Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 11, 2026 8:36 AM
Duration
33.82 ms
Status
201
Response Size
3.8 KB
Error
No

Performance Breakdown

Database
10.0% (1 query)
View Rendering
41.9%
Application Logic
48.1%
Other Operations
0.0%
Total Operations
5
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 35.2ms 70.3ms 105.5ms 140.6ms

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 34 ms 100.0%
users/settings#show 34 ms 100.0%
home/index 21 ms 62.1%
posts/show 38 ms 112.4%
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 > ? 14 ms 41.4%