Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 15, 2026 12:20 PM
Duration
37.34 ms
Status
201
Response Size
7.2 KB
Error
No

Performance Breakdown

Database
51.4% (3 queries)
View Rendering
25.7%
Application Logic
22.9%
Other Operations
0.0%
Total Operations
6
Slowest Operation
37.34 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 40.8ms 81.7ms 122.5ms 163.3ms

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/settings#show 37 ms 100.0%
layouts/application 20 ms 53.6%
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 > ? 34 ms 91.0%
home/index 22 ms 58.9%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 22 ms 58.9%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 28 ms 75.0%