# TopicsController#index_all

- **Period:** 12 Jun 22:46 UTC – 13 Jun 06:22 UTC
- **Throughput**: 0.02 / min
- **Average:** 195.0 ms

## Most Impactful Sections
| Kind | Location | Avg ms | Avg calls | Impact | Command |
| ---- | -------- | -----: | --------: | -----: | ------- |
| sql | app/views/topics/index_all.html.erb:25 | 5.36 | 19.0 | 52.22% | `SELECT "categories".* FROM "categories" INNER JOIN "topics" ON "topics"."catego…` |
| view | app/views/topics/index_all.html.erb | 52.09 | 1.0 | 26.72% |  |
| code | app/controllers/topics_controller.rb:27 | 8.73 | 1.0 | 4.48% | `TopicsController#index_all` |
| gc | ruby/gc.c | 9.67 | 0.82 | 4.06% | `GC.start` |
| sql | app/controllers/topics_controller.rb:47 | 0.94 | 5.82 | 2.80% | `SELECT "groups".* FROM "groups" WHERE "groups"."exercice_type" = ? AND "groups"…` |
| sql | app/views/layouts/application.html.erb:237 | 1.24 | 3.0 | 1.91% | `SELECT "essays".* FROM "essays" WHERE "essays"."status" = ? ORDER BY "essays"."…` |
| view | app/views/layouts/application.html.erb | 3.64 | 1.0 | 1.87% |  |
| sql | app/views/layouts/application.html.erb:249 | 3.36 | 1.0 | 1.73% | `SELECT categories.*, sum(essays.hits_nb) as hits_sum FROM "categories" INNER JO…` |

[View on RoRvsWild ↗](https://www.rorvswild.com/applications/135493/requests/TopicsController%23index_all?range=2026-06-12+22%3A46%3A41+UTC..2026-06-13+22%3A46%3A41+UTC)