Request Details

Route
/api_simple GET
Timestamp
Sep 15, 2026 2:33 PM
Duration
21.93 ms
Status
204
Response Size
2.2 KB
Error
No

Performance Breakdown

Database
0.0% (0 queries)
View Rendering
64.9%
Application Logic
35.1%
Other Operations
0.0%
Total Operations
5
Slowest Operation
34.0 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
0.0ms 31.2ms 62.4ms 93.6ms 124.9ms

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
home#api_simple 22 ms 100.0%
layouts/application 18 ms 82.1%
home#api_simple 22 ms 100.0%
users/index 34 ms 155.0%
home/index 29 ms 132.2%