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| -rw-r--r-- | doc/development/instrumentation.md | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/doc/development/instrumentation.md b/doc/development/instrumentation.md index c2272ab0a2b..105e2f1242a 100644 --- a/doc/development/instrumentation.md +++ b/doc/development/instrumentation.md @@ -137,3 +137,18 @@ end ``` Here the final value of `sleep_real_time` will be `3`, _not_ `1`. + +## Tracking Custom Events + +Besides instrumenting code GitLab Performance Monitoring also supports tracking +of custom events. This is primarily intended to be used for tracking business +metrics such as the number of Git pushes, repository imports, and so on. + +To track a custom event simply call `Gitlab::Metrics.add_event` passing it an +event name and a custom set of (optional) tags. For example: + +```ruby +Gitlab::Metrics.add_event(:user_login, email: current_user.email) +``` + +Event names should be verbs such as `push_repository` and `remove_branch`. |