# TopicsController#index

- **Period:** 13 Jun 00:15 UTC – 13 Jun 06:14 UTC
- **Throughput**: 0.47 / min
- **Average:** 49.7 ms

## Most Impactful Sections
| Kind | Location | Avg ms | Avg calls | Impact | Command |
| ---- | -------- | -----: | --------: | -----: | ------- |
| view | app/views/topics/index.html.erb | 9.67 | 0.99 | 19.25% |  |
| sql | app/views/topics/index.html.erb:15 | 1.36 | 2.95 | 8.07% | `SELECT DISTINCT "topics".* FROM "topics" INNER JOIN "essays" ON "essays"."topic…` |
| sql | app/views/layouts/application.html.erb:237 | 1.24 | 2.96 | 7.38% | `SELECT "essays".* FROM "essays" WHERE "essays"."status" = ? ORDER BY "essays"."…` |
| code | app/controllers/topics_controller.rb:9 | 3.6 | 1.0 | 7.24% | `TopicsController#index` |
| sql | app/views/layouts/application.html.erb:249 | 3.57 | 0.99 | 7.11% | `SELECT categories.*, sum(essays.hits_nb) as hits_sum FROM "categories" INNER JO…` |
| view | app/views/layouts/application.html.erb | 3.16 | 0.99 | 6.29% |  |
| sql | app/models/category.rb:177 | 3.1 | 0.99 | 6.17% | `SELECT "categories".* FROM "categories" INNER JOIN "groups" ON "groups"."id" = …` |
| sql | app/models/category.rb:112 | 0.86 | 2.93 | 5.06% | `SELECT "quiz_questions".* FROM "quiz_questions" WHERE "quiz_questions"."categor…` |
| sql | app/models/category.rb:163 | 2.1 | 0.99 | 4.18% | `SELECT "categories".* FROM "categories" INNER JOIN "groups" ON "groups"."id" = …` |
| sql | app/controllers/topics_controller.rb:11 | 1.55 | 1.0 | 3.13% | `SELECT "categories".* FROM "categories" WHERE "categories"."slug" = ? LIMIT ?` |
| gc | ruby/gc.c | 4.29 | 0.35 | 3.03% | `GC.start` |
| queue | queue | 1.49 | 1.0 | 3.00% |  |
| rack | /app/vendor/bundle/ruby/4.0.0/gems/warden-1.2.9/lib/warden/manager.rb:30 | 0.56 | 0.99 | 1.11% | `Warden::Manager` |
| view | vendor/bundle/ruby/4.0.0/gems/kaminari-core-1.2.2/app/views/kaminari/_paginator.html.erb | 0.82 | 0.61 | 1.01% |  |

[View on RoRvsWild ↗](https://www.rorvswild.com/applications/135493/requests/TopicsController%23index?range=6h)