Feature::InvalidFeatureFlagError/api/v4/usage_data/increment_counter
https://sentry.gitlab.net/gitlab/gitlabcom/issues/3170412/?query=is%3Aunresolved%20usage_data
Feature::InvalidFeatureFlagError/api/v4/usage_data/increment_counter
error
The feature flag YAML definition for 'usage_data_diff_searches' does not exist
The feature flag was removed with !84320 (merged)
This feature flag is checked for ordinary redis counter API