Request Details

Route
/api_simple GET
Timestamp
Sep 22, 2026 3:44 PM
Duration
12.74 ms
Status
204
Response Size
427 Bytes
Error
No

Performance Breakdown

Database
11.1% (1 query)
View Rendering
36.0%
Application Logic
52.9%
Other Operations
0.0%
Total Operations
6
Slowest Operation
21.0 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 18.1ms 36.1ms 54.2ms 72.2ms

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
users/index 21 ms 164.8%
home#api_simple 13 ms 100.0%
layouts/application 5 ms 39.2%
SELECT * FROM users WHERE id = ? 8 ms 62.8%
home#api_simple 13 ms 100.0%
home#api_simple 13 ms 100.0%