Gitaly n+1 in /api/:version/projects/:id/merge_requests/:noteable_id/discussions
A single HTTP request to /api/:version/projects/:id/merge_requests/:noteable_id/discussions
routes can, in some circumstances result in 1860 Gitaly calls.
This ELK query shows some of the worst offenders https://log.gitlab.net/goto/6b16e7656c436d2a8722a67aabcc7e36
These HTTP requests not only put pressure on our backend servers, but also can take in excess of 10 seconds.