# TopicsController#index

- **Period:** 13 Jun 05:16 UTC – 13 Jun 06:15 UTC
- **Throughput**: 0.5 / min
- **Average:** 62.3 ms

## Most Impactful Sections
| Kind | Location | Avg ms | Avg calls | Impact | Command |
| ---- | -------- | -----: | --------: | -----: | ------- |
| view | app/views/topics/index.html.erb | 18.0 | 0.97 | 27.94% |  |
| code | app/controllers/topics_controller.rb:9 | 6.17 | 1.0 | 9.90% | `TopicsController#index` |
| sql | app/views/layouts/application.html.erb:249 | 3.79 | 0.97 | 5.89% | `SELECT categories.*, sum(essays.hits_nb) as hits_sum FROM "categories" INNER JO…` |
| view | app/views/layouts/application.html.erb | 3.79 | 0.97 | 5.89% |  |
| sql | app/views/topics/index.html.erb:15 | 1.24 | 2.9 | 5.78% | `SELECT DISTINCT "topics".* FROM "topics" INNER JOIN "essays" ON "essays"."topic…` |
| sql | app/views/layouts/application.html.erb:237 | 1.18 | 2.9 | 5.51% | `SELECT "essays".* FROM "essays" WHERE "essays"."status" = ? ORDER BY "essays"."…` |
| sql | app/models/category.rb:112 | 1.05 | 2.9 | 4.87% | `SELECT "quiz_questions".* FROM "quiz_questions" WHERE "quiz_questions"."categor…` |
| sql | app/models/category.rb:177 | 2.76 | 0.97 | 4.28% | `SELECT "categories".* FROM "categories" INNER JOIN "groups" ON "groups"."id" = …` |
| sql | app/models/category.rb:163 | 2.07 | 0.97 | 3.21% | `SELECT "categories".* FROM "categories" INNER JOIN "groups" ON "groups"."id" = …` |
| view | /usr/local/bundle/ruby/4.0.0/gems/kaminari-core-1.2.2/app/views/kaminari/_paginator.html.erb | 27.0 | 0.07 | 2.89% |  |
| queue | queue | 1.47 | 1.0 | 2.35% |  |
| gc | ruby/gc.c | 2.63 | 0.53 | 2.25% | `GC.start` |
| rack | /usr/local/bundle/ruby/4.0.0/gems/warden-1.2.9/lib/warden/manager.rb:30 | 10.0 | 0.07 | 1.07% | `Warden::Manager` |
| sql | app/controllers/topics_controller.rb:11 | 0.67 | 1.0 | 1.07% | `SELECT "categories".* FROM "categories" WHERE "categories"."slug" = ? LIMIT ?` |

[View on RoRvsWild ↗](https://www.rorvswild.com/applications/135493/requests/TopicsController%23index?range=1h)