# TopicsController#index

- **Period:** 13 Jun 05:45 UTC – 13 Jun 06:14 UTC
- **Throughput**: 0.53 / min
- **Average:** 49.1 ms

## Most Impactful Sections
| Kind | Location | Avg ms | Avg calls | Impact | Command |
| ---- | -------- | -----: | --------: | -----: | ------- |
| view | app/views/topics/index.html.erb | 9.31 | 1.0 | 18.98% |  |
| sql | app/views/topics/index.html.erb:15 | 1.27 | 3.0 | 7.77% | `SELECT DISTINCT "topics".* FROM "topics" INNER JOIN "essays" ON "essays"."topic…` |
| sql | app/views/layouts/application.html.erb:237 | 1.23 | 3.0 | 7.52% | `SELECT "essays".* FROM "essays" WHERE "essays"."status" = ? ORDER BY "essays"."…` |
| sql | app/views/layouts/application.html.erb:249 | 3.69 | 1.0 | 7.52% | `SELECT categories.*, sum(essays.hits_nb) as hits_sum FROM "categories" INNER JO…` |
| view | app/views/layouts/application.html.erb | 3.44 | 1.0 | 7.01% |  |
| code | app/controllers/topics_controller.rb:9 | 3.38 | 1.0 | 6.88% | `TopicsController#index` |
| sql | app/models/category.rb:177 | 2.75 | 1.0 | 5.60% | `SELECT "categories".* FROM "categories" INNER JOIN "groups" ON "groups"."id" = …` |
| sql | app/models/category.rb:112 | 0.77 | 3.0 | 4.71% | `SELECT "quiz_questions".* FROM "quiz_questions" WHERE "quiz_questions"."categor…` |
| sql | app/models/category.rb:163 | 2.06 | 1.0 | 4.20% | `SELECT "categories".* FROM "categories" INNER JOIN "groups" ON "groups"."id" = …` |
| gc | ruby/gc.c | 3.1 | 0.63 | 3.95% | `GC.start` |
| queue | queue | 1.13 | 1.0 | 2.29% |  |
| sql | app/controllers/topics_controller.rb:11 | 0.63 | 1.0 | 1.27% | `SELECT "categories".* FROM "categories" WHERE "categories"."slug" = ? LIMIT ?` |
| sql | app/models/category.rb:182 | 0.5 | 1.0 | 1.02% | `SELECT "categories"."id" FROM "categories" INNER JOIN "influences" ON "categori…` |

[View on RoRvsWild ↗](https://www.rorvswild.com/applications/135493/requests/TopicsController%23index?range=30m)