Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 21, 2026 2:21 AM
Duration
36.77 ms
Status
201
Response Size
12 KB
Error
No

Performance Breakdown

Database
55.9% (4 queries)
View Rendering
17.4%
Application Logic
26.7%
Other Operations
0.0%
Total Operations
6
Slowest Operation
36.77 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 34.4ms 68.9ms 103.3ms 137.8ms

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 * FROM users WHERE id = ? 26 ms 70.7%
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... 6 ms 16.3%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 16 ms 43.5%
layouts/application 24 ms 65.3%
users/settings#show 37 ms 100.0%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 29 ms 78.9%