Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 17, 2026 11:07 AM
Duration
16.22 ms
Status
204
Response Size
9.2 KB
Error
No

Performance Breakdown

Database
33.2% (1 query)
View Rendering
34.2%
Application Logic
32.6%
Other Operations
0.0%
Total Operations
4
Slowest Operation
34.0 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 24.9ms 49.7ms 74.6ms 99.4ms

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/index 34 ms 209.6%
users/settings#show 16 ms 100.0%
users/settings#show 16 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... 33 ms 203.4%