Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 11, 2026 1:09 PM
Duration
47.74 ms
Status
204
Response Size
3.2 KB
Error
No

Performance Breakdown

Database
13.9% (1 query)
View Rendering
5.9%
Application Logic
80.3%
Other Operations
0.0%
Total Operations
6
Slowest Operation
47.74 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 59.5ms 119.0ms 178.5ms 238.0ms

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
posts/show 14 ms 29.3%
users/settings#show 48 ms 100.0%
users/settings#show 48 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 > ? 33 ms 69.1%
users/settings#show 48 ms 100.0%
users/settings#show 48 ms 100.0%