Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 10, 2026 5:18 AM
Duration
20.97 ms
Status
200
Response Size
10 KB
Error
No

Performance Breakdown

Database
6.2% (1 query)
View Rendering
19.5%
Application Logic
74.3%
Other Operations
0.0%
Total Operations
7
Slowest Operation
20.97 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 28.2ms 56.4ms 84.7ms 112.9ms

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 21 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 > ? 7 ms 33.4%
users/settings#show 21 ms 100.0%
home/index 6 ms 28.6%
users/settings#show 21 ms 100.0%
users/settings#show 21 ms 100.0%
posts/show 16 ms 76.3%