Request Details

Route
/ GET
Timestamp
Sep 09, 2026 2:12 PM
Duration
72.31 ms
Status
204
Response Size
21 KB
Error
No

Performance Breakdown

Database
17.2% (6 queries)
View Rendering
21.6%
Application Logic
61.2%
Other Operations
0.0%
Total Operations
14
Slowest Operation
72.31 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 118.1ms 236.1ms 354.2ms 472.2ms

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 72 ms 100.0%
layouts/application 7 ms 9.7%
home/index 39 ms 53.9%
posts/show 17 ms 23.5%
layouts/application 39 ms 53.9%
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... 5 ms 6.9%
home#index 72 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 14 ms 19.4%
SELECT * FROM posts WHERE created_at > ? 8 ms 11.1%
home#index 72 ms 100.0%
INSERT INTO posts (user_id, title, content, published, created_at, updated_at) VALUES (?, ?, ?, ?, ?, ?) 1 ms 1.4%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 30 ms 41.5%
home#index 72 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 23 ms 31.8%