guide) supports rolling out changes to a percentage of time to users. This in turn can be controlled using [GitLab ChatOps](../../ci/chatops/index.md). For an up to date list of feature flag commands please see @@ -84,6 +84,8 @@ When a feature has successfully been environment and verified as safe and working, you can roll out the change to GitLab.com (production). +If a feature is [deprecated](../../update/deprecations.md), do not enable the flag. + #### Communicate the change Some feature flag changes on GitLab.com should be communicated with @@ -113,13 +115,13 @@ incidents or in-progress change issues, for example: 2021-06-29 Canary deployment failing QA tests ``` -Before enabling a feature flag, verify that you are not violating any [Production Change Lock periods](https://about.gitlab.com/handbook/engineering/infrastructure/change-management/#production-change-lock-pcl) and are in compliance with the [Feature Flags and the Change Management Process](https://about.gitlab.com/handbook/engineering/infrastructure/change-management/#feature-flags-and-the-change-management-process). +Before enabling a feature flag, verify that you are not violating any [Production Change Lock periods](https://about.gitlab.com/handbook/engineering/infrastructure/change-management/#production-change-lock-pcl) and are in compliance with the [Feature flags and the Change Management Process](https://about.gitlab.com/handbook/engineering/infrastructure/change-management/#feature-flags-and-the-change-management-process). The following `/chatops` commands should be performed in the Slack `#production` channel. When you begin to enable the feature, please link to the relevant -Feature Flag Rollout Issue within a Slack thread of the first `/chatops` +feature flag rollout issue within a Slack thread of the first `/chatops` command you make so people can understand the change if they need to. To enable a feature for 25% of the time, run the following in Slack: @@ -356,7 +358,7 @@ After turning on the feature flag, you need to [monitor the relevant graphs](htt In this illustration, you can see that the Apdex score started to decline after the feature flag was enabled at `09:46`. The feature flag was then deactivated at `10:31`, and the service returned to the original value: -![Feature Flag Metrics](../img/feature-flag-metrics.png) +![Feature flag metrics](../img/feature-flag-metrics.png) ### Feature flag change logging @@ -408,8 +410,8 @@ take one of the following actions: To remove a feature flag, open **one merge request** to make the changes. In the MR: 1. Add the ~"feature flag" label so release managers are aware of the removal. -1. If the merge request has to be picked into a stable branch, add the - appropriate `~"Pick into X.Y"` label, for example `~"Pick into 13.0"`. +1. If the merge request has to be backported into the current version, follow the + [patch release runbook](https://gitlab.com/gitlab-org/release/docs/-/blob/master/general/patch/engineers.md) process. See [the feature flag process](https://about.gitlab.com/handbook/product-development-flow/feature-flag-lifecycle/#including-a-feature-behind-feature-flag-in-the-final-release) for further details. 1. Remove all references to the feature flag from the codebase, including tests. |