Request Details

Route
/api_simple GET
Timestamp
Sep 11, 2026 4:44 PM
Duration
10.0 ms
Status
201
Response Size
948 Bytes
Error
No

Performance Breakdown

Database
11.5% (2 queries)
View Rendering
88.5%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
4
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
View
Database
0.0ms 13.0ms 26.0ms 39.0ms 52.0ms

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 * FROM posts WHERE created_at > ? 3 ms 30.0%
SELECT * FROM users WHERE id = ? 3 ms 30.0%
users/index 13 ms 130.0%
users/index 33 ms 330.0%