Request Details

Route
/api_simple GET
Timestamp
Sep 15, 2026 9:15 AM
Duration
14.28 ms
Status
200
Response Size
1.5 KB
Error
No

Performance Breakdown

Database
71.2% (4 queries)
View Rendering
15.2%
Application Logic
13.6%
Other Operations
0.0%
Total Operations
6
Slowest Operation
33.0 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 26.3ms 52.6ms 79.0ms 105.3ms

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 posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 14 ms 98.1%
SELECT posts.title, posts.content, users.name FROM posts JOIN users ON posts.user_id = users.id WHERE posts.published = ? 1 ms 7.0%
home#api_simple 14 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 27 ms 189.1%
users/index 16 ms 112.1%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 33 ms 231.2%