Request Details

Route
/api_simple GET
Timestamp
Sep 22, 2026 7:54 PM
Duration
13.15 ms
Status
200
Response Size
932 Bytes
Error
No

Performance Breakdown

Database
22.8% (2 queries)
View Rendering
77.2%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
4
Slowest Operation
36.0 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 14.3ms 28.5ms 42.8ms 57.0ms

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 ? 5 ms 38.0%
users/index 8 ms 60.9%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 8 ms 60.9%
home/index 36 ms 273.8%