Request Details

Route
/api_complex GET
Timestamp
Sep 22, 2026 4:45 AM
Duration
136.34 ms
Status
204
Response Size
28 KB
Error
No

Performance Breakdown

Database
10.5% (6 queries)
View Rendering
17.2%
Application Logic
72.3%
Other Operations
0.0%
Total Operations
20
Slowest Operation
136.34 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 283.0ms 566.0ms 849.0ms 1132.0ms

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 posts.* FROM posts WHERE title LIKE ? OR content LIKE ? 7 ms 5.1%
layouts/application 38 ms 27.9%
home/index 30 ms 22.0%
home#api_complex 136 ms 100.0%
SELECT name FROM users 25 ms 18.3%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 35 ms 25.7%
posts/show 29 ms 21.3%
home#api_complex 136 ms 100.0%
home#api_complex 136 ms 100.0%
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... 24 ms 17.6%
home/index 29 ms 21.3%
home#api_complex 136 ms 100.0%
home#api_complex 136 ms 100.0%
home/index 6 ms 4.4%
home/index 21 ms 15.4%
SELECT posts.* FROM posts WHERE title LIKE ? OR content LIKE ? 27 ms 19.8%
home/index 33 ms 24.2%
layouts/application 9 ms 6.6%
home#api_complex 136 ms 100.0%
SELECT name FROM users 1 ms 0.7%