Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 11, 2026 6:06 AM
Duration
40.55 ms
Status
200
Response Size
21 KB
Error
No

Performance Breakdown

Database
27.8% (2 queries)
View Rendering
47.7%
Application Logic
24.5%
Other Operations
0.0%
Total Operations
6
Slowest Operation
40.55 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 41.4ms 82.8ms 124.2ms 165.6ms

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 41 ms 100.0%
users/index 21 ms 51.8%
layouts/application 20 ms 49.3%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 13 ms 32.1%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 33 ms 81.4%
users/index 38 ms 93.7%