Request Details

Route
/api_complex GET
Timestamp
Sep 20, 2026 6:38 PM
Duration
111.8 ms
Status
200
Response Size
51 KB
Error
No

Performance Breakdown

Database
5.9% (3 queries)
View Rendering
17.9%
Application Logic
76.3%
Other Operations
0.0%
Total Operations
13
Slowest Operation
111.8 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 183.3ms 366.5ms 549.8ms 733.0ms

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
home#api_complex 112 ms 100.0%
home/index 21 ms 18.8%
home/index 38 ms 34.0%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 2 ms 1.8%
posts/show 32 ms 28.6%
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... 7 ms 6.3%
home#api_complex 112 ms 100.0%
home#api_complex 112 ms 100.0%
home#api_complex 112 ms 100.0%
users/index 15 ms 13.4%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 34 ms 30.4%
home#api_complex 112 ms 100.0%
users/index 25 ms 22.4%