Request Details

Route
/api_complex GET
Timestamp
Sep 23, 2026 5:48 AM
Duration
128.29 ms
Status
200
Response Size
44 KB
Error
No

Performance Breakdown

Database
7.1% (4 queries)
View Rendering
8.4%
Application Logic
84.5%
Other Operations
0.0%
Total Operations
11
Slowest Operation
128.29 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 151.8ms 303.6ms 455.4ms 607.2ms

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
home#api_complex 128 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... 26 ms 20.3%
posts/show 13 ms 10.1%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 13 ms 10.1%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 2 ms 1.6%
posts/show 30 ms 23.4%
DELETE FROM comments WHERE created_at < ? 2 ms 1.6%
layouts/application 8 ms 6.2%
home#api_complex 128 ms 100.0%
home#api_complex 128 ms 100.0%
home#api_complex 128 ms 100.0%