# TopicsController#index_all

- **Period:** 12 Jun 17:31 UTC – 12 Jun 17:37 UTC
- **Throughput**: 0.17 / min
- **Average:** 198.6 ms

## Most Impactful Sections
| Kind | Location | Avg ms | Avg calls | Impact | Command |
| ---- | -------- | -----: | --------: | -----: | ------- |
| sql | app/views/topics/index_all.html.erb:25 | 9.75 | 12.0 | 58.90% | `SELECT "categories".* FROM "categories" INNER JOIN "topics" ON "topics"."catego…` |
| view | app/views/topics/index_all.html.erb | 52.0 | 1.0 | 26.18% |  |
| queue | queue | 5.0 | 1.0 | 2.52% |  |
| code | app/controllers/topics_controller.rb:27 | 4.0 | 1.0 | 2.01% | `TopicsController#index_all` |
| sql | app/views/layouts/application.html.erb:237 | 1.33 | 3.0 | 2.01% | `SELECT "essays".* FROM "essays" WHERE "essays"."status" = ? ORDER BY "essays"."…` |
| sql | app/controllers/topics_controller.rb:47 | 1.0 | 4.0 | 2.01% | `SELECT "groups".* FROM "groups" WHERE "groups"."exercice_type" = ? AND "groups"…` |
| sql | app/views/layouts/application.html.erb:249 | 3.0 | 1.0 | 1.51% | `SELECT categories.*, sum(essays.hits_nb) as hits_sum FROM "categories" INNER JO…` |
| view | app/views/layouts/application.html.erb | 3.0 | 1.0 | 1.51% |  |

[View on RoRvsWild ↗](https://www.rorvswild.com/applications/135493/requests/TopicsController%23index_all?range=2026-06-12+17%3A31%3A51+UTC..2026-06-12+17%3A37%3A53+UTC)