Deprecate and remove support for Redis 3
We've supported Redis 3 for a while, but we now ship and use Redis 5 now. We should first deprecate support for Redis 3:
-
Update documentation (will be addressed in #213749 (closed)) -
Show warnings in rake gitlab:check
that Redis 3 is outdated (will be addressed in #213749 (closed))
In GitLab 13.0, we should remove support for Redis 3:
Edited by Takuya Noguchi