Request Details

Route
/api_simple GET
Timestamp
Sep 10, 2026 9:41 AM
Duration
10.0 ms
Status
201
Response Size
362 Bytes
Error
No

Performance Breakdown

Database
37.8% (2 queries)
View Rendering
40.0%
Application Logic
22.2%
Other Operations
0.0%
Total Operations
8
Slowest Operation
34.0 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 33.8ms 67.5ms 101.3ms 135.0ms

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
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 170.0%
home/index 11 ms 110.0%
home#api_simple 10 ms 100.0%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 34 ms 340.0%
users/index 14 ms 140.0%
home/index 29 ms 290.0%
home#api_simple 10 ms 100.0%
home#api_simple 10 ms 100.0%