Request Details

Route
/ GET
Timestamp
Sep 11, 2026 7:26 PM
Duration
57.81 ms
Status
201
Response Size
22 KB
Error
No

Performance Breakdown

Database
13.2% (4 queries)
View Rendering
16.6%
Application Logic
70.2%
Other Operations
0.0%
Total Operations
13
Slowest Operation
57.81 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
Action
View
Database
0.0ms 123.5ms 246.9ms 370.4ms 493.8ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
home#index 58 ms 100.0%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 24 ms 41.5%
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 2 ms 3.5%
users/index 27 ms 46.7%
SELECT name FROM users 21 ms 36.3%
layouts/application 38 ms 65.7%
home#index 58 ms 100.0%
home#index 58 ms 100.0%
home#index 58 ms 100.0%
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 18 ms 31.1%
users/index 17 ms 29.4%
home#index 58 ms 100.0%
home#index 58 ms 100.0%