# CategoriesController#index

- **Period:** 12 Jun 18:19 UTC – 13 Jun 06:18 UTC
- **Throughput**: 0.15 / min
- **Average:** 44.7 ms

## Most Impactful Sections
| Kind | Location | Avg ms | Avg calls | Impact | Command |
| ---- | -------- | -----: | --------: | -----: | ------- |
| view | app/views/categories/index.html.erb | 8.52 | 1.0 | 19.07% |  |
| sql | app/views/categories/index.html.erb:17 | 1.6 | 5.3 | 18.99% | `SELECT "categories".* FROM "categories" INNER JOIN "topics" ON "topics"."catego…` |
| view | app/views/layouts/application.html.erb | 4.65 | 1.0 | 10.41% |  |
| code | app/controllers/categories_controller.rb:9 | 4.53 | 1.0 | 10.14% | `CategoriesController#index` |
| sql | app/views/layouts/application.html.erb:237 | 1.21 | 2.92 | 7.92% | `SELECT "essays".* FROM "essays" WHERE "essays"."status" = ? ORDER BY "essays"."…` |
| sql | app/views/layouts/application.html.erb:249 | 3.31 | 1.0 | 7.41% | `SELECT categories.*, sum(essays.hits_nb) as hits_sum FROM "categories" INNER JO…` |
| gc | ruby/gc.c | 4.67 | 0.46 | 4.84% | `GC.start` |
| rack | /usr/local/bundle/ruby/4.0.0/gems/warden-1.2.9/lib/warden/manager.rb:30 | 35.0 | 0.06 | 4.44% | `Warden::Manager` |
| queue | queue | 1.47 | 1.0 | 3.29% |  |
| sql | app/views/categories/index.html.erb:13 | 1.17 | 1.0 | 2.62% | `SELECT "groups".* FROM "groups" WHERE "groups"."exercice_type" = ? AND "groups"…` |
| rack | /app/vendor/bundle/ruby/4.0.0/gems/warden-1.2.9/lib/warden/manager.rb:30 | 0.67 | 0.94 | 1.42% | `Warden::Manager` |

[View on RoRvsWild ↗](https://www.rorvswild.com/applications/135493/requests/CategoriesController%23index?range=12h)