Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 22, 2026 10:14 AM
Duration
53.86 ms
Status
201
Response Size
2.5 KB
Error
No

Performance Breakdown

Database
33.9% (2 queries)
View Rendering
35.6%
Application Logic
30.5%
Other Operations
0.0%
Total Operations
5
Slowest Operation
53.86 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 44.2ms 88.4ms 132.6ms 176.9ms

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
SELECT * FROM users WHERE id = ? 31 ms 57.6%
users/settings#show 54 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 > ? 29 ms 53.8%
posts/show 40 ms 74.3%
home/index 23 ms 42.7%