Acceptance Testing: Ref::count_branch_names and Ref::count_tag_names

~Conversation: #214 (closed)

See the Migration Process documentation for more information on the Acceptance Testing stage of the process.

Feature Toggle Environment Variable: GITALY_BRANCH_NAMES & GITALY_TAG_NAMES

  • Chef recipes to enable/disable this feature (link to MR)
  • Grafana dashboard for monitoring (link to MR)
  • Environments
    • dev.gitlab.com
    • Staging
    • gitlab.com
  • Test Results (post as comments on this issue)
    • Did the migration perform as expected?
    • Did the code have reasonable performance characteristics?
    • Did error rates jump to an unacceptable level?
  • Have the changes been rolled back pending final review?
  • Runbook Added (link to MR)
  • Prometheus Alerts Added (link to MR)
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