Request Details

Route
/api_simple GET
Timestamp
Sep 22, 2026 8:50 PM
Duration
14.08 ms
Status
200
Response Size
446 Bytes
Error
No

Performance Breakdown

Database
25.9% (2 queries)
View Rendering
31.9%
Application Logic
42.1%
Other Operations
0.0%
Total Operations
7
Slowest Operation
26.0 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 25.1ms 50.1ms 75.2ms 100.2ms

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 6 ms 42.6%
home#api_simple 14 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 16 ms 113.7%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 10 ms 71.0%
home#api_simple 14 ms 100.0%
home#api_simple 14 ms 100.0%
layouts/application 26 ms 184.7%