Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 21, 2026 9:14 AM
Duration
28.83 ms
Status
204
Response Size
12 KB
Error
No

Performance Breakdown

Database
25.9% (2 queries)
View Rendering
22.7%
Application Logic
51.4%
Other Operations
0.0%
Total Operations
8
Slowest Operation
38.0 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 56.1ms 112.2ms 168.3ms 224.3ms

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 29 ms 100.0%
users/settings#show 29 ms 100.0%
users/settings#show 29 ms 100.0%
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 35 ms 121.4%
SELECT id, name, email FROM users WHERE id = ? 23 ms 79.8%
users/settings#show 29 ms 100.0%
home/index 38 ms 131.8%
posts/show 13 ms 45.1%