Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 17, 2026 9:30 PM
Duration
23.65 ms
Status
201
Response Size
17 KB
Error
No

Performance Breakdown

Database
27.6% (2 queries)
View Rendering
48.1%
Application Logic
24.2%
Other Operations
0.0%
Total Operations
7
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 48.8ms 97.7ms 146.5ms 195.3ms

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
SELECT * FROM posts WHERE created_at > ? 21 ms 88.8%
home/index 21 ms 88.8%
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... 33 ms 139.5%
home/index 35 ms 148.0%
users/settings#show 24 ms 100.0%
users/settings#show 24 ms 100.0%
users/index 38 ms 160.7%