Request Details

Route
/ GET
Timestamp
Sep 19, 2026 8:56 PM
Duration
40.7 ms
Status
201
Response Size
15 KB
Error
No

Performance Breakdown

Database
25.2% (4 queries)
View Rendering
17.0%
Application Logic
57.7%
Other Operations
0.0%
Total Operations
13
Slowest Operation
40.7 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 88.1ms 176.3ms 264.4ms 352.5ms

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 17 ms 41.8%
home#index 41 ms 100.0%
home#index 41 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 25 ms 61.4%
layouts/application 11 ms 27.0%
SELECT * FROM users WHERE id = ? 20 ms 49.1%
home#index 41 ms 100.0%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 19 ms 46.7%
home#index 41 ms 100.0%
users/index 18 ms 44.2%
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... 25 ms 61.4%
home#index 41 ms 100.0%
posts/show 14 ms 34.4%