Request Details

Route
/api_simple GET
Timestamp
Sep 11, 2026 2:08 PM
Duration
10.0 ms
Status
200
Response Size
453 Bytes
Error
No

Performance Breakdown

Database
72.4% (2 queries)
View Rendering
27.6%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
3
Slowest Operation
23.0 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 DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 19 ms 190.0%
SELECT * FROM posts WHERE created_at > ? 23 ms 230.0%
posts/show 16 ms 160.0%