Request Details

Route
/api_simple GET
Timestamp
Sep 13, 2026 4:32 PM
Duration
14.03 ms
Status
200
Response Size
190 Bytes
Error
No

Performance Breakdown

Database
53.9% (3 queries)
View Rendering
21.7%
Application Logic
24.4%
Other Operations
0.0%
Total Operations
7
Slowest Operation
29.0 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 28.8ms 57.5ms 86.3ms 115.1ms

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 comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 7 ms 49.9%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 26 ms 185.4%
layouts/application 6 ms 42.8%
home#api_simple 14 ms 100.0%
posts/show 19 ms 135.5%
home#api_simple 14 ms 100.0%
UPDATE posts SET view_count = view_count + ? WHERE published = ? 29 ms 206.7%