Request Details

Route
/api_simple GET
Timestamp
Sep 09, 2026 8:38 AM
Duration
16.84 ms
Status
201
Response Size
1.6 KB
Error
No

Performance Breakdown

Database
39.5% (2 queries)
View Rendering
0.0%
Application Logic
60.5%
Other Operations
0.0%
Total Operations
4
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
Database
0.0ms 13.9ms 27.8ms 41.8ms 55.7ms

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 17 ms 100.0%
SELECT name FROM users 21 ms 124.7%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 1 ms 5.9%
home#api_simple 17 ms 100.0%