Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 23, 2026 1:07 AM
Duration
54.53 ms
Status
200
Response Size
18 KB
Error
No

Performance Breakdown

Database
24.6% (2 queries)
View Rendering
37.2%
Application Logic
38.3%
Other Operations
0.0%
Total Operations
8
Slowest Operation
54.53 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 71.3ms 142.5ms 213.8ms 285.1ms

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 55 ms 100.0%
posts/show 35 ms 64.2%
home/index 16 ms 29.3%
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 64.2%
users/settings#show 55 ms 100.0%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 35 ms 64.2%
users/index 35 ms 64.2%
users/index 20 ms 36.7%