Request Details

Route
/api_simple GET
Timestamp
Sep 10, 2026 12:11 AM
Duration
17.23 ms
Status
201
Response Size
214 Bytes
Error
No

Performance Breakdown

Database
51.7% (2 queries)
View Rendering
48.3%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
3
Slowest Operation
28.0 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
View
Database
0.0ms 14.5ms 29.0ms 43.5ms 58.0ms

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... 20 ms 116.1%
posts/show 28 ms 162.5%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 10 ms 58.1%