Add redis-db-load-balancing service
For gitlab-com/gl-infra/scalability#2182 (closed)
Test dashboard: https://dashboards.gitlab.net/dashboard/snapshot/BFElj1kyDcHwdxAaQ75pS0qqL3OE8742?orgId=1 (no data yet, of course)
For gitlab-com/gl-infra/scalability#2182 (closed)
Test dashboard: https://dashboards.gitlab.net/dashboard/snapshot/BFElj1kyDcHwdxAaQ75pS0qqL3OE8742?orgId=1 (no data yet, of course)