Request Details

Route
/ GET
Timestamp
Sep 15, 2026 12:06 AM
Duration
49.17 ms
Status
201
Response Size
15 KB
Error
No

Performance Breakdown

Database
18.1% (5 queries)
View Rendering
38.0%
Application Logic
43.8%
Other Operations
0.0%
Total Operations
13
Slowest Operation
49.17 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 84.1ms 168.3ms 252.4ms 336.5ms

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
layouts/application 34 ms 69.1%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 2 ms 4.1%
home#index 49 ms 100.0%
home#index 49 ms 100.0%
SELECT id, name FROM users WHERE email = ? 17 ms 34.6%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 19 ms 38.6%
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... 17 ms 34.6%
posts/show 28 ms 56.9%
home#index 49 ms 100.0%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 6 ms 12.2%
users/index 24 ms 48.8%
layouts/application 32 ms 65.1%
users/index 10 ms 20.3%