Request Details

Route
/api_simple GET
Timestamp
Sep 23, 2026 6:11 AM
Duration
22.61 ms
Status
200
Response Size
1 KB
Error
No

Performance Breakdown

Database
43.6% (2 queries)
View Rendering
29.1%
Application Logic
27.4%
Other Operations
0.0%
Total Operations
4
Slowest Operation
24.0 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 20.7ms 41.3ms 62.0ms 82.6ms

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
users/index 24 ms 106.1%
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... 15 ms 66.3%
home#api_simple 23 ms 100.0%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 21 ms 92.9%