Request Details

Route
/api_simple GET
Timestamp
Sep 23, 2026 12:58 AM
Duration
24.55 ms
Status
200
Response Size
1.9 KB
Error
No

Performance Breakdown

Database
17.4% (1 query)
View Rendering
43.8%
Application Logic
38.8%
Other Operations
0.0%
Total Operations
8
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
Action
View
Database
0.0ms 47.4ms 94.8ms 142.2ms 189.7ms

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
posts/show 23 ms 93.7%
layouts/application 16 ms 65.2%
home#api_simple 25 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 33 ms 134.4%
home#api_simple 25 ms 100.0%
home#api_simple 25 ms 100.0%
posts/show 30 ms 122.2%
users/index 14 ms 57.0%