Request Details

Route
/api_simple GET
Timestamp
Sep 22, 2026 10:06 PM
Duration
10.0 ms
Status
201
Response Size
1.4 KB
Error
No

Performance Breakdown

Database
26.7% (2 queries)
View Rendering
50.0%
Application Logic
23.3%
Other Operations
0.0%
Total Operations
8
Slowest Operation
18.0 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 21.5ms 43.0ms 64.5ms 86.0ms

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 user_id = ? ORDER BY created_at DESC LIMIT ? 18 ms 180.0%
home/index 18 ms 180.0%
users/index 9 ms 90.0%
DELETE FROM posts WHERE id = ? 5 ms 50.0%
layouts/application 6 ms 60.0%
home#api_simple 10 ms 100.0%
home#api_simple 10 ms 100.0%
users/index 10 ms 100.0%