Request Details

Route
/api_simple GET
Timestamp
Sep 09, 2026 5:57 AM
Duration
27.15 ms
Status
201
Response Size
438 Bytes
Error
No

Performance Breakdown

Database
30.4% (2 queries)
View Rendering
51.6%
Application Logic
18.0%
Other Operations
0.0%
Total Operations
7
Slowest Operation
30.0 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 37.8ms 75.6ms 113.4ms 151.1ms

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
posts/show 13 ms 47.9%
home#api_simple 27 ms 100.0%
SELECT id, name FROM users WHERE email = ? 27 ms 99.4%
home/index 10 ms 36.8%
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... 19 ms 70.0%
users/index 25 ms 92.1%
layouts/application 30 ms 110.5%